Audio Features Base Ontology
type: Ontology
version info: Version 0.1
description: This is a base ontology for the Audio Features engineering process collected from literature

computational complexity
term status: testing
type: ObjectProperty
range: ComputationalComplexity

application domain
comment: application domain property
term status: testing
type: ObjectProperty
range: ApplicationDomain

semantic interpretation
term status: testing

psychoacoustic model
term status: testing
type: ObjectProperty
range: Boolean

4HzModulationEnergy
type: Class
subclass of: ModulationfrequencyFeature
dimensions: 1
label: 4 Hz Modulation Energy
comment: 4 Hz Modulation Energy feature
label: 4HzModulationEnergy
term status: testing
psychoacoustic model: true
application domain: AudioSegmentation
computation: BandpassFilterBank
computation: DiscreteFourierTransform
computation: EnergySpectralDensity
temporal scale: InterFrame
computational complexity: MediumComplexity
computation: Normalization
semantic interpretation: PhysicalFeature
computation: Regression
computation: RootMeanSquare
computation: Windowing

4HzModulationHarmonicCoefficients
type: Class
subclass of: ModulationfrequencyFeature
dimensions: 1
label: 4 Hz Modulation Harmonic Coefficients
comment: 4 Hz Modulation Harmonic Coefficients feature
label: 4HzModulationHarmonicCoefficients
psychoacoustic model: false
term status: testing
application domain: AudioSegmentation
computation: Autocorrelation
computation: BandpassFilterBank
computation: DiscreteCosineTransform
temporal scale: InterFrame
computational complexity: MediumComplexity
semantic interpretation: PhysicalFeature
computation: SumWeightedSum
computation: Windowing

AdaptiveTimeFrequencyTransform
type: Class
subclass of: FrequencyDomainPhysicalFeature
subclass of: Transformation
dimensions: 42
label: Adaptive Time Frequency Transform
label: Adaptive Time-Frequency Transform
comment: Adaptive Time-Frequency Transform feature
label: AdaptiveTimeFrequencyTransform
psychoacoustic model: false
term status: testing
temporal scale: Global
computational complexity: MediumComplexity
application domain: MusicInformationRetrieval
semantic interpretation: PhysicalFeature
computation: Spectralbinning

AmplitudeDescriptor
type: Class
subclass of: TemporalFeature
dimensions: 9
label: Amplitude Descriptor
comment: Amplitude Descriptor feature
label: AmplitudeDescriptor
psychoacoustic model: false
term status: testing
application domain: EnvironmentalSoundRecognition
temporal scale: IntraFrame
computational complexity: LowComplexity
computation: Mean
computation: Median
semantic interpretation: PhysicalFeature
computation: Spectralbinning
computation: Windowing

AuditoryFilterBankTemporalEnvelopes
type: Class
subclass of: ModulationfrequencyFeature
dimensions: 62
label: Auditory Filter Bank Temporal Envelopes
comment: Auditory Filter Bank Temporal Envelopes feature
label: AuditoryFilterBankTemporalEnvelopes
term status: testing
psychoacoustic model: true
computation: BandpassFilterBank
computation: EnergySpectralDensity
temporal scale: IntraFrame
computational complexity: MediumComplexity
application domain: MusicInformationRetrieval
semantic interpretation: PhysicalFeature
computation: RootMeanSquare
computation: Windowing

Autocorrelation
type: Class
subclass of: Transformation
label: Autocorrelation

AutocorrelationMFCCs
type: Class
subclass of: CepstralFeature
label: Autocorrelation MFCCs
comment: Autocorrelation MFCCs feature
label: AutocorrelationMFCCs
term status: testing
psychoacoustic model: true
computation: Autocorrelation
computation: DiscreteCosineTransform
computation: DiscreteFourierTransform
computational complexity: HighComplexity
temporal scale: IntraFrame
computation: Logarithm
computation: LowpassFilter
dimensions: ParametrizedDimensions
semantic interpretation: PhysicalFeature
computation: Regression
application domain: SpeechRecognition
computation: Windowing

AutoregressionLinearPredictionAnalysis
type: Class
subclass of: Filter
label: Autoregression (Linear Prediction Analysis)

