Exemplo n.º 1
0
def get_injections(injfnames, FAR, zero_lag_segments, verbose = False):
  """
  """
  def injection_was_made(geocent_end_time, geocent_end_time_ns, zero_lag_segments = zero_lag_segments):
    """
    return True if injection was made in the given segmentlist
    """
    return lsctables.LIGOTimeGPS(geocent_end_time, geocent_end_time_ns) in zero_lag_segments

  found = []
  missed = []
  print >>sys.stderr, ""
  for cnt, f in enumerate(injfnames):
    print >>sys.stderr, "getting injections below FAR: " + str(FAR) + ":\t%.1f%%\r" % (100.0 * cnt / len(injfnames),),
    working_filename = dbtables.get_connection_filename(f, tmp_path = None, verbose = verbose)
    connection = sqlite3.connect(working_filename)
    connection.create_function("injection_was_made", 2, injection_was_made)

    make_sim_inspiral = lsctables.table.get_table(dbtables.get_xml(connection), lsctables.SimInspiralTable.tableName)._row_from_cols

    for values in connection.cursor().execute("""
SELECT
  sim_inspiral.*,
  -- true if injection matched a coinc below the false alarm rate threshold
  EXISTS (
    SELECT
      *
    FROM
      coinc_event_map AS mapa
      JOIN coinc_event_map AS mapb ON (
        mapa.coinc_event_id == mapb.coinc_event_id
      )
      JOIN coinc_inspiral ON (
        mapb.table_name == "coinc_event"
        AND mapb.event_id == coinc_inspiral.coinc_event_id
      )
    WHERE
      mapa.table_name == "sim_inspiral"
      AND mapa.event_id == sim_inspiral.simulation_id
      AND coinc_inspiral.combined_far < ?
  )
FROM
  sim_inspiral
WHERE
  -- only interested in injections that were injected
  injection_was_made(sim_inspiral.geocent_end_time, sim_inspiral.geocent_end_time_ns)
    """, (FAR,)):
      sim = make_sim_inspiral(values)
      if values[-1]:
        found.append(sim)
      else:
        missed.append(sim)

    # done
    connection.close()
    dbtables.discard_connection_filename(f, working_filename, verbose = verbose)
    dbtables.DBTable_set_connection(None)

  print >>sys.stderr, "\nFound = %d Missed = %d" % (len(found), len(missed))
  return found, missed
Exemplo n.º 2
0
def get_injections(injfnames, FAR, zero_lag_segments, verbose = False):
  """
  """
  def injection_was_made(geocent_end_time, geocent_end_time_ns, zero_lag_segments = zero_lag_segments):
    """
    return True if injection was made in the given segmentlist
    """
    return lsctables.LIGOTimeGPS(geocent_end_time, geocent_end_time_ns) in zero_lag_segments

  found = []
  missed = []
  print("", file=sys.stderr)
  for cnt, f in enumerate(injfnames):
    print("getting injections below FAR: " + str(FAR) + ":\t%.1f%%\r" % (100.0 * cnt / len(injfnames),), end=' ', file=sys.stderr)
    working_filename = dbtables.get_connection_filename(f, tmp_path = None, verbose = verbose)
    connection = sqlite3.connect(working_filename)
    connection.create_function("injection_was_made", 2, injection_was_made)

    make_sim_inspiral = lsctables.SimInspiralTable.get_table(dbtables.get_xml(connection))._row_from_cols

    for values in connection.cursor().execute("""
SELECT
  sim_inspiral.*,
  -- true if injection matched a coinc below the false alarm rate threshold
  EXISTS (
    SELECT
      *
    FROM
      coinc_event_map AS mapa
      JOIN coinc_event_map AS mapb ON (
        mapa.coinc_event_id == mapb.coinc_event_id
      )
      JOIN coinc_inspiral ON (
        mapb.table_name == "coinc_event"
        AND mapb.event_id == coinc_inspiral.coinc_event_id
      )
    WHERE
      mapa.table_name == "sim_inspiral"
      AND mapa.event_id == sim_inspiral.simulation_id
      AND coinc_inspiral.combined_far < ?
  )
FROM
  sim_inspiral
WHERE
  -- only interested in injections that were injected
  injection_was_made(sim_inspiral.geocent_end_time, sim_inspiral.geocent_end_time_ns)
    """, (FAR,)):
      sim = make_sim_inspiral(values)
      if values[-1]:
        found.append(sim)
      else:
        missed.append(sim)

    # done
    connection.close()
    dbtables.discard_connection_filename(f, working_filename, verbose = verbose)
    dbtables.DBTable_set_connection(None)

  print("\nFound = %d Missed = %d" % (len(found), len(missed)), file=sys.stderr)
  return found, missed
def create_string_sngl_is_vetoed_function(connection, veto_segments_name = None):
	"""
	Creates a function named string_sngl_is_vetoed in the database at
	connection.  The function accepts three parameters --- the
	instrument name, and the integer and integer nanoseconds components
	of a time --- and returns true if the instrument is vetoed at that
	time or false otherwise.  veto_segments_name sets the name of the
	segment lists used to define the vetoes.

	If veto_segments_name is None then a no-op function is created that
	always returns False.

	Note:  this funtion requires glue.ligolw.dbtables and
	glue.ligolw.utils.segments to be imported as dbtables and
	ligolwsegments respectively.
	"""
	if veto_segments_name is None:
		connection.create_function("string_sngl_is_vetoed", 3, lambda instrument, peak_time, peak_time_ns: False)
		return
	xmldoc = dbtables.get_xml(connection)
	seglists = ligolwsegments.segmenttable_get_by_name(xmldoc, options.vetoes_name).coalesce()
	xmldoc.unlink()
	def is_vetoed(instrument, peak_time, peak_time_ns, seglists = seglists):
		return instrument in seglists and dbtables.lsctables.LIGOTimeGPS(peak_time, peak_time_ns) in seglists[instrument]
	connection.create_function("string_sngl_is_vetoed", 3, is_vetoed)
Exemplo n.º 4
0
    def add_livetime(self,
                     connection,
                     live_time_program,
                     veto_segments_name=None,
                     verbose=False):
        if verbose:
            print >> sys.stderr, "\tcomputing livetimes:",

        xmldoc = dbtables.get_xml(connection)
        veto_segments = farutils.get_veto_segments(
            connection,
            live_time_program,
            xmldoc,
            veto_segments_name=veto_segments_name)
        segs = farutils.get_segments(connection, xmldoc,
                                     "lalapps_ring").coalesce()
        bglivetime = farutils.add_background_livetime(connection,
                                                      live_time_program,
                                                      segs,
                                                      veto_segments,
                                                      coinc_segments=None,
                                                      verbose=verbose)

        if verbose:
            print >> sys.stderr, "\n\tbackground livetime %s\n" % (
                str(bglivetime))
        for key in bglivetime.keys():
            try:
                self.cached_livetime[key] += bglivetime[key]
            except KeyError:
                self.cached_livetime[key] = bglivetime[key]
Exemplo n.º 5
0
def make_sim_inspiral_row_from_columns_in_db(connection):
    """
	get the unique mapping of a sim inspiral row from columns in this
	database
	"""
    return lsctables.SimInspiralTable.get_table(
        dbtables.get_xml(connection)).row_from_cols
def create_string_sngl_is_vetoed_function(connection, veto_segments_name=None):
    """
	Creates a function named string_sngl_is_vetoed in the database at
	connection.  The function accepts three parameters --- the
	instrument name, and the integer and integer nanoseconds components
	of a time --- and returns true if the instrument is vetoed at that
	time or false otherwise.  veto_segments_name sets the name of the
	segment lists used to define the vetoes.

	If veto_segments_name is None then a no-op function is created that
	always returns False.

	Note:  this funtion requires glue.ligolw.dbtables and
	glue.ligolw.utils.segments to be imported as dbtables and
	ligolwsegments respectively.
	"""
    if veto_segments_name is None:
        connection.create_function(
            "string_sngl_is_vetoed", 3,
            lambda instrument, peak_time, peak_time_ns: False)
        return
    xmldoc = dbtables.get_xml(connection)
    seglists = ligolwsegments.segmenttable_get_by_name(
        xmldoc, options.vetoes_name).coalesce()
    xmldoc.unlink()

    def is_vetoed(instrument, peak_time, peak_time_ns, seglists=seglists):
        return instrument in seglists and dbtables.lsctables.LIGOTimeGPS(
            peak_time, peak_time_ns) in seglists[instrument]

    connection.create_function("string_sngl_is_vetoed", 3, is_vetoed)
Exemplo n.º 7
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def get_veto_segments(connection, name):
  """
  Return a coalesced glue.segments.segmentlistdict object containing the
  segments of the given name extracted from the database at the given
  connection.
  """
  xmldoc = dbtables.get_xml(connection)
  seglists = ligolw_segments.segmenttable_get_by_name(xmldoc, name).coalesce()
  xmldoc.unlink()
  return seglists
Exemplo n.º 8
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def get_background_offset_vectors(connection):
  """
  Return a list of the non-zero offset vectors extracted from the database
  at the given connection.  Each offset vector is returned as a dictionary
  mapping instrument name to offset.
  """
  xmldoc = dbtables.get_xml(connection)
  offset_vectors = [offsetvector for offsetvector in dbtables.table.get_table(xmldoc, lsctables.TimeSlideTable.tableName).as_dict().values() if any(offsetvector.values())]
  xmldoc.unlink()
  return offset_vectors
Exemplo n.º 9
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def get_veto_segments(connection, name):
    """
  Return a coalesced glue.segments.segmentlistdict object containing the
  segments of the given name extracted from the database at the given
  connection.
  """
    xmldoc = dbtables.get_xml(connection)
    seglists = ligolw_segments.segmenttable_get_by_name(xmldoc,
                                                        name).coalesce()
    xmldoc.unlink()
    return seglists
Exemplo n.º 10
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def load_segments(filename, name, verbose = False):
	if verbose:
		print >>sys.stderr, "loading \"%s\" segments ... " % name,
	connection = sqlite3.connect(filename)
	segs = ligolw_segments.segmenttable_get_by_name(dbtables.get_xml(connection), name).coalesce()
	connection.close()
	if verbose:
		print >>sys.stderr, "done."
		for ifo in segs:
			print >>sys.stderr, "loaded %d veto segment(s) for %s totalling %g s" % (len(segs[ifo]), ifo, float(abs(segs[ifo])))
	return segs
Exemplo n.º 11
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 def __init__(self, f, *args, **kwargs):
     if isinstance(f, sqlite3.Connection):
         db = f
         filename = sqlite.get_filename(f)
     else:
         if hasattr(f, 'read'):
             filename = f.name
             f.close()
         else:
             filename = f
         db = sqlite.open(filename, 'r')
     super().__init__(dbtables.get_xml(db), *args, **kwargs)
     self._fallbackpath = os.path.dirname(filename) if filename else None
def load_segments(filename, name, verbose=False):
    if verbose:
        print >> sys.stderr, "loading \"%s\" segments ... " % name,
    connection = sqlite3.connect(filename)
    segs = ligolw_segments.segmenttable_get_by_name(
        dbtables.get_xml(connection), name).coalesce()
    connection.close()
    if verbose:
        print >> sys.stderr, "done."
        for ifo in segs:
            print >> sys.stderr, "loaded %d veto segment(s) for %s totalling %g s" % (
                len(segs[ifo]), ifo, float(abs(segs[ifo])))
    return segs
Exemplo n.º 13
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def get_background_offset_vectors(connection):
    """
  Return a list of the non-zero offset vectors extracted from the database
  at the given connection.  Each offset vector is returned as a dictionary
  mapping instrument name to offset.
  """
    xmldoc = dbtables.get_xml(connection)
    offset_vectors = [
        offsetvector for offsetvector in lsctables.TimeSlideTable.get_table(
            xmldoc).as_dict().values() if any(offsetvector.values())
    ]
    xmldoc.unlink()
    return offset_vectors
Exemplo n.º 14
0
	def add_livetime(self, connection, live_time_program, veto_segments_name = None, verbose = False):
		if verbose:
			print >>sys.stderr, "\tcomputing livetimes:",

