Exemple #1
0
def generate_greedy(nside):
    target_maps, norm_factor = generate_target_maps(nside)

    cloud_map = fs.generate_cloud_map(target_maps,
                                      filtername='i',
                                      wfd_cloud_max=0.7,
                                      scp_cloud_max=0.7,
                                      gp_cloud_max=0.7,
                                      nes_cloud_max=0.7)

    # filters = ['u', 'g', 'r', 'i', 'z', 'y']
    filters = ['g', 'r', 'i', 'z', 'y']
    surveys = []

    for filtername in filters:
        bfs = list()
        bfs.append(
            fs.M5_diff_basis_function(filtername=filtername, nside=nside))
        bfs.append(
            fs.Target_map_basis_function(filtername=filtername,
                                         target_map=target_maps[filtername][0],
                                         out_of_bounds_val=hp.UNSEEN,
                                         nside=nside,
                                         norm_factor=norm_factor))
        bfs.append(
            fs.Aggressive_Slewtime_basis_function(filtername=filtername,
                                                  nside=nside,
                                                  order=6.,
                                                  hard_max=120.))
        bfs.append(fs.Strict_filter_basis_function(filtername=filtername))
        bfs.append(
            fs.Zenith_shadow_mask_basis_function(nside=nside,
                                                 shadow_minutes=0.,
                                                 max_alt=76.))
        bfs.append(
            fs.Bulk_cloud_basis_function(max_cloud_map=cloud_map, nside=nside))
        bfs.append(
            fs.Moon_avoidance_basis_function(nside=nside, moon_distance=40.))
        weights = np.array([3., 1., 3., 3., 0., 0, 0])
        surveys.append(
            fs.Greedy_survey_fields(bfs,
                                    weights,
                                    block_size=1,
                                    filtername=filtername,
                                    dither=True,
                                    nside=nside,
                                    tag_fields=True,
                                    tag_map=target_maps[filtername][1],
                                    tag_names=target_maps[filtername][2],
                                    ignore_obs='DD'))
    return surveys
Exemple #2
0
    def testBaseline(self):
        """
        Set up a baseline survey and run for a few days. A crude way to touch lots of code.
        """
        nside = fs.set_default_nside(nside=32)

        survey_length = 2.1  # days

        # Define what we want the final visit ratio map to look like
        target_map = fs.standard_goals(nside=nside)
        filters = ['u', 'g', 'r', 'i', 'z', 'y']
        surveys = []

        for filtername in filters:
            bfs = []
            bfs.append(fs.M5_diff_basis_function(filtername=filtername, nside=nside))
            bfs.append(fs.Target_map_basis_function(filtername=filtername,
                                                    target_map=target_map[filtername],
                                                    out_of_bounds_val=hp.UNSEEN, nside=nside))

            bfs.append(fs.North_south_patch_basis_function(zenith_min_alt=50., nside=nside))
            bfs.append(fs.Slewtime_basis_function(filtername=filtername, nside=nside))
            bfs.append(fs.Strict_filter_basis_function(filtername=filtername))

            weights = np.array([3.0, 0.3, 1., 3., 3.])
            surveys.append(fs.Greedy_survey_fields(bfs, weights, block_size=1, filtername=filtername,
                                                   dither=True, nside=nside))

        surveys.append(fs.Pairs_survey_scripted([], [], ignore_obs='DD'))

        # Set up the DD
        dd_surveys = fs.generate_dd_surveys()
        surveys.extend(dd_surveys)

        scheduler = fs.Core_scheduler(surveys, nside=nside)
        observatory = Speed_observatory(nside=nside)
        observatory, scheduler, observations = fs.sim_runner(observatory, scheduler,
                                                             survey_length=survey_length,
                                                             filename=None)

        # Check that a second part of a pair was taken
        assert('scripted' in observations['note'])
        # Check that the COSMOS DD was observed
        assert('DD:COSMOS' in observations['note'])
        # And the u-band
        assert('DD:u,COSMOS' in observations['note'])
        # Make sure a few different filters were observed
        assert(len(np.unique(observations['filter'])) > 3)
        # Make sure lots of observations executed
        assert(observations.size > 1000)
    # Define what we want the final visit ratio map to look like
    target_map = fs.standard_goals()['r']
    filtername = 'r'

    bfs = []
    bfs.append(fs.Depth_percentile_basis_function(filtername=filtername))
    bfs.append(
        fs.Target_map_basis_function(target_map=target_map,
                                     filtername=filtername,
                                     out_of_bounds_val=hp.UNSEEN))
    bfs.append(fs.North_south_patch_basis_function(zenith_min_alt=50.))
    bfs.append(fs.Slewtime_basis_function(filtername=filtername))

    weights = np.array([1., 0.2, 1., 2.])
    survey = fs.Greedy_survey_fields(bfs,
                                     weights,
                                     block_size=1,
                                     filtername=filtername)
    scheduler = fs.Core_scheduler([survey])

    observatory = Speed_observatory()
    observatory, scheduler, observations = fs.sim_runner(
        observatory,
        scheduler,
        survey_length=survey_length,
        filename='one_filter_10yr.db',
        delete_past=True)