BandPeriodicity
type: Class
subclass of: ModulationfrequencyFeature
dimensions: 4
label: Band Periodicity
comment: Band Periodicity feature
label: BandPeriodicity
psychoacoustic model: false
term status: testing
application domain: AudioSegmentation
computation: Autocorrelation
computation: BandpassFilterBank
temporal scale: InterFrame
computational complexity: MediumComplexity
semantic interpretation: PerceptualFeature
computation: RootMeanSquare
computation: SumWeightedSum
computation: Windowing

BandpassFilterBank
type: Class
subclass of: Filter
subclass of: Transformation
label: Band-pass Filter (Bank)
label: Band-pass Filter Bank

Bandwidth
type: Class
subclass of: FrequencyDomainPerceptualFeature
dimensions: 1
label: Bandwidth
comment: Bandwidth feature
psychoacoustic model: false
term status: testing
computation: DiscreteFourierTransform
temporal scale: IntraFrame
computation: Logarithm
computational complexity: LowComplexity
computation: Median
semantic interpretation: PerceptualFeature
computation: Regression
application domain: Several
computation: Windowing

BarkscaleFrequencyCepstralCoefficients
type: Class
subclass of: CepstralFeature
label: Bark-scale Frequency Cepstral Coefficients
comment: Bark-scale Frequency Cepstral Coefficients feature
label: BarkscaleFrequencyCepstralCoefficients
term status: testing
psychoacoustic model: true
computation: DiscreteCosineTransform
computation: DiscreteFourierTransform
computational complexity: HighComplexity
temporal scale: IntraFrame
computation: Logarithm
dimensions: ParametrizedDimensions
semantic interpretation: PhysicalFeature
computation: Regression
application domain: Several
computation: Windowing

BeatHistogram
type: Class
subclass of: ModulationfrequencyFeature
dimensions: 6
label: Beat Histogram
comment: Beat Histogram feature
label: BeatHistogram
psychoacoustic model: false
term status: testing
computation: Autocorrelation
computation: DiscreteWaveletTransform
temporal scale: InterFrame
computation: LowpassFilter
computational complexity: MediumComplexity
application domain: MusicInformationRetrieval
semantic interpretation: PerceptualFeature
computation: RootMeanSquare
computation: Spectralbinning
computation: Windowing

BeatSpectrum
type: Class
subclass of: ModulationfrequencyFeature
label: Beat Spectrum
comment: Beat Spectrum feature
label: BeatSpectrum
psychoacoustic model: false
term status: testing
computation: Autocorrelation
computation: CrossCorrelation
computation: DiscreteFourierTransform
computational complexity: HighComplexity
temporal scale: InterFrame
computation: Logarithm
computation: LowpassFilter
application domain: MusicInformationRetrieval
dimensions: ParametrizedDimensions
semantic interpretation: PerceptualFeature
computation: Windowing

BeatTracker
type: Class
subclass of: ModulationfrequencyFeature
dimensions: 1
label: Beat Tracker
comment: Beat Tracker feature
label: BeatTracker
psychoacoustic model: false
term status: testing
computation: BandpassFilterBank
computation: CombFilterBank
computation: DerivationDifference
computational complexity: HighComplexity
temporal scale: InterFrame
computation: LowpassFilter
application domain: MusicInformationRetrieval
semantic interpretation: PerceptualFeature
computation: RootMeanSquare
computation: Windowing

CepstralRecursionFormula
type: Class
subclass of: Filter
label: Cepstral Recursion Formula

ChromaCENSFeatures
type: Class
subclass of: FrequencyDomainPerceptualFeature
dimensions: 12
label: Chroma CENS Features
comment: Chroma CENS Features feature
label: ChromaCENSFeatures
psychoacoustic model: false
term status: testing
computation: BandpassFilterBank
temporal scale: IntraFrame
computation: LowpassFilter
computational complexity: MediumComplexity
application domain: MusicInformationRetrieval
computation: Normalization
semantic interpretation: PerceptualFeature
computation: RootMeanSquare
computation: Windowing