		xmldoc = dbtables.get_xml(connection)
		veto_segments = farutils.get_veto_segments(connection, live_time_program, xmldoc, veto_segments_name=veto_segments_name)
		segs = farutils.get_segments(connection, xmldoc, "lalapps_ring").coalesce()
		bglivetime=farutils.add_background_livetime(connection, live_time_program, segs, veto_segments, coinc_segments=None, verbose=verbose)

		if verbose: print >>sys.stderr, "\n\tbackground livetime %s\n" % (str(bglivetime))
		for key in bglivetime.keys():
			try:
				self.cached_livetime[key] += bglivetime[key]
			except KeyError:
				self.cached_livetime[key] = bglivetime[key]
def get_single_ifo_segments(connection, program_name="inspiral", usertag=None):
    """
	Return a glue.segments.segmentlistdict object containing coalesced single-ifo
	segments obtained from the search_summary table.

	@param connection: sqlite connection for the input database
	@param usertag: the usertag for the desired filter jobs e.g. ("FULL_DATA","PLAYGROUND")
	"""

    xmldoc = dbtables.get_xml(connection)
    seglist_dict = segments.segmentlistdict()
    # extract segments indexed by available instrument
    for row in map(
        dbtables.table.get_table(xmldoc, lsctables.SearchSummaryTable.tableName).row_from_cols,
        connection.cursor().execute(
            """
			SELECT search_summary.*
			FROM search_summary
				JOIN process_params ON (
					process_params.process_id == search_summary.process_id)
			WHERE
				process_params.value == :1
				AND process_params.program == :2
		""",
            (usertag, program_name),
        ),
    ):

        instrument = row.get_ifos().pop()
        if usertag == "FULL_DATA" or usertag == "PLAYGROUND":
            try:
                seglist_dict[instrument].append(row.get_out())
            except KeyError:
                seglist_dict[instrument] = [row.get_out()]
        else:
            buffer_time = 72
            filtered_segment = segments.segment(row.get_in()[0] + buffer_time, row.get_in()[1] - buffer_time)
            try:
                seglist_dict[instrument].append(filtered_segment)
            except KeyError:
                seglist_dict[instrument] = [filtered_segment]

    xmldoc.unlink()

    seglist_dict = segments.segmentlistdict(
        (key, segments.segmentlist(sorted(set(value)))) for key, value in seglist_dict.items()
    )
    return seglist_dict
def get_single_ifo_segments(connection, program_name="inspiral", usertag=None):
    """
	Return a glue.segments.segmentlistdict object containing coalesced single-ifo
	segments obtained from the search_summary table.

	@param connection: sqlite connection for the input database
	@param usertag: the usertag for the desired filter jobs e.g. ("FULL_DATA","PLAYGROUND")
	"""

    xmldoc = dbtables.get_xml(connection)
    seglist_dict = segments.segmentlistdict()
    # extract segments indexed by available instrument
    for row in map(
            dbtables.table.get_table(
                xmldoc, lsctables.SearchSummaryTable.tableName).row_from_cols,
            connection.cursor().execute(
                """
			SELECT search_summary.*
			FROM search_summary
				JOIN process_params ON (
					process_params.process_id == search_summary.process_id)
			WHERE
				process_params.value == :1
				AND process_params.program == :2
		""", (usertag, program_name))):

        instrument = row.get_ifos().pop()
        if usertag == "FULL_DATA" or usertag == "PLAYGROUND":
            try:
                seglist_dict[instrument].append(row.get_out())
            except KeyError:
                seglist_dict[instrument] = [row.get_out()]
        else:
            buffer_time = 72
            filtered_segment = segments.segment(row.get_in()[0] + buffer_time,
                                                row.get_in()[1] - buffer_time)
            try:
                seglist_dict[instrument].append(filtered_segment)
            except KeyError:
                seglist_dict[instrument] = [filtered_segment]

    xmldoc.unlink()

    seglist_dict = segments.segmentlistdict(
        (key, segments.segmentlist(sorted(set(value))))
        for key, value in seglist_dict.items())
    return seglist_dict
Exemplo n.º 17
0
def get_singles_times( connection, verbose = False ):
    # get single-ifo filtered segments
    ifo_segments = compute_dur.get_single_ifo_segments(
        connection, program_name = "inspiral", usertag = "FULL_DATA")

    # get all veto segments
    xmldoc = dbtables.get_xml(connection)
    veto_segments = compute_dur.get_veto_segments(xmldoc, verbose)

    sngls_durations = {}

    for veto_def_name, veto_seg_dict in veto_segments.items():
        post_vetoes_ifosegs = ifo_segments - veto_seg_dict
        for ifo, segs_list in post_vetoes_ifosegs.items():
            sngls_durations[ifo] = float( abs(segs_list) )

    return sngls_durations
Exemplo n.º 18
0
def get_thinca_rings_by_available_instruments(connection,
                                              program_name="thinca"):
    """
  Return the thinca rings from the database at the given connection.  The
  rings are returned as a glue.segments.segmentlistdict indexed by the
  set of instruments that were analyzed in that ring.

  Example:

  >>> seglists = get_thinca_rings_by_available_instruments(connection)
  >>> print seglists.keys()
  [frozenset(['H1', 'L1'])]
  """
    # extract raw rings indexed by available instrument set

    xmldoc = dbtables.get_xml(connection)
    seglists = segments.segmentlistdict()
    for row in map(
            dbtables.table.get_table(
                xmldoc, lsctables.SearchSummaryTable.tableName).row_from_cols,
            connection.cursor().execute(
                """
SELECT
  search_summary.*
FROM
  search_summary
  JOIN process ON (
    process.process_id == search_summary.process_id
  )
WHERE
  process.program == ?
  """, (program_name, ))):
        available_instruments = frozenset(row.get_ifos())
        try:
            seglists[available_instruments].append(row.get_out())
        except KeyError:
            seglists[available_instruments] = [row.get_out()]
    xmldoc.unlink()

    # remove rings that are exact duplicates on the assumption that there are
    # zero-lag and time-slide thinca jobs represented in the same document

    return segments.segmentlistdict(
        (key, segments.segmentlist(sorted(set(value))))
        for key, value in seglists.items())
Exemplo n.º 19
0
def get_singles_times(connection, verbose=False):
    # get single-ifo filtered segments
    ifo_segments = compute_dur.get_single_ifo_segments(connection,
                                                       program_name="inspiral",
                                                       usertag="FULL_DATA")

    # get all veto segments
    xmldoc = dbtables.get_xml(connection)
    veto_segments = compute_dur.get_veto_segments(xmldoc, verbose)

    sngls_durations = {}

    for veto_def_name, veto_seg_dict in veto_segments.items():
        post_vetoes_ifosegs = ifo_segments - veto_seg_dict
        for ifo, segs_list in post_vetoes_ifosegs.items():
            sngls_durations[ifo] = float(abs(segs_list))

    return sngls_durations
Exemplo n.º 20
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def get_rinca_zero_lag_segments(connection, program_name="rinca"):
    """
  Return the rinca rings from the database at the given connection.  The
  rings are returned as a coalesced glue.segments.segmentlistdict indexed
  by instrument.

  Example:

  >>> seglists = get_rinca_zero_lag_segments(connection)
  >>> print seglists.keys()
  ['H1', 'L1']

  This function is most useful if only zero-lag segments are desired
  because it allows for more convenient manipulation of the segment lists
  using the methods in glue.segments.  If information about background
  segments or the original ring boundaries is desired the data returned by
  get_rinca_rings_by_available_instruments() is required.
  """
    # extract the raw rings indexed by instrument

    xmldoc = dbtables.get_xml(connection)
    seglists = ligolw_search_summary.segmentlistdict_fromsearchsummary(
        xmldoc, program_name)
    xmldoc.unlink()

    # remove rings that are exact duplicates on the assumption that there are
    # zero-lag and time-slide rinca jobs represented in the same document

    seglists = segments.segmentlistdict((key, segments.segmentlist(set(value)))
                                        for key, value in seglists.items())

    # coalesce the remaining segments making sure we don't loose livetime in
    # the process

    durations_before = abs(seglists)
    seglists.coalesce()
    if abs(seglists) != durations_before:
        raise ValueError, "detected overlapping rinca rings"

    # done

    return seglists
Exemplo n.º 21
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def get_thinca_zero_lag_segments(connection, program_name = "thinca"):
  """
  Return the thinca rings from the database at the given connection.  The
  rings are returned as a coalesced glue.segments.segmentlistdict indexed
  by instrument.

  Example:

  >>> seglists = get_thinca_zero_lag_segments(connection)
  >>> print seglists.keys()
  ['H1', 'L1']

  This function is most useful if only zero-lag segments are desired
  because it allows for more convenient manipulation of the segment lists
  using the methods in glue.segments.  If information about background
  segments or the original ring boundaries is desired the data returned by
  get_thinca_rings_by_available_instruments() is required.
  """
  # extract the raw rings indexed by instrument

  xmldoc = dbtables.get_xml(connection)
  seglists = ligolw_search_summary.segmentlistdict_fromsearchsummary(xmldoc, program_name)
  xmldoc.unlink()

  # remove rings that are exact duplicates on the assumption that there are
  # zero-lag and time-slide thinca jobs represented in the same document

  seglists = segments.segmentlistdict((key, segments.segmentlist(set(value))) for key, value in seglists.items())

  # coalesce the remaining segments making sure we don't loose livetime in
  # the process

  durations_before = abs(seglists)
  seglists.coalesce()
  if abs(seglists) != durations_before:
    raise ValueError, "detected overlapping thinca rings"

  # done

  return seglists
Exemplo n.º 22
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def get_thinca_rings_by_available_instruments(connection, program_name = "thinca"):
  """
  Return the thinca rings from the database at the given connection.  The
  rings are returned as a glue.segments.segmentlistdict indexed by the
  set of instruments that were analyzed in that ring.

