Features

Classes for feature extraction.

FeatureExtractor

dcase_util.features.FeatureExtractor

FeatureExtractor([fs, win_length_samples, ...])

Feature extractor base class

SpectralFeatureExtractor

dcase_util.features.SpectralFeatureExtractor

SpectralFeatureExtractor([spectrogram_type, ...])	Spectral feature extractor base class
SpectralFeatureExtractor.extract(y)	Extract features for the audio signal.
SpectralFeatureExtractor.get_window_function(n)	Window function
SpectralFeatureExtractor.get_spectrogram(y)	Spectrogram

MelExtractor

dcase_util.features.MelExtractor

MelExtractor([fs, win_length_samples, ...])	Feature extractor class to extract mel band energy features
MelExtractor.extract(y)	Extract features for the audio signal.

MfccStaticExtractor

dcase_util.features.MfccStaticExtractor

MfccStaticExtractor([fs, ...])	Feature extractor class to extract static MFCC features
MfccStaticExtractor.extract(y)	Extract features for the audio signal.

MfccDeltaExtractor

dcase_util.features.MfccDeltaExtractor

MfccDeltaExtractor([fs, win_length_samples, ...])	Feature extractor class to extract MFCC delta features
MfccDeltaExtractor.extract(y)	Extract features for the audio signal.

MfccAccelerationExtractor

dcase_util.features.MfccAccelerationExtractor

MfccAccelerationExtractor([fs, ...])	Feature extractor class to extract MFCC acceleration features
MfccAccelerationExtractor.extract(y)	Extract features for the audio signal.

ZeroCrossingRateExtractor

dcase_util.features.ZeroCrossingRateExtractor

ZeroCrossingRateExtractor([fs, ...])	Feature extractor class to extract zero crossing rate features
ZeroCrossingRateExtractor.extract(y)	Extract features for the audio signal.

RMSEnergyExtractor

dcase_util.features.RMSEnergyExtractor

RMSEnergyExtractor([fs, win_length_samples, ...])	Feature extractor class to extract Root-mean-square energy features
RMSEnergyExtractor.extract(y)	Extract features for the audio signal.

SpectralCentroidExtractor

dcase_util.features.SpectralCentroidExtractor

SpectralCentroidExtractor([fs, ...])	Feature extractor class to extract Centroid features
SpectralCentroidExtractor.extract(y)	Extract features for the audio signal.

EmbeddingExtractor

dcase_util.features.EmbeddingExtractor

EmbeddingExtractor(**kwargs)

Embedding extractor base class

OpenL3Extractor

dcase_util.features.OpenL3Extractor

OpenL3Extractor([fs, hop_length_samples, ...])	OpenL3 Embedding extractor class
OpenL3Extractor.extract(y)	Extract features for the audio signal.

TorchOpenL3Extractor

dcase_util.features.TorchOpenL3Extractor

TorchOpenL3Extractor([fs, ...])	TorchOpenL3 Embedding extractor class
TorchOpenL3Extractor.extract(y)	Extract features for the audio signal.

EdgeL3Extractor

dcase_util.features.EdgeL3Extractor

EdgeL3Extractor([fs, hop_length_samples, ...])	EdgeL3 Embedding extractor class
EdgeL3Extractor.extract(y)	Extract features for the audio signal.