det = str(sngl_row.ifo)
            print(det, rhoExpected[det])
    m1 = m1 * lal.LAL_MSUN_SI
    m2 = m2 * lal.LAL_MSUN_SI
    rho2Net = 0
    for det in rhoExpected:
        rho2Net += rhoExpected[det]**2
    if rosDebugMessagesDictionary["DebugMessages"]:
        print(" Network :", np.sqrt(rho2Net))
    # Create a 'best recovered signal'
    Psig = lalsimutils.ChooseWaveformParams(
        m1=m1,
        m2=m2,
        approx=approxSignal,
        fmin=fminWavesSignal,
        dist=factored_likelihood.distMpcRef * 1e6 *
        lal.LAL_PC_SI,  # default distance
        fref=fref,
        tref=event_time_gps,
        ampO=ampO
    )  # FIXME: Parameter mapping from trigger space to search space
    if rosDebugMessagesDictionary["DebugMessages"]:
        print(
            " === Coinc table : estimated signal [overridden if injection] ==="
        )
        Psig.print_params()

# Read in *injection* XML
if opts.inj:
    print("Loading injection XML:", opts.inj)
    Psig = lalsimutils.xml_to_ChooseWaveformParams_array(str(opts.inj))[
Beispiel #2
0
    sngl_insp_table.sync_next_id()
    for (m1, m2) in itertools.chain(*grid):
        sngl_insp = sngl_insp_table.RowType()
        sngl_insp.event_id = sngl_insp_table.get_next_id()
        #sngl_insp.mass1, sngl_insp.mass2 = m1/lal.LAL_MSUN_SI, m2/lal.LAL_MSUN_SI
        sngl_insp.mass1, sngl_insp.mass2 = m1, m2
        sngl_insp.process_id = proc_id
        sngl_insp_table.append(sngl_insp)

    return sngl_insp_table


# Setup signal and IP class
m1 = 1.5 * lal.LAL_MSUN_SI
m2 = 1.35 * lal.LAL_MSUN_SI
PSIG = lsu.ChooseWaveformParams(m1=m1, m2=m2, approx=lalsim.TaylorT1)
PTEST = PSIG.copy()  # find deltaF for lower end of range we're looking in
PTEST.m1 *= 0.9
PTEST.m2 *= 0.9
PSIG.deltaF = lsu.findDeltaF(PTEST)
IP = lsu.Overlap(fLow=40., deltaF=PSIG.deltaF, psd=lal.LIGOIPsd)
PTMPLT = PSIG.copy()
hfSIG = lsu.norm_hoff(PSIG, IP)
McSIG = lsu.mchirp(m1, m2)
etaSIG = lsu.symRatio(m1, m2)
NMcs = 11
NEtas = 11
param_names = ['Mc', 'eta']

# Find appropriate parameter ranges
param_ranges = eff.find_effective_Fisher_region(
# Generate an inner product using the original discrete PSD
# Perform an inner product using it *and* using an analytic PSD
#
# Populate signal
m1 = 10*lal.LAL_MSUN_SI
m2 = 10*lal.LAL_MSUN_SI