  Example:

  >>> seglists = get_thinca_rings_by_available_instruments(connection)
  >>> print seglists.keys()
  [frozenset(['H1', 'L1'])]
  """
  # extract raw rings indexed by available instrument set

  xmldoc = dbtables.get_xml(connection)
  seglists = segments.segmentlistdict()
  for row in map(dbtables.table.get_table(xmldoc, lsctables.SearchSummaryTable.tableName).row_from_cols, connection.cursor().execute("""
SELECT
  search_summary.*
FROM
  search_summary
  JOIN process ON (
    process.process_id == search_summary.process_id
  )
WHERE
  process.program == ?
  """, (program_name,))):
    available_instruments = frozenset(row.get_ifos())
    try:
      seglists[available_instruments].append(row.get_out())
    except KeyError:
      seglists[available_instruments] = [row.get_out()]
  xmldoc.unlink()

  # remove rings that are exact duplicates on the assumption that there are
  # zero-lag and time-slide thinca jobs represented in the same document

  return segments.segmentlistdict((key, segments.segmentlist(sorted(set(value)))) for key, value in seglists.items())
def successful_injections(
    connection,
    tag,
    on_ifos,
    veto_cat,
    dist_type = "distance",
    weight_dist = False,
    verbose = False):

    """
    My attempt to get a list of the simulations that actually made
    it into some level of coincident time
    """

    xmldoc = dbtables.get_xml(connection)
    connection.create_function('end_time_with_ns', 2, end_time_with_ns)

    # Get the veto segments as dictionaries, keyed by veto category
    veto_segments = compute_dur.get_veto_segments(xmldoc, verbose)

    # ------------------------ Get List of Injections ------------------------ #
    sql_params_dict = {}
    sqlquery = """
        SELECT DISTINCT
            simulation_id,
            end_time_with_ns(geocent_end_time, geocent_end_time_ns),"""
    # add the desired distance measure to the SQL query
    if dist_type == "distance":
        connection.create_function('distance_func', 2, chirp_dist)
        sqlquery += """
            distance_func(distance, sim_inspiral.mchirp)
        FROM sim_inspiral """
    elif dist_type == "decisive_distance":
        connection.create_function('decisive_dist_func', 6, decisive_dist)
        sql_params_dict['ifos'] = on_ifos
        sql_params_dict['weight_dist'] = weight_dist
        sqlquery += """
            decisive_dist_func(
                eff_dist_h, eff_dist_l, eff_dist_v,
                sim_inspiral.mchirp, :weight_dist, :ifos)
        FROM sim_inspiral """

    if tag != 'ALL_INJ':
        # if a specific injection set is wanted
        sqlquery += """
        JOIN process_params ON (
            process_params.process_id == sim_inspiral.process_id)
        WHERE process_params.value = :usertag) """
        sql_params_dict["usertag"] = tag
    else:
        # for all injections
        tag = 'FULL_DATA'

    # Get segments that define which time was filtered
    ifo_segments = compute_dur.get_single_ifo_segments(
        connection,
        program_name = "inspiral",
        usertag = tag)

    zero_lag_dict = dict([(ifo, 0.0) for ifo in ifo_segments])

    successful_inj = []
    # determine coincident segments for that veto category 
    coinc_segs = compute_dur.get_coinc_segments(
        ifo_segments - veto_segments[veto_cat],
        zero_lag_dict)

    # Apply vetoes to single-ifo filter segments
    for injection in connection.execute(sqlquery, sql_params_dict):
        inj_segment = segments.segment(injection[1], injection[1])
        if coinc_segs[on_ifos].intersects_segment( inj_segment ):
            successful_inj.append( injection )

    return successful_inj
Exemplo n.º 24
0
"""
, version='%prog')
(opts,files)=parser.parse_args()

timeslide_likelihood = []
timeslide_snr = []
zerolag_likelihood = []
zerolag_snr = []
injection_likelihood = []
injection_snr = []
for filename in files:
  local_disk = None #"/tmp"
  working_filename = dbtables.get_connection_filename(filename, tmp_path = local_disk, verbose = True)
  connection = sqlite3.connect(working_filename)
  dbtables.DBTable_set_connection(connection)
  xmldoc = dbtables.get_xml(connection)
  cursor = connection.cursor()
  for likelihood, snr, is_background in connection.cursor().execute("""
  SELECT 
    insp_coinc_event.likelihood, 
    coinc_inspiral.snr,
    EXISTS (
      SELECT
        * 
      FROM 
        time_slide 
      WHERE
       time_slide.time_slide_id == insp_coinc_event.time_slide_id
       AND time_slide.offset != 0
     )
  FROM
Exemplo n.º 25
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  def __init__(self, flist, opts):
    self.far = {}
    self.segments = segments.segmentlistdict()
    self.non_inj_fnames = []
    self.inj_fnames = []
    #self.der_fit = None
    self.twoDMassBins = None
    #self.dBin = {}
    self.gw = None
    self.found = {}
    self.missed = {}
    self.wnfunc = None
    self.opts = opts
    if opts.bootstrap_iterations: self.bootnum = int(opts.bootstrap_iterations)
    else: self.bootnum = 100
    self.veto_segments = segments.segmentlistdict()
    self.zero_lag_segments = {}
    self.instruments = []
    self.livetime = {}
    self.minmass = None
    self.maxmass = None
    self.mintotal = None
    self.maxtotal = None

    for f in flist: 
      if opts.verbose: print >> sys.stderr, "Gathering stats from: %s...." % (f,)
      working_filename = dbtables.get_connection_filename(f, verbose = opts.verbose)
      connection = sqlite3.connect(working_filename)
      dbtables.DBTable_set_connection(connection)
      xmldoc = dbtables.get_xml(connection)

      # look for a sim table
      try:
        sim_inspiral_table = table.get_table(xmldoc, dbtables.lsctables.SimInspiralTable.tableName)
        self.inj_fnames.append(f)
        sim = True
      except ValueError:
        self.non_inj_fnames.append(f)
        sim = False

      if not sim: 
        if opts.veto_segments_name is not None: self.veto_segments = db_thinca_rings.get_veto_segments(connection, opts.veto_segments_name)
        self.get_instruments(connection)
        self.segments += db_thinca_rings.get_thinca_zero_lag_segments(connection, program_name = opts.live_time_program)
        self.get_far_thresholds(connection)
      else: 
        self.get_mass_ranges(connection)
      

      #connection.close()
      dbtables.discard_connection_filename(f, working_filename, verbose = opts.verbose)
      dbtables.DBTable_set_connection(None)      

    # FIXME Do these have to be done by instruments?
    self.segments -= self.veto_segments

    # compute far, segments and livetime by instruments
    for i in self.instruments:
      self.far[i] = min(self.far[i])
      # FIXME this bombs if any of the FARS are zero. maybe it should continue
      # and just remove that instrument combo from the calculation
      if self.far[i] == 0: 
        print >> sys.stderr, "Encountered 0 FAR in %s, ABORTING" % (i,)
        sys.exit(1)
      self.zero_lag_segments[i] = self.segments.intersection(i) - self.segments.union(set(self.segments.keys()) - i)
      # Livetime must have playground removed
      self.livetime[i] = float(abs(self.zero_lag_segments[i] - segmentsUtils.S2playground(self.segments.extent_all())))
      if opts.verbose: print >> sys.stderr, "%s FAR %e, livetime %f" % (",".join(sorted(list(i))), self.far[i], self.livetime[i])

    # get a 2D mass binning
    self.twoDMassBins = self.get_2d_mass_bins(self.minmass, self.maxmass, opts.mass_bins)
Exemplo n.º 26
0
def get_injections(injfnames,
                   zero_lag_segments,
                   ifos="H1,H2,L1",
                   FAR=1.0,
                   verbose=True):
    """
  The LV stat uses simulations above threshold, not some IFAR of the loudest event, so the default should be "inf"
  """
    def injection_was_made(geocent_end_time,
                           geocent_end_time_ns,
                           zero_lag_segments=zero_lag_segments):
        """
    return True if injection was made in the given segmentlist
    """
        return lsctables.LIGOTimeGPS(geocent_end_time,
                                     geocent_end_time_ns) in zero_lag_segments

    found = []
    missed = []
    print("", file=sys.stderr)
    for cnt, f in enumerate(injfnames):
        print("getting injections: " + str(FAR) + ":\t%.1f%%\r" %
              (100.0 * cnt / len(injfnames), ),
              end=' ',
              file=sys.stderr)
        working_filename = dbtables.get_connection_filename(f,
                                                            tmp_path=None,
                                                            verbose=verbose)
        connection = sqlite3.connect(working_filename)
        connection.create_function("injection_was_made", 2, injection_was_made)

        make_sim_inspiral = lsctables.SimInspiralTable.get_table(
            dbtables.get_xml(connection))._row_from_cols

        # FIXME may not be done correctly if injections are done in timeslides
        # FIXME may not be done correctly if injections aren't logarithmic in d
        # do we really want d^3 waiting?
        # FIXME do we really want injections independent of their FAR

        for values in connection.cursor().execute(
                """
SELECT
  sim_inspiral.*,
  -- true if injection matched a coinc below the false alarm rate threshold
  EXISTS (
    SELECT
      *
    FROM
      coinc_event_map AS mapa
      JOIN coinc_event_map AS mapb ON (
        mapa.coinc_event_id == mapb.coinc_event_id
      )
      JOIN coinc_inspiral ON (
        mapb.table_name == "coinc_event"
        AND mapb.event_id == coinc_inspiral.coinc_event_id
      )
    WHERE
      mapa.table_name == "sim_inspiral"
      AND mapa.event_id == sim_inspiral.simulation_id
      AND coinc_inspiral.false_alarm_rate < ?
      AND coinc_inspiral.ifos == ?
  )
FROM
  sim_inspiral
WHERE
  -- only interested in injections that were injected
  injection_was_made(sim_inspiral.geocent_end_time, sim_inspiral.geocent_end_time_ns)
    """, (
                    FAR,
                    ifos,
                )):
            sim = make_sim_inspiral(values)
            if values[-1]:
                found.append(sim)
            else:
                missed.append(sim)

        # done
        connection.close()
        dbtables.discard_connection_filename(f,
                                             working_filename,
                                             verbose=verbose)
        dbtables.DBTable_set_connection(None)

    print("\nFound = %d Missed = %d" % (len(found), len(missed)),
          file=sys.stderr)
    return found, missed
Exemplo n.º 27
0
def sngl_snr_hist(
    connection,
    ifo,
    mchirp,
    eta,
    min_snr,
    snr_stat = None,
    sngls_width = None,
    usertag = "FULL_DATA",
    datatype = None,
    sngls_bins = None):
    """
    Creates a histogram of sngl_inspiral triggers and returns a list of counts
    and the associated snr bins.