#real    2218m35.723s  37 hours
#user    2183m17.980s
#sys     9m35.290s
Exemple #4
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    bfs.append(fs.Slewtime_basis_function(filtername=filtername, nside=nside))
    bfs.append(fs.Strict_filter_basis_function(filtername=filtername))
    bfs.append(
        fs.Zenith_shadow_mask_basis_function(nside=nside,
                                             shadow_minutes=60.,
                                             max_alt=76.))
    bfs.append(
        Cadence_enhance_basis_function(nside=nside,
                                       apply_area=cadence_area,
                                       filtername='gri'))
    weights = np.array([3.0, 0.3, 0.3, 1., 3., 3., 0., 3.])
    # Might want to try ignoring DD observations here, so the DD area gets covered normally--DONE
    sv = fs.Greedy_survey_fields(bfs,
                                 weights,
                                 block_size=1,
                                 filtername=filtername,
                                 dither=True,
                                 nside=nside,
                                 ignore_obs='DD')
    greedy_surveys.append(sv)

# Set up the DD surveys
dd_surveys = fs.generate_dd_surveys()

survey_list_o_lists = [dd_surveys, surveys, greedy_surveys]

scheduler = fs.Core_scheduler(survey_list_o_lists, nside=nside)
n_visit_limit = None
observatory = Speed_observatory(nside=nside, quickTest=True)
observatory, scheduler, observations = fs.sim_runner(
    observatory,
Exemple #5
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    surveys = []

    for filtername in filters:
        bfs = []
        bfs.append(fs.M5_diff_basis_function(filtername=filtername))
        bfs.append(fs.Target_map_basis_function(filtername=filtername,
                                                target_map=target_map[filtername],
                                                out_of_bounds_val=hp.UNSEEN))

        #bfs.append(fs.North_south_patch_basis_function(zenith_min_alt=50.))
        bfs.append(fs.Zenith_mask_basis_function(maxAlt=78., penalty=-100))
        bfs.append(fs.Slewtime_basis_function(filtername=filtername))
        bfs.append(fs.Strict_filter_basis_function(filtername=filtername))

        weights = np.array([3.0, 0.4, 1., 2., 3.])
        surveys.append(fs.Greedy_survey_fields(bfs, weights, block_size=1, filtername=filtername, dither=True))

    surveys.append(fs.Pairs_survey_scripted([], [], ignore_obs='DD'))

    # Set up the DD
    dd_survey = fs.Scripted_survey([], [])
    names = ['RA', 'dec', 'mjd', 'filter']
    types = [float, float, float, '|1U']
    observations = np.loadtxt('minion_dd.csv', skiprows=1, dtype=list(zip(names, types)), delimiter=',')
    exptimes = np.zeros(observations.size)
    exptimes.fill(30.)
    observations = append_fields(observations, 'exptime', exptimes)
    nexp = np.zeros(observations.size)
    nexp.fill(2)
    observations = append_fields(observations, 'nexp', nexp)
    notes = np.zeros(observations.size, dtype='|2U')
def generate_slair_scheduler():
    nside = fs.set_default_nside(nside=32)
    # get rid of silly northern strip.
    target_map = fs.standard_goals(nside=nside)
    norm_factor = fs.calc_norm_factor(target_map)
    # List to hold all the surveys (for easy plotting later)
    surveys = []