df = psd_dict[detectors[0]].deltaF
fSample = df * 2 *( len(psd_dict[detectors[0]].data.data)-1)  # rescale
print("To construct a signal, we  reconstruct the sampling rate and time window, consistent with the default PSD sampling: (fSample, 1/df) = ", fSample, 1/df)
Psig = lalsimutils.ChooseWaveformParams(
    m1 = m1,m2 =m2,
    fmin = 30, 
    fref=100, ampO=0,
    tref = lal.GPSTimeNow(),   # factored_likelihood requires GPS be assigned 
    radec=True, theta=1.2, phi=2.4,
    detector='H1', 
    dist=25.*1.e6*lal.LAL_PC_SI,
    deltaT=1./fSample,
    deltaF = df
    )
data_dict={}
data_dict['H1'] = lalsimutils.non_herm_hoff(Psig)
Psig.detector = 'L1'
data_dict['L1'] = lalsimutils.non_herm_hoff(Psig)
Psig.detector = 'V1'
data_dict['V1'] = lalsimutils.non_herm_hoff(Psig)
psd_analytic_dict = {}
psd_analytic_dict['H1'] = lalsim.SimNoisePSDaLIGOZeroDetHighPower# lal.LIGOIPsd
psd_analytic_dict['L1'] = lalsim.SimNoisePSDaLIGOZeroDetHighPower #lal.LIGOIPsd
psd_analytic_dict['V1'] = lalsim.SimNoisePSDaLIGOZeroDetHighPower # lal.LIGOIPsd
print(" ======= Template specified: precomputing all quantities ==========")
# Struct to hold template parameters
# Fiducial distance provided but will not be used
m1 = 4 * lal.MSUN_SI
m2 = 4 * lal.MSUN_SI
ampO = opts.amporder  # sets which modes to include in the physical signal
Lmax = opts.Lmax  # sets which modes to include
fref = opts.fref
P = lalsimutils.ChooseWaveformParams(
    fmin=fminWaves,
    radec=False,
    m1=m1,
    m2=m2,
    ampO=ampO,
    approx=approxTemplate,
    fref=fref,
    deltaT=1. / fSample,
    tref=theEpochFiducial,
    dist=100 * 1.e6 *
    lal.PC_SI,  # critical that this is fiducial (will be reset later)
    deltaF=df)
tStartPrecompute = lal.GPSTimeNow()
rholms_intp, crossTerms, crossTermsV, rholms, rest = factored_likelihood.PrecomputeLikelihoodTerms(
    theEpochFiducial,
    0.1,
    P,
    data_dict,
    psd_dict,
    Lmax,
    2000,
# Create artificial "signal".  Needed to minimize duplicate code when I
#  -  consistently test waveform duration
#  - copy template parameters
#  - [test code] : generate plots vs time [test code], expected SNR, etc
#       WARNING: Test code plots will not look perfect, because we don't know the true sky location (or phase, polarization, ...)
if not Psig and opts.channel_name:  # If data loaded but no signal generated
    if (not opts.template_mass1) or (not opts.template_mass2) or (
            not opts.force_gps_time):
        print(
            " CANCEL: For frame-file reading, arguments --mass1 --mass2 --event-time  all required "
        )
        #        print opts.template_mass1, opts.template_mass2,opts.force_gps_time
        sys.exit(0)
    Psig = lalsimutils.ChooseWaveformParams(
        approx=approxSignal,
        fmin=fminWavesSignal,
        dist=factored_likelihood.distMpcRef * 1e6 *
        lalsimutils.lsu_PC,  # default distance
        fref=fref)
    Psig.m1 = lalsimutils.lsu_MSUN * opts.template_mass1
    Psig.m2 = lalsimutils.lsu_MSUN * opts.template_mass2
    Psig.tref = lal.LIGOTimeGPS(0.000000000)  # Initialize as GPSTime object
    Psig.tref += opts.force_gps_time  # Pass value of float into it

# TEST THE SEGMENT LENGTH TARGET
if Psig:
    f_temp = Psig.fmin
    if Psig.fmin < 1e-2:
        Psig.fmin = opts.fmin_SNR  # necessary for duration estimate
    print(" Min frequency for duration ... ", Psig.fmin)
    Psig.print_params()
    timeSegmentLength = lalsimutils.estimateWaveformDuration(
if rosUseRandomEventTime:
    print("   --- Generating a random event (barycenter) time  ---- ")
    tEventFiducial += 0.05 * np.random.random_sample()
ampO = 0  # sets which modes to include in the physical signal
Lmax = 2  # sets which modes to include in the output
fref = 100

Psig = lalsimutils.ChooseWaveformParams(fmin=fminWaves,
                                        radec=True,
                                        incl=0.0,
                                        phiref=0.0,
                                        theta=0.2,
                                        phi=0,
                                        psi=0.0,
                                        m1=m1,
                                        m2=m2,
                                        ampO=ampO,
                                        approx=approxSignal,
                                        fref=fref,
                                        tref=theEpochFiducial + tEventFiducial,
                                        deltaT=1. / fSample,
                                        detector='H1',
                                        dist=distanceFiducial * 1.e6 *
                                        lal.LAL_PC_SI)
if rosUseRandomSkyLocation:
    print("   --- Generating a random sky location  ---- ")
    Psig.theta = np.arccos(2 * (np.random.random_sample()) - 1)
    Psig.phi = (np.random.random_sample()) * 2 * lal.LAL_PI
    Psig.psi = (np.random.random_sample()) * lal.LAL_PI
if rosUseRandomSourceOrientation:
    print("   --- Generating a random source orientation  ---- ")
Beispiel #7
0
m1 = 4 * lal.LAL_MSUN_SI
m2 = 4 * lal.LAL_MSUN_SI
ampO = 0  # sets which modes to include in the physical signal
Lmax = 2  # sets which modes to include in the output
fref = 100

# Struct to hold template parameters
P = lsu.ChooseWaveformParams(fmin=fminWavesTemplate,
                             radec=False,
                             incl=0.0,
                             phiref=0.0,
                             theta=0.0,
                             phi=0,
                             psi=0.0,
                             m1=m1,
                             m2=m2,
                             ampO=ampO,
                             fref=fref,
                             tref=theEpochFiducial,
                             deltaT=1. / fSample,
                             dist=100 * 1.e6 * lal.LAL_PC_SI,
                             deltaF=df)

#
# Perform the Precompute stage
#
rholms_intp, crossTerms, rholms, epoch_post = factored_likelihood.PrecomputeLikelihoodTerms(
    theEpochFiducial, P, data_dict, psd_dict, Lmax, analyticPSD_Q)
print("Finished Precomputation...")
print("====Generating metadata from precomputed results =====")