Chromagram
type: Class
subclass of: FrequencyDomainPerceptualFeature
dimensions: 12
label: Chromagram
comment: Chromagram feature
psychoacoustic model: false
term status: testing
computation: DiscreteFourierTransform
temporal scale: IntraFrame
computation: Logarithm
computational complexity: MediumComplexity
application domain: MusicInformationRetrieval
semantic interpretation: PerceptualFeature
computation: RootMeanSquare
computation: Windowing

CombFilterBank
type: Class
subclass of: Filter
label: Comb Filter (Bank)

ConstantQTransform
type: Class
subclass of: Transformation
label: Constant Q Transform

CrossCorrelation
type: Class
subclass of: Transformation
label: Cross-Correlation

CyclicBeatSpectrum
type: Class
subclass of: ModulationfrequencyFeature
label: Cyclic Beat Spectrum
comment: Cyclic Beat Spectrum feature
label: CyclicBeatSpectrum
psychoacoustic model: false
term status: testing
computation: CombFilterBank
computation: DerivationDifference
computation: DiscreteFourierTransform
computational complexity: HighComplexity
temporal scale: InterFrame
computation: LowpassFilter
application domain: MusicInformationRetrieval
dimensions: ParametrizedDimensions
semantic interpretation: PerceptualFeature
computation: RootMeanSquare
computation: Windowing

DWPTbasedRhythmFeature
type: Class
subclass of: ModulationfrequencyFeature
label: DWPT-based Rhythm Feature
comment: DWPT-based Rhythm Feature feature
label: DWPTbasedRhythmFeature
psychoacoustic model: false
term status: testing
computation: Autocorrelation
computation: DiscreteWaveletTransform
temporal scale: InterFrame
computational complexity: MediumComplexity
application domain: MusicInformationRetrieval
dimensions: ParametrizedDimensions
semantic interpretation: PerceptualFeature
computation: RootMeanSquare
computation: Spectralbinning
computation: Windowing

DaubechiesWaveletCoefficientHistogram
type: Class
subclass of: FrequencyDomainPhysicalFeature
dimensions: 28
label: Daubechies Wavelet Coefficient Histogram
comment: Daubechies Wavelet Coefficient Histogram feature
label: DaubechiesWaveletCoefficientHistogram
psychoacoustic model: false
term status: testing
computation: DiscreteWaveletTransform
temporal scale: IntraFrame
computational complexity: MediumComplexity
application domain: MusicInformationRetrieval
semantic interpretation: PhysicalFeature
computation: Spectralbinning
computation: Windowing

DerivationDifference
type: Class
subclass of: Filter
label: Derivation, Difference

DeviationSumofDifferences
type: Class
subclass of: Aggregation
label: Deviation, Sum of Differences

DiscreteCosineTransform
type: Class
subclass of: Transformation
label: Discrete Cosine Transform

DiscreteFourierTransform
type: Class
subclass of: Transformation
label: Discrete Fourier Transform

DiscreteWaveletTransform
type: Class
subclass of: Transformation
label: Discrete Wavelet Transform

DistortionDiscriminantAnalysis
type: Class
subclass of: EigendomainFeature
dimensions: 64
label: Distortion Discriminant Analysis
comment: Distortion Discriminant Analysis feature
label: DistortionDiscriminantAnalysis
psychoacoustic model: false
term status: testing
application domain: Fingerprinting
computational complexity: HighComplexity
temporal scale: InterFrame
computation: Logarithm
computation: ModulatedComplexLappedTransform
semantic interpretation: PhysicalFeature
computation: PrincipalComponentAnalysis
computation: Windowing

EnergySpectralDensity
type: Class
subclass of: Filter
label: Energy Spectral Density

Entropy
type: Class
subclass of: Aggregation
label: Entropy

ExponentialFunction
type: Class
subclass of: Filter
label: Exponential Function

GroupDelayFunction
type: Class
subclass of: Filter
label: Group Delay Function

HarmonicCoefficient
type: Class
subclass of: FrequencyDomainPerceptualFeature
dimensions: 1
label: Harmonic Coefficient
comment: Harmonic Coefficient feature
label: HarmonicCoefficient
psychoacoustic model: false
term status: testing
application domain: AudioSegmentation
computation: Autocorrelation
temporal scale: IntraFrame
computational complexity: LowComplexity
semantic interpretation: PerceptualFeature
computation: SumWeightedSum
computation: Windowing