    # Set up observations to be taken in blocks
    filter1s = ['u', 'g', 'r', 'i', 'z', 'y']
    filter2s = [None, 'g', 'r', 'i', None, None]
    pair_surveys = []
    for filtername, filtername2 in zip(filter1s, filter2s):
        bfs = []
        bfs.append(
            fs.M5_diff_basis_function(filtername=filtername, nside=nside))
        if filtername2 is not None:
            bfs.append(
                fs.M5_diff_basis_function(filtername=filtername2, nside=nside))
        bfs.append(
            fs.Target_map_basis_function(filtername=filtername,
                                         target_map=target_map[filtername],
                                         out_of_bounds_val=hp.UNSEEN,
                                         nside=nside,
                                         norm_factor=norm_factor))
        if filtername2 is not None:
            bfs.append(
                fs.Target_map_basis_function(
                    filtername=filtername2,
                    target_map=target_map[filtername2],
                    out_of_bounds_val=hp.UNSEEN,
                    nside=nside,
                    norm_factor=norm_factor))
        bfs.append(
            fs.Slewtime_basis_function(filtername=filtername, nside=nside))
        bfs.append(fs.Strict_filter_basis_function(filtername=filtername))
        bfs.append(
            fs.Zenith_shadow_mask_basis_function(nside=nside,
                                                 shadow_minutes=60.,
                                                 max_alt=76.))
        weights = np.array([3.0, 3.0, .3, .3, 3., 3., 0.])
        if filtername2 is None:
            # Need to scale weights up so filter balancing still works properly.
            weights = np.array([6.0, 0.6, 3., 3., 0.])
        # XXX-
        # This is where we could add a look-ahead basis function to include m5_diff in the future.
        # Actually, having a near-future m5 would also help prevent switching to u or g right at twilight?
        # Maybe just need a "filter future" basis function?
        if filtername2 is None:
            survey_name = 'blob, %s' % filtername
        else:
            survey_name = 'blob, %s%s' % (filtername, filtername2)
        surveys.append(
            fs.Blob_survey(bfs,
                           weights,
                           filtername=filtername,
                           filter2=filtername2,
                           survey_note=survey_name))
        pair_surveys.append(surveys[-1])

    # Let's set up some standard surveys as well to fill in the gaps. This is my old silly masked version.
    # It would be good to put in Tiago's verion and lift nearly all the masking. That way this can also
    # chase sucker holes.
    filters = ['u', 'g', 'r', 'i', 'z', 'y']
    #filters = ['i', 'z', 'y']
    greedy_surveys = []
    for filtername in filters:
        bfs = []
        bfs.append(
            fs.M5_diff_basis_function(filtername=filtername, nside=nside))
        bfs.append(
            fs.Target_map_basis_function(filtername=filtername,
                                         target_map=target_map[filtername],
                                         out_of_bounds_val=hp.UNSEEN,
                                         nside=nside,
                                         norm_factor=norm_factor))

        bfs.append(
            fs.North_south_patch_basis_function(zenith_min_alt=50.,
                                                nside=nside))
        bfs.append(
            fs.Slewtime_basis_function(filtername=filtername, nside=nside))
        bfs.append(fs.Strict_filter_basis_function(filtername=filtername))
        bfs.append(
            fs.Zenith_shadow_mask_basis_function(nside=nside,
                                                 shadow_minutes=60.,
                                                 max_alt=76.))
        weights = np.array([3.0, 0.3, 1., 3., 3., 0.])
        # Might want to try ignoring DD observations here, so the DD area gets covered normally--DONE
        surveys.append(
            fs.Greedy_survey_fields(bfs,
                                    weights,
                                    block_size=1,
                                    filtername=filtername,
                                    dither=True,
                                    nside=nside,
                                    ignore_obs='DD'))
        greedy_surveys.append(surveys[-1])

    # Set up the DD surveys
    dd_surveys = fs.generate_dd_surveys()
    surveys.extend(dd_surveys)

    survey_list_o_lists = [dd_surveys, pair_surveys, greedy_surveys]

    # put in as list-of-lists so pairs get evaluated first.
    scheduler = fs.Core_scheduler(survey_list_o_lists, nside=nside)
    return scheduler
Exemple #7
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    bfs.append(fs.Target_map_basis_function(filtername=filtername,
                                            target_map=target_maps[filtername][0],
                                            out_of_bounds_val=hp.UNSEEN, nside=nside))

    bfs.append(fs.MeridianStripeBasisFunction(nside=nside, width=(8.,)))
    bfs.append(fs.Slewtime_basis_function(filtername=filtername, nside=nside))
    bfs.append(fs.Strict_filter_basis_function(filtername=filtername))
    bfs.append(fs.Avoid_Fast_Revists(filtername=filtername, gap_min=240., nside=nside))

    weights = np.array([3.0, 0.5, 1., 3., 3., 3.])
    # surveys.append(fs.Greedy_survey_fields(bfs, weights, block_size=1, filtername=filtername, dither=False,
    #                                        nside=nside, smoothing_kernel=9,
    #                                        tag_fields=True, tag_map=target_maps[filtername][1]))
    surveys.append(fs.Greedy_survey_fields(bfs, weights, block_size=1, filtername=filtername, dither=True,
                                           nside=nside,
                                           tag_fields=True,
                                           tag_map=target_maps[filtername][1],
                                           tag_names=target_maps[filtername][2]))

