diff --git a/tupak/likelihood.py b/tupak/likelihood.py index 4de7b91686e8ecb0f7186d6da136c59ca3a9f5c5..dd496935391f813b3ee6ab5429707dc724fb8e02 100644 --- a/tupak/likelihood.py +++ b/tupak/likelihood.py @@ -136,39 +136,6 @@ class GravitationalWaveTransient(object): bounds_error=False, fill_value=-np.inf) -class BasicGravitationalWaveTransient(object): - def __init__(self, interferometers, waveform_generator): - self.interferometers = interferometers - self.waveform_generator = waveform_generator - - def noise_log_likelihood(self): - log_l = 0 - for interferometer in self.interferometers: - log_l -= 2. / self.waveform_generator.time_duration * np.sum( - abs(interferometer.data) ** 2 / interferometer.power_spectral_density_array) - return log_l.real - - def log_likelihood(self): - log_l = 0 - waveform_polarizations = self.waveform_generator.frequency_domain_strain() - if waveform_polarizations is None: - return np.nan_to_num(-np.inf) - for interferometer in self.interferometers: - log_l += self.log_likelihood_interferometer(waveform_polarizations, interferometer) - return log_l.real - - def log_likelihood_interferometer(self, waveform_polarizations, interferometer): - signal_ifo = interferometer.get_detector_response(waveform_polarizations, self.waveform_generator.parameters) - - log_l = - 2. / self.waveform_generator.time_duration * np.vdot(interferometer.data - signal_ifo, - (interferometer.data - signal_ifo) - / interferometer.power_spectral_density_array) - return log_l.real - - def log_likelihood_ratio(self): - return self.log_likelihood() - self.noise_log_likelihood() - - def get_binary_black_hole_likelihood(interferometers): """ A rapper to quickly set up a likelihood for BBH parameter estimation @@ -190,4 +157,3 @@ def get_binary_black_hole_likelihood(interferometers): parameters={'waveform_approximant': 'IMRPhenomPv2', 'reference_frequency': 50}) likelihood = tupak.likelihood.GravitationalWaveTransient(interferometers, waveform_generator) return likelihood -