    @connection: connection to a SQLite database with lsctables
    @ifo: the instrument one desires triggers from
    @mchirp: the chirp mass from the desired template
    @eta: the symmetric mass ratio from the desired template
    @min_snr: a lower threshold on the value of the snr_stat
    @sngls_width: the bin width for the histogram
    @usertag: the usertag for the triggers. The default is "FULL_DATA".
    @datatype: the datatype (all_data, slide, ...) if single-ifo triggers from
        coincident events is desired. The default is to collect all triggers.
    @sngls_bins: a list of bin edges for the snr-histogram
    """

    # create function for the desired snr statistic
    set_getsnr_function(connection, snr_stat)

    connection.create_function('end_time_w_ns', 2, end_time_w_ns)

    # set SQL statement parameters
    sql_params_dict = {
        "mchirp": mchirp, "eta": eta,
        "min_snr": min_snr, "ifo": ifo,
        "usertag": usertag}

    # SQLite query to get a list of (snr, gps-time) tuples for inspiral triggers
    sqlquery = """
    SELECT DISTINCT
        get_snr(snr, chisq, chisq_dof) as snr_stat,
        end_time_w_ns(end_time, end_time_ns)
    FROM sngl_inspiral
        JOIN process_params ON (
            process_params.process_id == sngl_inspiral.process_id) """
    # if a datatype is given, get only the inspiral triggers from coincs of that type
    if datatype:
        sqlquery += """
        JOIN coinc_event_map, experiment_map, experiment_summary ON (
            coinc_event_map.event_id == sngl_inspiral.event_id
            AND experiment_map.coinc_event_id == coinc_event_map.coinc_event_id
            AND experiment_summary.experiment_summ_id == experiment_map.experiment_summ_id) """
    sqlquery += """
    WHERE
        sngl_inspiral.ifo == :ifo 
        AND snr_stat >= :min_snr
        AND sngl_inspiral.mchirp == :mchirp
        AND sngl_inspiral.eta == :eta
        AND process_params.value == :usertag """
    if datatype:
        sqlquery += """
        AND experiment_summary.datatype == :type
        """
        sql_params_dict["type"] = datatype

    # get dq-veto segments
    xmldoc = dbtables.get_xml(connection)
    veto_segments = compute_dur.get_veto_segments(xmldoc, False)
    veto_segments = veto_segments[ veto_segments.keys()[0] ]

    snr_array = np.array([])
    # apply vetoes to the list of trigger times
    for snr, trig_time in connection.execute( sqlquery, sql_params_dict ):
        trig_segment = segments.segment(trig_time, trig_time)
        if not veto_segments[ifo].intersects_segment( trig_segment ):
            snr_array = np.append( snr_array, snr )

    if sngls_bins is None:
        sngls_bins = np.arange(min_snr, np.max(snr_array) + sngls_width, sngls_width)
    
    # make the binned snr histogram
    sngls_hist, _ = np.histogram(snr_array, bins=sngls_bins)

    return sngls_hist, sngls_bins
Exemplo n.º 28
0
	def get_injections(self, instruments, FAR=float("inf")):
		injfnames = self.inj_fnames
		zero_lag_segments = self.zero_lag_segments[instruments]
		verbose = self.opts.verbose
		found = []
		missed = []
		print >>sys.stderr, ""
		for cnt, f in enumerate(injfnames):
			print >>sys.stderr, "getting injections below FAR: " + str(FAR) + ":\t%.1f%%\r" % (100.0 * cnt / len(injfnames),),
			working_filename = dbtables.get_connection_filename(f, tmp_path = opts.tmp_space, verbose = verbose)
			connection = sqlite3.connect(working_filename)
			dbtables.DBTable_set_connection(connection)
			xmldoc = dbtables.get_xml(connection)
			# DON'T BOTHER CONTINUING IF THE INSTRUMENTS OF INTEREST ARE NOT HERE
			instruments_in_this_file = []
			for i in connection.cursor().execute('SELECT DISTINCT(instruments) FROM coinc_event'):
				if i[0]: instruments_in_this_file.append(frozenset(lsctables.instrument_set_from_ifos(i[0])))
			if instruments not in instruments_in_this_file:
				connection.close()
				dbtables.discard_connection_filename(f, working_filename, verbose = verbose)
				dbtables.DBTable_set_connection(None)
				continue

			# WORK OUT CORRECT SEGMENTS FOR THIS FILE WHERE WE SHOULD SEE INJECTIONS
			segments = self.get_segments(connection, xmldoc)
			segments -= self.veto_segments
			#print thincasegments
			zero_lag_segments  = segments.intersection(instruments) - segments.union(set(segments.keys()) - instruments)
			###############

			# DEFINE THE INJECTION WAS MADE FUNCTION
			def injection_was_made(geocent_end_time, geocent_end_time_ns, zero_lag_segments = zero_lag_segments):
				"""
				return True if injection was made in the given segmentlist
				"""
				return lsctables.LIGOTimeGPS(geocent_end_time, geocent_end_time_ns) in zero_lag_segments

			connection.create_function("injection_was_made", 2, injection_was_made)
			make_sim_inspiral = lsctables.SimInspiralTable.get_table(dbtables.get_xml(connection)).row_from_cols

			# INSPIRAL
			if self.coinc_inspiral_table:
				for values in connection.cursor().execute("""
SELECT
  sim_inspiral.*,
  -- true if injection matched a coinc below the false alarm rate threshold
  EXISTS (
    SELECT
      *
    FROM
      coinc_event_map AS mapa
      JOIN coinc_event_map AS mapb ON (
        mapa.coinc_event_id == mapb.coinc_event_id
      )
      JOIN coinc_inspiral ON (
        mapb.table_name == "coinc_event"
        AND mapb.event_id == coinc_inspiral.coinc_event_id
      )
    WHERE
      mapa.table_name == "sim_inspiral"
      AND mapa.event_id == sim_inspiral.simulation_id
      AND coinc_inspiral.combined_far < ?
  )
FROM
  sim_inspiral
WHERE
  -- only interested in injections that were injected
  injection_was_made(sim_inspiral.geocent_end_time, sim_inspiral.geocent_end_time_ns)
				""", (FAR,)):
					sim = make_sim_inspiral(values)
					if values[-1]:
						found.append(sim)
					else:
						missed.append(sim)

			# BURSTS
			if self.multi_burst_table:
				for values in connection.cursor().execute("""
SELECT
  sim_inspiral.*,
  -- true if injection matched a coinc below the false alarm rate threshold
  EXISTS (
    SELECT
      *
    FROM
      coinc_event_map AS mapa
      JOIN coinc_event_map AS mapb ON (
        mapa.coinc_event_id == mapb.coinc_event_id
      )
      JOIN multi_burst ON (
        mapb.table_name == "coinc_event"
        AND mapb.event_id == multi_burst.coinc_event_id
      )
    WHERE
      mapa.table_name == "sim_inspiral"
      AND mapa.event_id == sim_inspiral.simulation_id
      AND multi_burst.false_alarm_rate < ?
  )
FROM
  sim_inspiral
WHERE
  -- only interested in injections that were injected
  injection_was_made(sim_inspiral.geocent_end_time, sim_inspiral.geocent_end_time_ns)
				""", (FAR,)):
					sim = make_sim_inspiral(values)
					if values[-1]:
						found.append(sim)
					else:
						missed.append(sim)
			# done
			dbtables.discard_connection_filename(f, working_filename, verbose = verbose)
			dbtables.DBTable_set_connection(None)

			print >>sys.stderr, "\nFound = %d Missed = %d" % (len(found), len(missed))
		return found, missed
Exemplo n.º 29
0
	def __init__(self, filelist, live_time_program = None, veto_segments_name = None, data_segments_name = "datasegments", tmp_path = None, verbose = False):

		self.segments = segments.segmentlistdict()
		self.instruments = set()
		self.table_name = None
		self.found_injections_by_instrument_set = {}
		self.missed_injections_by_instrument_set = {}
		self.total_injections_by_instrument_set = {}
		self.zerolag_fars_by_instrument_set = {}
		self.ts_fars_by_instrument_set = {}
		self.numslides = set()

		for f in filelist:
			if verbose:
				print >> sys.stderr, "Gathering stats from: %s...." % (f,)
			working_filename = dbtables.get_connection_filename(f, tmp_path = tmp_path, verbose = verbose)
			connection = sqlite3.connect(working_filename)
			xmldoc = dbtables.get_xml(connection)

			sim = False

			# look for a sim inspiral table.  This is IMR work we have to have one of these :)
			try:
				sim_inspiral_table = table.get_table(xmldoc, dbtables.lsctables.SimInspiralTable.tableName)
				sim = True
			except ValueError:
				pass

			# look for the relevant table for analyses
			for table_name in allowed_analysis_table_names():
				try:
					setattr(self, table_name, table.get_table(xmldoc, table_name))
					if self.table_name is None or self.table_name == table_name:
						self.table_name = table_name
					else:
						raise ValueError("detected more than one table type out of " + " ".join(allowed_analysis_table_names()))
				except ValueError:
					setattr(self, table_name, None)

			# the non simulation databases are where we get information about segments
			if not sim:
				self.numslides.add(connection.cursor().execute('SELECT count(DISTINCT(time_slide_id)) FROM time_slide').fetchone()[0])
				[self.instruments.add(ifos) for ifos in get_instruments_from_coinc_event_table(connection)]
				# save a reference to the segments for this file, needed to figure out the missed and found injections
				self.this_segments = get_segments(connection, xmldoc, self.table_name, live_time_program, veto_segments_name, data_segments_name = data_segments_name)
				# FIXME we don't really have any reason to use playground segments, but I put this here as a reminder
				# self.this_playground_segments = segmentsUtils.S2playground(self.this_segments.extent_all())
				self.segments += self.this_segments

