power_spectrum() [2/2]

MAYAFLUX_API std::vector< double > MayaFlux::power_spectrum	(	const std::vector< double > &	data,
		size_t	window_size = 0
	)

Compute power spectrum for single-channel data.

Parameters

data	Input time-domain data
window_size	FFT size (0 = use data size)

Returns

Power spectrum (magnitude squared)

Definition at line 715 of file Yantra.cpp.

{
    auto energy_analyzer = std::make_shared<Yantra::StandardEnergyAnalyzer>();
    energy_analyzer->set_energy_method(Yantra::EnergyMethod::POWER);
    if (window_size > 0) {
        energy_analyzer->set_window_parameters(window_size, window_size / 2);
    }
    auto result = energy_analyzer->analyze_energy({ Kakshya::DataVariant(data) });
    return result.channels[0].energy_values;
}

References MayaFlux::Yantra::POWER.