コード例 #1
0
flow = waveform.fpeak - 150
fupp = waveform.fpeak + 150

# Construct the time series for these params
waveform.make_wf_timeseries(theta=ext_params.inclination, phi=ext_params.phase)

#
# Generate IFO data
#

#print >> sys.stdout, "generating detector data objects..."

det1_data = simsig.DetData(det_site="H1",
                           noise_curve='aLIGO',
                           waveform=waveform,
                           ext_params=ext_params,
                           duration=0.5,
                           seed=0,
                           epoch=0.0,
                           f_low=10.0)

# --------------------------------------------------------------------

#print 'broad band pre-conditioning snr: ', \
#        pycbc.filter.sigma(det1_data.td_signal,det1_data.psd,1000,5000)
#print 'f2 pre-conditioning snr: ', \
#        pycbc.filter.sigma(det1_data.td_signal,det1_data.psd,flow,fupp)

# --- high-pass
high_pass = 1
knee = 1000
if high_pass:
コード例 #2
0
    # Construct the time series for these params
    waveform.reproject_waveform(theta=ext_params.inclination,
            phi=ext_params.phase)

    # -----------------
    #
    # Generate IFO data
    #

    ts=time.time()
    print >> sys.stdout, "generating detector responses & noise..."

    det1_data = simsig.DetData(det_site=cp.get('analysis','ifo1'),
            noise_curve=cp.get('analysis','noise-curve'), waveform=waveform,
            ext_params=ext_params, duration=datalen, seed=seed, epoch=epoch,
            f_low=flow, taper=cp.getboolean('analysis','taper-inspiral'),
            target_snr=target_snr)

    # Compute optimal SNR for injection
    det1_optSNR=pycbc.filter.sigma(det1_data.td_signal, psd=det1_data.psd,
            low_frequency_cutoff=flow, high_frequency_cutoff=0.5*srate)

    det1_hrss=pycbc.filter.sigma(det1_data.td_signal,
            low_frequency_cutoff=flow, high_frequency_cutoff=0.5*srate)


    te=time.time()

    print >> sys.stdout, "Injected SNR=%.2f"%det1_optSNR
    print >> sys.stdout, "...data generation took %f sec"%(te-ts)