				# get the far thresholds for the loudest events in these databases
				for (instruments_set, far, ts) in get_event_fars(connection, self.table_name):
					if not ts:
						self.zerolag_fars_by_instrument_set.setdefault(instruments_set, []).append(far)
					else:
						self.ts_fars_by_instrument_set.setdefault(instruments_set, []).append(far)
			# get the injections
			else:
				# We need to know the segments in this file to determine which injections are found
				self.this_injection_segments = get_segments(connection, xmldoc, self.table_name, live_time_program, veto_segments_name, data_segments_name = data_segments_name)
				self.this_injection_instruments = []
				distinct_instruments = connection.cursor().execute('SELECT DISTINCT(instruments) FROM coinc_event WHERE instruments!=""').fetchall()
				for instruments, in distinct_instruments:
					instruments_set = frozenset(lsctables.instrument_set_from_ifos(instruments))
					self.this_injection_instruments.append(instruments_set)
					segments_to_consider_for_these_injections = self.this_injection_segments.intersection(instruments_set) - self.this_injection_segments.union(set(self.this_injection_segments.keys()) - instruments_set)
					found, total, missed = get_min_far_inspiral_injections(connection, segments = segments_to_consider_for_these_injections, table_name = self.table_name)
					if verbose:
						print >> sys.stderr, "%s total injections: %d; Found injections %d: Missed injections %d" % (instruments, len(total), len(found), len(missed))
					self.found_injections_by_instrument_set.setdefault(instruments_set, []).extend(found)
					self.total_injections_by_instrument_set.setdefault(instruments_set, []).extend(total)
					self.missed_injections_by_instrument_set.setdefault(instruments_set, []).extend(missed)

			# All done
			dbtables.discard_connection_filename(f, working_filename, verbose = verbose)
		if len(self.numslides) > 1:
			raise ValueError('number of slides differs between input files')
		elif self.numslides:
			self.numslides = min(self.numslides)
		else:
			self.numslides = 0
def successful_injections(connection,
                          tag,
                          on_ifos,
                          veto_cat,
                          dist_type="distance",
                          weight_dist=False,
                          verbose=False):
    """
    My attempt to get a list of the simulations that actually made
    it into some level of coincident time
    """

    xmldoc = dbtables.get_xml(connection)
    connection.create_function('end_time_with_ns', 2, end_time_with_ns)

    # Get the veto segments as dictionaries, keyed by veto category
    veto_segments = compute_dur.get_veto_segments(xmldoc, verbose)

    # ------------------------ Get List of Injections ------------------------ #
    sql_params_dict = {}
    sqlquery = """
        SELECT DISTINCT
            simulation_id,
            end_time_with_ns(geocent_end_time, geocent_end_time_ns),"""
    # add the desired distance measure to the SQL query
    if dist_type == "distance":
        connection.create_function('distance_func', 2, chirp_dist)
        sqlquery += """
            distance_func(distance, sim_inspiral.mchirp)
        FROM sim_inspiral """
    elif dist_type == "decisive_distance":
        connection.create_function('decisive_dist_func', 6, decisive_dist)
        sql_params_dict['ifos'] = on_ifos
        sql_params_dict['weight_dist'] = weight_dist
        sqlquery += """
            decisive_dist_func(
                eff_dist_h, eff_dist_l, eff_dist_v,
                sim_inspiral.mchirp, :weight_dist, :ifos)
        FROM sim_inspiral """

    if tag != 'ALL_INJ':
        # if a specific injection set is wanted
        sqlquery += """
        JOIN process_params ON (
            process_params.process_id == sim_inspiral.process_id)
        WHERE process_params.value = :usertag) """
        sql_params_dict["usertag"] = tag
    else:
        # for all injections
        tag = 'FULL_DATA'

    # Get segments that define which time was filtered
    ifo_segments = compute_dur.get_single_ifo_segments(connection,
                                                       program_name="inspiral",
                                                       usertag=tag)

    zero_lag_dict = dict([(ifo, 0.0) for ifo in ifo_segments])

    successful_inj = []
    # determine coincident segments for that veto category
    coinc_segs = compute_dur.get_coinc_segments(
        ifo_segments - veto_segments[veto_cat], zero_lag_dict)

    # Apply vetoes to single-ifo filter segments
    for injection in connection.execute(sqlquery, sql_params_dict):
        inj_segment = segments.segment(injection[1], injection[1])
        if coinc_segs[on_ifos].intersects_segment(inj_segment):
            successful_inj.append(injection)

    return successful_inj
Exemplo n.º 31
0
inj_files = glob.glob(opts.injections)
fulldata_files = glob.glob(opts.fulldata)

timeslide_likelihood = []
timeslide_snr = []
zerolag_likelihood = []
zerolag_snr = []
for filename in fulldata_files:
    local_disk = None  #"/tmp"
    working_filename = dbtables.get_connection_filename(filename,
                                                        tmp_path=local_disk,
                                                        verbose=True)
    connection = sqlite3.connect(working_filename)
    dbtables.DBTable_set_connection(connection)
    xmldoc = dbtables.get_xml(connection)
    cursor = connection.cursor()
    for likelihood, snr, is_background in connection.cursor().execute("""
  SELECT 
    insp_coinc_event.likelihood, 
    coinc_inspiral.snr,
    EXISTS (
      SELECT
        * 
      FROM 
        time_slide 
      WHERE
       time_slide.time_slide_id == insp_coinc_event.time_slide_id
       AND time_slide.offset != 0
     )
  FROM
Exemplo n.º 32
0
def calc_effective_snr(snr, chisq, chisq_dof, fac=250.0):
  return snr/ (1 + snr**2/fac)**(0.25) / (chisq/(2*chisq_dof - 2) )**(0.25)

injections = []
injections_info = []
zerolag = []
zerolag_info = []
timeslides = []
timeslides_info = []

for database in databases:
  local_disk = None #"/tmp"
  working_filename = dbtables.get_connection_filename(database, tmp_path = local_disk, verbose = True)
  connection = sqlite3.connect(working_filename)
  dbtables.DBTable_set_connection(connection)
  xmldoc = dbtables.get_xml(connection)
  cursor = connection.cursor()
  # to determine whether or not the database is full of timeslides/zerolag or injections, check if there exists a sim_inspiral table 
  try:
    sim_inspiral_table = table.get_table(xmldoc, dbtables.lsctables.SimInspiralTable.tableName)
    is_injections = True
  except ValueError:
    is_injections = False

  if is_injections:
    def calc_delta_t_inj(trigger1_end_time, trigger1_end_time_ns, trigger2_end_time, trigger2_end_time_ns):
      try:
        return abs((trigger1_end_time - trigger2_end_time) + (trigger1_end_time_ns - trigger2_end_time)*1e-9)
      except: print "calc_delta_t_inj() failed"
    connection.create_function("calc_delta_t_inj", 4, calc_delta_t_inj)
    connection.create_function("calc_effective_snr", 3, calc_effective_snr)
Exemplo n.º 33
0
	def __init__(self, connection, live_time_program, search = "excesspower", veto_segments_name = None):
		"""
		Compute and record some summary information about the
		database.  Call this after all the data has been inserted,
		and before you want any of this information.
		"""

		self.connection = connection
		self.xmldoc = dbtables.get_xml(connection)

		# find the tables
		try:
			self.sngl_burst_table = lsctables.SnglBurstTable.get_table(self.xmldoc)
		except ValueError:
			self.sngl_burst_table = None
		try:
			self.sim_burst_table = lsctables.SimBurstTable.get_table(self.xmldoc)
		except ValueError:
			self.sim_burst_table = None
		try:
			self.coinc_def_table = lsctables.CoincDefTable.get_table(self.xmldoc)
			self.coinc_table = lsctables.CoincTable.get_table(self.xmldoc)
			self.time_slide_table = lsctables.TimeSlideTable.get_table(self.xmldoc)
		except ValueError:
			self.coinc_def_table = None
			self.coinc_table = None
			self.time_slide_table = None
		try:
			self.multi_burst_table = lsctables.MultiBurstTable.get_table(self.xmldoc)
		except ValueError:
			self.multi_burst_table = None

		# get the segment lists
		self.seglists = ligolw_search_summary.segmentlistdict_fromsearchsummary(self.xmldoc, live_time_program).coalesce()
		self.instruments = set(self.seglists.keys())
		if veto_segments_name is not None:
			self.vetoseglists = ligolw_segments.segmenttable_get_by_name(self.xmldoc, veto_segments_name).coalesce()
		else:
			self.vetoseglists = ligolw_segments.segments.segmentlistdict()

		# determine a few coinc_definer IDs
		# FIXME:  don't hard-code the numbers
		if self.coinc_def_table is not None:
			try:
				self.bb_definer_id = self.coinc_def_table.get_coinc_def_id(search, 0, create_new = False)
			except KeyError:
				self.bb_definer_id = None
			try:
				self.sb_definer_id = self.coinc_def_table.get_coinc_def_id(search, 1, create_new = False)
			except KeyError:
				self.sb_definer_id = None
			try:
				self.sce_definer_id = self.coinc_def_table.get_coinc_def_id(search, 2, create_new = False)
			except KeyError:
				self.sce_definer_id = None
			try:
				self.scn_definer_id = self.coinc_def_table.get_coinc_def_id(search, 3, create_new = False)
			except KeyError:
				self.scn_definer_id = None
		else:
			self.bb_definer_id = None
			self.sb_definer_id = None
			self.sce_definer_id = None
			self.scn_definer_id = None
Exemplo n.º 34
0
def printmissed(connection, simulation_table, recovery_table, map_label, livetime_program,
    param_name = None, param_ranges = None, exclude_coincs = None, include_only_coincs = None, sim_tag = 'ALLINJ',
    limit = None, daily_ihope_pages_location = 'https://ldas-jobs.ligo.caltech.edu/~cbc/ihope_daily', verbose = False):
    
    from pylal import ligolw_sqlutils as sqlutils
    from pylal import ligolw_cbc_compute_durations as compute_dur
    from glue import segments
    from glue.ligolw import dbtables

    # Get simulation/recovery tables
    simulation_table = sqlutils.validate_option(simulation_table)
    recovery_table = sqlutils.validate_option(recovery_table)
    
    # create the get_sim_tag function
    sim_map = sqlutils.sim_tag_proc_id_mapper( connection )
    connection.create_function( 'get_sim_tag', 1, sim_map.get_sim_tag )

    #
    #   Create and prepare the CloseMissedTable to store summary information
    #
    
    # Get simulation table column names from database
    simulation_table_columns = sqlutils.get_column_names_from_table( connection, simulation_table )
    column_names = simulation_table_columns + \
        ['rank', 'decisive_distance', 'gps_time', 'gps_time_ns', 'injection_time_utc__Px_click_for_daily_ihope_xP_', 'elogs', 'instruments_on', 'veto_def_name', 'mini_followup','omega_scan', 'sim_tag']
    