# Set up pairs
surveys.append(fs.Pairs_survey_scripted([], [], ignore_obs='DD'))

# Set up the DD
# ELAIS S1
surveys.append(fs.Deep_drilling_survey(9.45, -44., sequence='rgizy',
                                    nvis=[20, 10, 20, 26, 20],
                                    survey_name='DD:ELAISS1', reward_value=100, moon_up=None,
                                    fraction_limit=0.0185, ha_limits=([0., 0.5], [23.5, 24.]),
                                    nside=nside))
surveys.append(fs.Deep_drilling_survey(9.45, -44., sequence='u',
                                    nvis=[7],
                                         out_of_bounds_val=hp.UNSEEN,
                                         nside=nside))

        bfs.append(
            fs.North_south_patch_basis_function(zenith_min_alt=50.,
                                                nside=nside))
        #bfs.append(fs.Zenith_mask_basis_function(maxAlt=78., penalty=-100, nside=nside))
        bfs.append(
            fs.Slewtime_basis_function(filtername=filtername, nside=nside))
        bfs.append(fs.Strict_filter_basis_function(filtername=filtername))

        weights = np.array([3.0, 0.2, 1., 3., 3.])
        surveys.append(
            fs.Greedy_survey_fields(bfs,
                                    weights,
                                    block_size=1,
                                    filtername=filtername,
                                    dither=True,
                                    nside=nside))

    surveys.append(fs.Pairs_survey_scripted([], [], ignore_obs='DD'))

    # Set up the DD
    dd_survey = fs.Scripted_survey([], [])
    names = ['RA', 'dec', 'mjd', 'filter']
    types = [float, float, float, '|1U']
    observations = np.loadtxt('minion_dd.csv',
                              skiprows=1,
                              dtype=list(zip(names, types)),
                              delimiter=',')
    exptimes = np.zeros(observations.size)
    exptimes.fill(30.)
Exemple #9
0
def year_1_surveys(nside=32, mjd0=None):
    """
    Generate a list of surveys for executing in year 1
    """

    nside = nside
    filters = ['u', 'g', 'r', 'i', 'z', 'y']

    target_map = large_target_map(nside, dec_max=34.3)
    norm_factor = fs.calc_norm_factor({'r': target_map})

    # set up a cloud map
    cloud_map = target_map * 0 + 0.7

    # Set up map m5-depth limits:
    m5_limits = {}
    percentile_cut = 0.7
    m52per = sb.M5percentiles()
    for filtername in filters:
        m5_limits[filtername] = m52per.percentile2m5map(percentile_cut,
                                                        filtername=filtername,
                                                        nside=nside)

    surveys = []

    for filtername in filters:
        bfs = []
        bfs.append(
            fs.M5_diff_basis_function(filtername=filtername, nside=nside))
        bfs.append(
            fs.Target_map_basis_function(filtername=filtername,
                                         target_map=target_map,
                                         out_of_bounds_val=hp.UNSEEN,
                                         nside=nside,
                                         norm_factor=norm_factor))

        bfs.append(
            fs.Slewtime_basis_function(filtername=filtername, nside=nside))
        bfs.append(fs.Strict_filter_basis_function(filtername=filtername))
        bfs.append(
            fs.Zenith_shadow_mask_basis_function(nside=nside,
                                                 shadow_minutes=0.,
                                                 max_alt=76.))
        bfs.append(
            fs.Moon_avoidance_basis_function(nside=nside, moon_distance=40.))
        bfs.append(
            fs.Bulk_cloud_basis_function(max_cloud_map=cloud_map, nside=nside))
        weights = [3.0, 0.3, 3., 3., 0, 0., 0.]
        # add in some constriants to make sure we only observe in good conditions and shut off after 3 good ones
        bfs.append(
            Limit_m5_map_basis_function(m5_limits[filtername],
                                        nside=nside,
                                        filtername=filtername))
        bfs.append(
            Seeing_limit_basis_function(nside=nside, filtername=filtername))
        bfs.append(Time_limit_basis_function(day_max=365.25))
        # XXX--Do I need a m5-depth limit on here too?
        bfs.append(
            Nvis_limit_basis_function(nside=nside,
                                      filtername=filtername,
                                      n_limit=3,
                                      seeing_limit=1.2,
                                      time_lag=0.45,
                                      m5_limit_map=m5_limits[filtername]))
        weights.extend([0, 0, 0, 0])
        #weights.extend([0., 0., 0.])

        weights = np.array(weights)
        # Might want to try ignoring DD observations here, so the DD area gets covered normally--DONE
        surveys.append(
            fs.Greedy_survey_fields(bfs,
                                    weights,
                                    block_size=1,
                                    filtername=filtername,
                                    dither=True,
                                    nside=nside,
                                    ignore_obs='DD',
                                    survey_name='templates'))

    # Do we want to cover all the potential area LSST could observe? In case a GW goes off
    # in the north not in the NES.
    return surveys