FluctuationStrength

class ansys.sound.core.psychoacoustics.FluctuationStrength(signal=None)

Computes the fluctuation strength for a stationary sound.

This class computes the fluctuation strength of a signal according to Sontacchi’s master thesis work.

Reference: “Entwicklung eines Modulkonzeptes fur die psychoakustische Gerauschanalyse under MATLAB”. Master thesis, Technischen Universitat Graz, pp. 1-112 (1998).

Class instantiation takes the following parameters.

Parameters:

signalField | FieldsContainer

Signal in Pa to compute fluctuation strength on as a DPF field or fields container.

Methods

FluctuationStrength.convert_fields_container_to_np_array(fc)	Convert a DPF fields container to a NumPy array.
FluctuationStrength.get_bark_band_frequencies()	Get Bark band frequencies.
FluctuationStrength.get_bark_band_indexes()	Get the Bark band indexes.
FluctuationStrength.get_fluctuation_strength([...])	Get fluctuation strength in vacil for a channel index.
FluctuationStrength.get_output()	Get fluctuation strength data in a tuple as a DPF fields container or field.
FluctuationStrength.get_output_as_nparray()	Get fluctuation strength data in a tuple as a NumPy array.
FluctuationStrength.get_specific_fluctuation_strength([...])	Get the specific fluctuation strength for a signal.
FluctuationStrength.plot()	Plot the specific fluctuation strength.
FluctuationStrength.process()	Compute the fluctuation strength.

Attributes

FluctuationStrength.signal

Input sound signal in Pa as a DPF field or fields container.