    
    # define needed tables
    class CloseMissedTable(table.Table):
        tableName = "close_missed_injections:table"
        validcolumns = {}
        for col_name in column_names:
            if 'rank' in col_name:
                validcolumns[col_name] = "int_4u"
            elif 'instruments_on' == col_name:
                validcolumns[col_name] = lsctables.ExperimentTable.validcolumns['instruments']
            elif 'veto_def_name' == col_name:
                validcolumns[col_name] = lsctables.ExperimentSummaryTable.validcolumns['veto_def_name']
            elif 'decisive_distance' == col_name:
                validcolumns[col_name] = sqlutils.get_col_type(simulation_table, 'eff_dist_h')
            elif 'gps_time' == col_name or 'gps_time_ns' == col_name:
                validcolumns[col_name] = "int_4s"
            elif 'sim_tag' == col_name:
                validcolumns[col_name] = "lstring"
            else:
                validcolumns[col_name] = sqlutils.get_col_type(simulation_table, col_name, default = 'lstring')
    
    class CloseMissed(object):
        __slots__ = CloseMissedTable.validcolumns.keys()
    
        def get_pyvalue(self):
            return generic_get_pyvalue(self)
    
    # connect the rows to the tables
    CloseMissedTable.RowType = CloseMissed
    
    # create the table
    cmtable = lsctables.New(CloseMissedTable)

    # set up sim_rec_map table
    sqlutils.create_sim_rec_map_table(connection, simulation_table, recovery_table, map_label, None)
    
    #
    #   Set table filters
    #
    
    # we force the include/exclude filters to None; will check for excluded/included ifo time
    # when cycling through the ifo times
    filter = """
        WHERE
            simulation_id NOT IN (
                SELECT
                    sim_id
                FROM
                    sim_rec_map )"""
    af = create_filter( connection, simulation_table, param_name = param_name, param_ranges = param_ranges,
            exclude_coincs = None, include_only_coincs = None, sim_tag = sim_tag, verbose = verbose)
    af = re.sub(r'experiment_summary[.]sim_proc_id', 'process_id', af)
    if af != '':
        filter = '\n'.join([ filter, """
            AND""", af])
    # get desired instrument times
    if include_only_coincs is not None:
        include_times = [on_instruments for on_instruments, type in
            sqlutils.parse_coinc_options( include_only_coincs, verbose = verbose ).get_coinc_types().items()
            if 'ALL' in type]
    if exclude_coincs is not None:
        exclude_times = [on_instruments for on_instruments, type in
            sqlutils.parse_coinc_options( exclude_coincs, verbose = verbose ).get_coinc_types().items()
            if 'ALL' in type]

    # get the usertags of inspiral jobs in this database
    sqlquery = """
        SELECT value
        FROM process_params
        WHERE param == "-userTag"
        GROUP BY value
    """
    usertags = set(usertag[0] for usertag in connection.cursor().execute(sqlquery) )
    
    # Get the single-ifo science segments after CAT-1 vetoes
    try:
        if "FULL_DATA" in usertags:
            tag = "FULL_DATA"
        else:
            tag = list(usertags)[0]
    except IndexError:
        # This is hacky anyway, so let's just take a guess
        tag = "FULL_DATA"
    ifo_segments = compute_dur.get_single_ifo_segments(connection, program_name = livetime_program, usertag = tag)
    if ifo_segments == {}:
        raise ValueError, "Cannot find any analysis segments using %s as a livetime program; cannot get missed injections." % livetime_program
    
    if verbose:
        print >> sys.stderr, "Getting all veto category names from the experiment_summary table..."

    xmldoc = dbtables.get_xml(connection)
    # get veto_segments
    veto_segments = compute_dur.get_veto_segments(xmldoc, verbose)

    # make a dictionary of zerolag "shifts" needed for the get_coinc_segments function
    zerolag_dict = {}
    for ifo in ifo_segments:
        zerolag_dict[ifo] = 0.0

    # Cycle over available veto categories
    for veto_def_name, veto_seg_dict in veto_segments.items():
        post_vetoes_ifosegs = ifo_segments - veto_seg_dict
    
        # make a dictionary of coincident segments by exclusive on-ifos
        coinc_segs = compute_dur.get_coinc_segments(post_vetoes_ifosegs, zerolag_dict)
    
        #
        #   Get all the on_instrument times and cycle over them
        #
        sqlquery = """
            SELECT DISTINCT experiment.instruments
            FROM experiment
                JOIN experiment_summary ON (
                    experiment.experiment_id == experiment_summary.experiment_id )
            WHERE experiment_summary.veto_def_name == :1
        """
        for on_instruments in connection.cursor().execute(sqlquery, (veto_def_name,)).fetchall():
            on_instruments = lsctables.instrument_set_from_ifos(on_instruments[0])
    
            # check if this on_instruments is desired; if not, skip
            if include_only_coincs is not None and frozenset(on_instruments) not in include_times:
                continue
            if exclude_coincs is not None and frozenset(on_instruments) in exclude_times:
                continue
 
            on_times = coinc_segs[','.join(sorted(on_instruments))]
            
            def is_in_on_time(gps_time, gps_time_ns):
                return gps_time + (1e-9 * gps_time_ns) in on_times
            
            connection.create_function('is_in_on_time', 2, is_in_on_time)
            
            # add the check for on time to the filter
            in_this_filter = filter
            # figure out if simulation_table has end_times or start_times
            end_or_start = any('end_time' in c for c in simulation_table_columns) and '_end_time' or '_start_time'
            for instrument in on_instruments:
                inst_time = instrument.lower()[0] + end_or_start
                inst_time_ns = inst_time + '_ns' 
                in_this_filter = ''.join([ in_this_filter,
                    '\n\tAND is_in_on_time(', inst_time, ',', inst_time_ns, ')' ])
     
            #
            #   Set up decisive distance argument
            #
            
            def get_decisive_distance( *args ):
               return sorted(args)[1]
            
            connection.create_function('get_decisive_distance', len(on_instruments), get_decisive_distance)
            decisive_distance = ''.join(['get_decisive_distance(', ','.join(['eff_dist_'+inst.lower()[0] for inst in on_instruments]), ')' ])
            
            #
            #   Initialize ranking. Statistics for ranking are based on decisive distance
            #
            if verbose:
                print >> sys.stderr, "Getting statistics for ranking..."
            ranker = sqlutils.rank_stats(simulation_table, decisive_distance, 'ASC')
            # add requirement that stats not be found in the sim_rec_table to in_this_filter
            ranker.populate_stats_list(connection, limit = limit, filter = in_this_filter)
            connection.create_function( 'rank', 1, ranker.get_rank )
            
            #
            #   Get the Data
            #
            sqlquery = ''.join(["""
                SELECT
                    *,
                    get_sim_tag(process_id),
                    """, decisive_distance, """,
                    rank(""", decisive_distance, """)
                FROM
                    """, simulation_table, """
                """, in_this_filter, """
                    %s""" % (limit is not None and ''.join(['AND rank(', decisive_distance, ') <= ', str(limit)]) or ''), """
                ORDER BY
                    rank(""", decisive_distance, """) ASC
                    """])
            
            if verbose:
                print >> sys.stderr, "Getting injections..."
                print >> sys.stderr, "SQLite query used is:"
                print >> sys.stderr, sqlquery
            
            for values in connection.cursor().execute( sqlquery ).fetchall():
                cmrow = CloseMissed()
                [ setattr(cmrow, column, values[ii]) for ii, column in enumerate(simulation_table_columns) ]
                cmrow.decisive_distance = values[-2]
                cmrow.rank = values[-1]
                cmrow.instruments_on = lsctables.ifos_from_instrument_set(on_instruments)
                cmrow.veto_def_name = veto_def_name
                cmrow.sim_tag = values[-3]
                cmrow.mini_followup = None
                cmrow.omega_scan = None
                cmrow.gps_time = getattr(cmrow, sorted(on_instruments)[0][0].lower() + end_or_start)
                cmrow.gps_time_ns = getattr(cmrow, sorted(on_instruments)[0][0].lower() + end_or_start + '_ns')
                # set  elog page
                elog_pages = [(ifo, get_elog_page(ifo, cmrow.gps_time)) for ifo in on_instruments]
                cmrow.elogs = ','.join([ create_hyperlink(elog[1], elog[0]) for elog in sorted(elog_pages) ])
                # set daily_ihope page
                injection_time_utc = format_end_time_in_utc( cmrow.gps_time ) 
                daily_ihope_address = get_daily_ihope_page(cmrow.gps_time, pages_location = daily_ihope_pages_location)
                cmrow.injection_time_utc__Px_click_for_daily_ihope_xP_ = create_hyperlink( daily_ihope_address, injection_time_utc ) 
            
                # add the row
                cmtable.append(cmrow)

    # drop the sim_rec_map table
    connection.cursor().execute("DROP TABLE sim_rec_map")
   
    return cmtable
Exemplo n.º 35
0
	def __init__(self, opts, flist):
		self.segments = segments.segmentlistdict()
		self.non_inj_fnames = []
		self.inj_fnames = []
		self.found = {}
		self.missed = {}
		self.opts = opts
		self.veto_segments = segments.segmentlistdict()
		self.zero_lag_segments = {}
		self.instruments = []
		self.livetime = {}
		self.multi_burst_table = None
		self.coinc_inspiral_table = None

		for f in flist:
			if opts.verbose: print >> sys.stderr, "Gathering stats from: %s...." % (f,)
			working_filename = dbtables.get_connection_filename(f, tmp_path=opts.tmp_space, verbose = opts.verbose)
			connection = sqlite3.connect(working_filename)
			dbtables.DBTable_set_connection(connection)
			xmldoc = dbtables.get_xml(connection)

			# look for a sim table
			try:
				sim_inspiral_table = dbtables.lsctables.SimInspiralTable.get_table(xmldoc)
				self.inj_fnames.append(f)
				sim = True
			except ValueError:
				self.non_inj_fnames.append(f)
				sim = False

			# FIGURE OUT IF IT IS A BURST OR INSPIRAL RUN
			try:
				self.multi_burst_table = dbtables.lsctables.MultiBurstTable.get_table(xmldoc)
			except ValueError:
				self.multi_burst_table = None
			try:
				self.coinc_inspiral_table = dbtables.lsctables.CoincInspiralTable.get_table(xmldoc)
			except ValueError:
				self.coinc_inspiral_table = None
			if self.multi_burst_table and self.coinc_inspiral_table:
				print >>sys.stderr, "both burst and inspiral tables found.  Aborting"
				raise ValueError

			if not sim:
				self.get_instruments(connection)
				self.segments += self.get_segments(connection,xmldoc)
				#FIXME, don't assume veto segments are the same in every file!
				self.veto_segments = self.get_veto_segments(connection)

			dbtables.discard_connection_filename(f, working_filename, verbose = opts.verbose)
			dbtables.DBTable_set_connection(None)

		# remove redundant instruments
		self.instruments = list(set(self.instruments))
		# FIXME Do these have to be done by instruments?
		self.segments -= self.veto_segments

		# segments and livetime by instruments
		for i in self.instruments:
			self.zero_lag_segments[i] = self.segments.intersection(i) - self.segments.union(set(self.segments.keys()) - i)
			self.livetime[i] = float(abs(self.zero_lag_segments[i]))
Exemplo n.º 36
0
def sngl_snr_hist(connection,
                  ifo,
                  mchirp,
                  eta,
                  min_snr,
                  snr_stat=None,
                  sngls_width=None,
                  usertag="FULL_DATA",
                  datatype=None,
                  sngls_bins=None):
    """
    Creates a histogram of sngl_inspiral triggers and returns a list of counts
    and the associated snr bins.

    @connection: connection to a SQLite database with lsctables
    @ifo: the instrument one desires triggers from
    @mchirp: the chirp mass from the desired template
    @eta: the symmetric mass ratio from the desired template
    @min_snr: a lower threshold on the value of the snr_stat
    @sngls_width: the bin width for the histogram
    @usertag: the usertag for the triggers. The default is "FULL_DATA".
    @datatype: the datatype (all_data, slide, ...) if single-ifo triggers from
        coincident events is desired. The default is to collect all triggers.
    @sngls_bins: a list of bin edges for the snr-histogram
    """

    # create function for the desired snr statistic
    set_getsnr_function(connection, snr_stat)

    connection.create_function('end_time_w_ns', 2, end_time_w_ns)

    # set SQL statement parameters
    sql_params_dict = {
        "mchirp": mchirp,
        "eta": eta,
        "min_snr": min_snr,
        "ifo": ifo,
        "usertag": usertag
    }

    # SQLite query to get a list of (snr, gps-time) tuples for inspiral triggers
    sqlquery = """
    SELECT DISTINCT
        get_snr(snr, chisq, chisq_dof) as snr_stat,
        end_time_w_ns(end_time, end_time_ns)
    FROM sngl_inspiral
        JOIN process_params ON (
            process_params.process_id == sngl_inspiral.process_id) """
    # if a datatype is given, get only the inspiral triggers from coincs of that type
    if datatype:
        sqlquery += """
        JOIN coinc_event_map, experiment_map, experiment_summary ON (
            coinc_event_map.event_id == sngl_inspiral.event_id
            AND experiment_map.coinc_event_id == coinc_event_map.coinc_event_id
            AND experiment_summary.experiment_summ_id == experiment_map.experiment_summ_id) """
    sqlquery += """
    WHERE
        sngl_inspiral.ifo == :ifo 
        AND snr_stat >= :min_snr
        AND sngl_inspiral.mchirp == :mchirp
        AND sngl_inspiral.eta == :eta
        AND process_params.value == :usertag """
    if datatype:
        sqlquery += """
        AND experiment_summary.datatype == :type
        """
        sql_params_dict["type"] = datatype

    # get dq-veto segments
    xmldoc = dbtables.get_xml(connection)
    veto_segments = compute_dur.get_veto_segments(xmldoc, False)
    veto_segments = veto_segments[veto_segments.keys()[0]]

    snr_array = np.array([])
    # apply vetoes to the list of trigger times
    for snr, trig_time in connection.execute(sqlquery, sql_params_dict):
        trig_segment = segments.segment(trig_time, trig_time)
        if not veto_segments[ifo].intersects_segment(trig_segment):
            snr_array = np.append(snr_array, snr)

    if sngls_bins is None:
        sngls_bins = np.arange(min_snr,
                               np.max(snr_array) + sngls_width, sngls_width)

    # make the binned snr histogram
    sngls_hist, _ = np.histogram(snr_array, bins=sngls_bins)

    return sngls_hist, sngls_bins
Exemplo n.º 37
0
def make_sim_inspiral_row_from_columns_in_db(connection):
	"""
	get the unique mapping of a sim inspiral row from columns in this
	database
	"""
	return lsctables.table.get_table(dbtables.get_xml(connection), lsctables.SimInspiralTable.tableName).row_from_cols
Exemplo n.º 38
0
injections = []
injections_info = []
zerolag = []
zerolag_info = []
timeslides = []
timeslides_info = []

for database in databases:
    local_disk = None  #"/tmp"
    working_filename = dbtables.get_connection_filename(database,
                                                        tmp_path=local_disk,
                                                        verbose=True)
    connection = sqlite3.connect(working_filename)
    dbtables.DBTable_set_connection(connection)
    xmldoc = dbtables.get_xml(connection)
    cursor = connection.cursor()
    # to determine whether or not the database is full of timeslides/zerolag or injections, check if there exists a sim_inspiral table
    try:
        sim_inspiral_table = dbtables.lsctables.SimInspiralTable.get_table(
            xmldoc)
        is_injections = True
    except ValueError:
        is_injections = False

    if is_injections:

        def calc_delta_t_inj(trigger1_end_time, trigger1_end_time_ns,
                             trigger2_end_time, trigger2_end_time_ns):
            try:
                return abs((trigger1_end_time - trigger2_end_time) +
Exemplo n.º 39
0
	def __init__(self, filelist, live_time_program = None, veto_segments_name = None, data_segments_name = "datasegments", tmp_path = None, verbose = False):

		self.segments = segments.segmentlistdict()
		self.instruments = set()
		self.table_name = None
		self.found_injections_by_instrument_set = {}
		self.missed_injections_by_instrument_set = {}
		self.total_injections_by_instrument_set = {}
		self.zerolag_fars_by_instrument_set = {}
		self.ts_fars_by_instrument_set = {}
		self.numslides = set()

		for f in filelist:
			if verbose:
				print >> sys.stderr, "Gathering stats from: %s...." % (f,)
			working_filename = dbtables.get_connection_filename(f, tmp_path = tmp_path, verbose = verbose)
			connection = sqlite3.connect(working_filename)
			xmldoc = dbtables.get_xml(connection)

			sim = False

			# look for a sim inspiral table.  This is IMR work we have to have one of these :)
			try:
				sim_inspiral_table = table.get_table(xmldoc, dbtables.lsctables.SimInspiralTable.tableName)
				sim = True
			except ValueError:
				pass

			# look for the relevant table for analyses
			for table_name in allowed_analysis_table_names():
				try:
					setattr(self, table_name, table.get_table(xmldoc, table_name))
					if self.table_name is None or self.table_name == table_name:
						self.table_name = table_name
					else:
						raise ValueError("detected more than one table type out of " + " ".join(allowed_analysis_table_names()))
				except ValueError:
					setattr(self, table_name, None)

			# the non simulation databases are where we get information about segments
			if not sim:
				self.numslides.add(connection.cursor().execute('SELECT count(DISTINCT(time_slide_id)) FROM time_slide').fetchone()[0])
				[self.instruments.add(ifos) for ifos in get_instruments_from_coinc_event_table(connection)]
				# save a reference to the segments for this file, needed to figure out the missed and found injections
				self.this_segments = get_segments(connection, xmldoc, self.table_name, live_time_program, veto_segments_name, data_segments_name = data_segments_name)
				# FIXME we don't really have any reason to use playground segments, but I put this here as a reminder
				# self.this_playground_segments = segmentsUtils.S2playground(self.this_segments.extent_all())
				self.segments += self.this_segments

				# get the far thresholds for the loudest events in these databases
				for (instruments_set, far, ts) in get_event_fars(connection, self.table_name):
					if not ts:
						self.zerolag_fars_by_instrument_set.setdefault(instruments_set, []).append(far)
					else:
						self.ts_fars_by_instrument_set.setdefault(instruments_set, []).append(far)
			# get the injections
			else:
				# We need to know the segments in this file to determine which injections are found
				self.this_injection_segments = get_segments(connection, xmldoc, self.table_name, live_time_program, veto_segments_name, data_segments_name = data_segments_name)
				self.this_injection_instruments = []
				distinct_instruments = connection.cursor().execute('SELECT DISTINCT(instruments) FROM coinc_event WHERE instruments!=""').fetchall()
				for instruments, in distinct_instruments:
					instruments_set = frozenset(lsctables.instrument_set_from_ifos(instruments))
					self.this_injection_instruments.append(instruments_set)
					segments_to_consider_for_these_injections = self.this_injection_segments.intersection(instruments_set) - self.this_injection_segments.union(set(self.this_injection_segments.keys()) - instruments_set)
					found, total, missed = get_min_far_inspiral_injections(connection, segments = segments_to_consider_for_these_injections, table_name = self.table_name)
					if verbose:
						print >> sys.stderr, "%s total injections: %d; Found injections %d: Missed injections %d" % (instruments, len(total), len(found), len(missed))
					self.found_injections_by_instrument_set.setdefault(instruments_set, []).extend(found)
					self.total_injections_by_instrument_set.setdefault(instruments_set, []).extend(total)
					self.missed_injections_by_instrument_set.setdefault(instruments_set, []).extend(missed)

			# All done
			dbtables.discard_connection_filename(f, working_filename, verbose = verbose)
		if len(self.numslides) > 1:
			raise ValueError('number of slides differs between input files')
		elif self.numslides:
			self.numslides = min(self.numslides)
		else:
			self.numslides = 0
Exemplo n.º 40
0
def get_injections(injfnames, zero_lag_segments, ifos="H1,H2,L1", FAR=1.0, verbose = True):
  """
  The LV stat uses simulations above threshold, not some IFAR of the loudest event, so the default should be "inf"
  """
  def injection_was_made(geocent_end_time, geocent_end_time_ns, zero_lag_segments = zero_lag_segments):
    """
    return True if injection was made in the given segmentlist
    """
    return lsctables.LIGOTimeGPS(geocent_end_time, geocent_end_time_ns) in zero_lag_segments

  found = []
  missed = []
  print >>sys.stderr, ""
  for cnt, f in enumerate(injfnames):
    print >>sys.stderr, "getting injections: " + str(FAR) + ":\t%.1f%%\r" % (100.0 * cnt / len(injfnames),),
    working_filename = dbtables.get_connection_filename(f, tmp_path = None, verbose = verbose)
    connection = sqlite3.connect(working_filename)
    connection.create_function("injection_was_made", 2, injection_was_made)

    make_sim_inspiral = lsctables.table.get_table(dbtables.get_xml(connection), lsctables.SimInspiralTable.tableName)._row_from_cols

    # FIXME may not be done correctly if injections are done in timeslides
    # FIXME may not be done correctly if injections aren't logarithmic in d
    # do we really want d^3 waiting?
    # FIXME do we really want injections independent of their FAR

    for values in connection.cursor().execute("""
SELECT
  sim_inspiral.*,
  -- true if injection matched a coinc below the false alarm rate threshold
  EXISTS (
    SELECT
      *
    FROM
      coinc_event_map AS mapa
      JOIN coinc_event_map AS mapb ON (
        mapa.coinc_event_id == mapb.coinc_event_id
      )
      JOIN coinc_inspiral ON (
        mapb.table_name == "coinc_event"
        AND mapb.event_id == coinc_inspiral.coinc_event_id
      )
    WHERE
      mapa.table_name == "sim_inspiral"
      AND mapa.event_id == sim_inspiral.simulation_id
      AND coinc_inspiral.false_alarm_rate < ?
      AND coinc_inspiral.ifos == ?
  )
FROM
  sim_inspiral
WHERE
  -- only interested in injections that were injected
  injection_was_made(sim_inspiral.geocent_end_time, sim_inspiral.geocent_end_time_ns)
    """, (FAR,ifos,)):
      sim = make_sim_inspiral(values)
      if values[-1]:
        found.append(sim)
      else:
        missed.append(sim)

    # done
    connection.close()
    dbtables.discard_connection_filename(f, working_filename, verbose = verbose)
    dbtables.DBTable_set_connection(None)

  print >>sys.stderr, "\nFound = %d Missed = %d" % (len(found), len(missed))
  return found, missed
Exemplo n.º 41
0
    def get_injections(self, instruments, FAR=float("inf")):
        injfnames = self.inj_fnames
        zero_lag_segments = self.zero_lag_segments[instruments]
        verbose = self.opts.verbose
        found = []
        missed = []
        print("", file=sys.stderr)
        for cnt, f in enumerate(injfnames):
            print("getting injections below FAR: " + str(FAR) + ":\t%.1f%%\r" %
                  (100.0 * cnt / len(injfnames), ),
                  end=' ',
                  file=sys.stderr)
            working_filename = dbtables.get_connection_filename(
                f, tmp_path=opts.tmp_space, verbose=verbose)
            connection = sqlite3.connect(working_filename)
            dbtables.DBTable_set_connection(connection)
            xmldoc = dbtables.get_xml(connection)
            # DON'T BOTHER CONTINUING IF THE INSTRUMENTS OF INTEREST ARE NOT HERE
            instruments_in_this_file = []
            for i in connection.cursor().execute(
                    'SELECT DISTINCT(instruments) FROM coinc_event'):
                if i[0]:
                    instruments_in_this_file.append(
                        frozenset(lsctables.instrument_set_from_ifos(i[0])))
            if instruments not in instruments_in_this_file:
                connection.close()
                dbtables.discard_connection_filename(f,
                                                     working_filename,
                                                     verbose=verbose)
                dbtables.DBTable_set_connection(None)
                continue

            # WORK OUT CORRECT SEGMENTS FOR THIS FILE WHERE WE SHOULD SEE INJECTIONS
            segments = self.get_segments(connection, xmldoc)
            segments -= self.veto_segments
            #print thincasegments
            zero_lag_segments = segments.intersection(
                instruments) - segments.union(
                    set(segments.keys()) - instruments)

            ###############

            # DEFINE THE INJECTION WAS MADE FUNCTION
            def injection_was_made(geocent_end_time,
                                   geocent_end_time_ns,
                                   zero_lag_segments=zero_lag_segments):
                """
				return True if injection was made in the given segmentlist
				"""
                return lsctables.LIGOTimeGPS(
                    geocent_end_time, geocent_end_time_ns) in zero_lag_segments

            connection.create_function("injection_was_made", 2,
                                       injection_was_made)
            make_sim_inspiral = lsctables.SimInspiralTable.get_table(
                dbtables.get_xml(connection)).row_from_cols

            # INSPIRAL
            if self.coinc_inspiral_table:
                for values in connection.cursor().execute(
                        """
SELECT
  sim_inspiral.*,
  -- true if injection matched a coinc below the false alarm rate threshold
  EXISTS (
    SELECT
      *
    FROM
      coinc_event_map AS mapa
      JOIN coinc_event_map AS mapb ON (
        mapa.coinc_event_id == mapb.coinc_event_id
      )
      JOIN coinc_inspiral ON (
        mapb.table_name == "coinc_event"
        AND mapb.event_id == coinc_inspiral.coinc_event_id
      )
    WHERE
      mapa.table_name == "sim_inspiral"
      AND mapa.event_id == sim_inspiral.simulation_id
      AND coinc_inspiral.combined_far < ?
  )
FROM
  sim_inspiral
WHERE
  -- only interested in injections that were injected
  injection_was_made(sim_inspiral.geocent_end_time, sim_inspiral.geocent_end_time_ns)
				""", (FAR, )):
                    sim = make_sim_inspiral(values)
                    if values[-1]:
                        found.append(sim)
                    else:
                        missed.append(sim)

            # BURSTS
            if self.multi_burst_table:
                for values in connection.cursor().execute(
                        """
SELECT
  sim_inspiral.*,
  -- true if injection matched a coinc below the false alarm rate threshold
  EXISTS (
    SELECT
      *
    FROM
      coinc_event_map AS mapa
      JOIN coinc_event_map AS mapb ON (
        mapa.coinc_event_id == mapb.coinc_event_id
      )
      JOIN multi_burst ON (
        mapb.table_name == "coinc_event"
        AND mapb.event_id == multi_burst.coinc_event_id
      )
    WHERE
      mapa.table_name == "sim_inspiral"
      AND mapa.event_id == sim_inspiral.simulation_id
      AND multi_burst.false_alarm_rate < ?
  )
FROM
  sim_inspiral
WHERE
  -- only interested in injections that were injected
  injection_was_made(sim_inspiral.geocent_end_time, sim_inspiral.geocent_end_time_ns)
				""", (FAR, )):
                    sim = make_sim_inspiral(values)
                    if values[-1]:
                        found.append(sim)
                    else:
                        missed.append(sim)
            # done
            dbtables.discard_connection_filename(f,
                                                 working_filename,
                                                 verbose=verbose)
            dbtables.DBTable_set_connection(None)

            print("\nFound = %d Missed = %d" % (len(found), len(missed)),
                  file=sys.stderr)
        return found, missed
Exemplo n.º 42
0
    def __init__(self, opts, flist):
        self.segments = segments.segmentlistdict()
        self.non_inj_fnames = []
        self.inj_fnames = []
        self.found = {}
        self.missed = {}
        self.opts = opts
        self.veto_segments = segments.segmentlistdict()
        self.zero_lag_segments = {}
        self.instruments = []
        self.livetime = {}
        self.multi_burst_table = None
        self.coinc_inspiral_table = None

        for f in flist:
            if opts.verbose:
                print("Gathering stats from: %s...." % (f, ), file=sys.stderr)
            working_filename = dbtables.get_connection_filename(
                f, tmp_path=opts.tmp_space, verbose=opts.verbose)
            connection = sqlite3.connect(working_filename)
            dbtables.DBTable_set_connection(connection)
            xmldoc = dbtables.get_xml(connection)

            # look for a sim table
            try:
                sim_inspiral_table = dbtables.lsctables.SimInspiralTable.get_table(
                    xmldoc)
                self.inj_fnames.append(f)
                sim = True
            except ValueError:
                self.non_inj_fnames.append(f)
                sim = False

            # FIGURE OUT IF IT IS A BURST OR INSPIRAL RUN
            try:
                self.multi_burst_table = dbtables.lsctables.MultiBurstTable.get_table(
                    xmldoc)
            except ValueError:
                self.multi_burst_table = None
            try:
                self.coinc_inspiral_table = dbtables.lsctables.CoincInspiralTable.get_table(
                    xmldoc)
            except ValueError:
                self.coinc_inspiral_table = None
            if self.multi_burst_table and self.coinc_inspiral_table:
                print("both burst and inspiral tables found.  Aborting",
                      file=sys.stderr)
                raise ValueError

            if not sim:
                self.get_instruments(connection)
                self.segments += self.get_segments(connection, xmldoc)
                #FIXME, don't assume veto segments are the same in every file!
                self.veto_segments = self.get_veto_segments(connection)

            dbtables.discard_connection_filename(f,
                                                 working_filename,
                                                 verbose=opts.verbose)
            dbtables.DBTable_set_connection(None)

        # remove redundant instruments
        self.instruments = list(set(self.instruments))
        # FIXME Do these have to be done by instruments?
        self.segments -= self.veto_segments

        # segments and livetime by instruments
        for i in self.instruments:
            self.zero_lag_segments[i] = self.segments.intersection(
                i) - self.segments.union(set(self.segments.keys()) - i)
            self.livetime[i] = float(abs(self.zero_lag_segments[i]))
    def __init__(self,
                 connection,
                 live_time_program,
                 search="excesspower",
                 veto_segments_name=None):
        """
		Compute and record some summary information about the
		database.  Call this after all the data has been inserted,
		and before you want any of this information.
		"""

        self.connection = connection
        self.xmldoc = dbtables.get_xml(connection)

        # find the tables
        try:
            self.sngl_burst_table = lsctables.SnglBurstTable.get_table(
                self.xmldoc)
        except ValueError:
            self.sngl_burst_table = None
        try:
            self.sim_burst_table = lsctables.SimBurstTable.get_table(
                self.xmldoc)
        except ValueError:
            self.sim_burst_table = None
        try:
            self.coinc_def_table = lsctables.CoincDefTable.get_table(
                self.xmldoc)
            self.coinc_table = lsctables.CoincTable.get_table(self.xmldoc)
            self.time_slide_table = lsctables.TimeSlideTable.get_table(
                self.xmldoc)
        except ValueError:
            self.coinc_def_table = None
            self.coinc_table = None
            self.time_slide_table = None
        try:
            self.multi_burst_table = lsctables.MultiBurstTable.get_table(
                self.xmldoc)
        except ValueError:
            self.multi_burst_table = None

        # get the segment lists
        self.seglists = ligolw_search_summary.segmentlistdict_fromsearchsummary(
            self.xmldoc, live_time_program).coalesce()
        self.instruments = set(self.seglists.keys())
        if veto_segments_name is not None:
            self.vetoseglists = ligolw_segments.segmenttable_get_by_name(
                self.xmldoc, veto_segments_name).coalesce()
        else:
            self.vetoseglists = ligolw_segments.segments.segmentlistdict()

        # determine a few coinc_definer IDs
        # FIXME:  don't hard-code the numbers
        if self.coinc_def_table is not None:
            try:
                self.bb_definer_id = self.coinc_def_table.get_coinc_def_id(
                    search, 0, create_new=False)
            except KeyError:
                self.bb_definer_id = None
            try:
                self.sb_definer_id = self.coinc_def_table.get_coinc_def_id(
                    search, 1, create_new=False)
            except KeyError:
                self.sb_definer_id = None
            try:
                self.sce_definer_id = self.coinc_def_table.get_coinc_def_id(
                    search, 2, create_new=False)
            except KeyError:
                self.sce_definer_id = None
            try:
                self.scn_definer_id = self.coinc_def_table.get_coinc_def_id(
                    search, 3, create_new=False)
            except KeyError:
                self.scn_definer_id = None
        else:
            self.bb_definer_id = None
            self.sb_definer_id = None
            self.sce_definer_id = None
            self.scn_definer_id = None