HarmonicConcentration
type: Class
subclass of: FrequencyDomainPerceptualFeature
dimensions: 1
label: Harmonic Concentration
comment: Harmonic Concentration feature
label: HarmonicConcentration
psychoacoustic model: false
term status: testing
computation: DiscreteFourierTransform
computation: EnergySpectralDensity
temporal scale: IntraFrame
computation: LevelCrossingDetector
computational complexity: MediumComplexity
application domain: MusicInformationRetrieval
semantic interpretation: PerceptualFeature
computation: RootMeanSquare
computation: Windowing

HarmonicDerivate
type: Class
subclass of: FrequencyDomainPerceptualFeature
label: Harmonic Derivate
comment: Harmonic Derivate feature
label: HarmonicDerivate
psychoacoustic model: false
term status: testing
computation: DerivationDifference
computation: DiscreteFourierTransform
temporal scale: IntraFrame
computation: Logarithm
computational complexity: MediumComplexity
application domain: MusicInformationRetrieval
dimensions: ParametrizedDimensions
semantic interpretation: PerceptualFeature
computation: Windowing

HarmonicEnergyEntropy
type: Class
subclass of: FrequencyDomainPerceptualFeature
dimensions: 1
label: Harmonic Energy Entropy
comment: Harmonic Energy Entropy feature
label: HarmonicEnergyEntropy
psychoacoustic model: false
term status: testing
computation: DiscreteFourierTransform
computation: Entropy
temporal scale: IntraFrame
computation: LevelCrossingDetector
computational complexity: MediumComplexity
application domain: MusicInformationRetrieval
semantic interpretation: PerceptualFeature
computation: Windowing

HarmonicPeakDetection
type: Class
subclass of: Aggregation
label: Harmonic Peak Detection

HarmonicProminence
type: Class
subclass of: FrequencyDomainPerceptualFeature
dimensions: 1
label: Harmonic Prominence
comment: Harmonic Prominence feature
label: HarmonicProminence
psychoacoustic model: false
term status: testing
computation: Autocorrelation
application domain: EnvironmentalSoundRecognition
temporal scale: IntraFrame
computation: LevelCrossingDetector
computational complexity: MediumComplexity
semantic interpretation: PerceptualFeature
computation: Windowing

Histogram
type: Class
subclass of: Aggregation
label: Histogram

IndependentComponentAnalysis
type: Class
subclass of: Transformation
label: Independent Component Analysis

Inharmonicity
type: Class
subclass of: FrequencyDomainPerceptualFeature
dimensions: 1
label: Inharmonicity
comment: Inharmonicity feature
psychoacoustic model: false
term status: testing
computation: Autocorrelation
temporal scale: IntraFrame
computation: LevelCrossingDetector
computation: Median
computational complexity: MediumComplexity
application domain: MusicInformationRetrieval
semantic interpretation: PerceptualFeature
computation: Windowing

IntegralLoudness
type: Class
subclass of: FrequencyDomainPerceptualFeature
dimensions: 1
label: Integral Loudness
comment: Integral Loudness feature
label: IntegralLoudness
term status: testing
psychoacoustic model: true
computation: DiscreteFourierTransform
computation: ExponentialFunction
computational complexity: HighComplexity
temporal scale: IntraFrame
computation: Logarithm
application domain: MusicInformationRetrieval
computation: NonLinearWeightingFunction
semantic interpretation: PerceptualFeature
computation: RootMeanSquare
computation: Windowing

JointAcousticandModuluationFrequency
type: Class
subclass of: ModulationfrequencyFeature
label: Joint Acoustic and Moduluation Frequency
comment: Joint Acoustic and Moduluation Frequency feature
label: JointAcousticandModuluationFrequency
term status: testing
psychoacoustic model: true
computation: DiscreteFourierTransform
computation: DiscreteWaveletTransform
computational complexity: HighComplexity
temporal scale: InterFrame
computation: LowpassFilter
dimensions: ParametrizedDimensions
semantic interpretation: PhysicalFeature
computation: Regression
computation: RootMeanSquare
application domain: Several
computation: Windowing

LevelCrossingDetector
type: Class
subclass of: Aggregation
label: Level Crossing Detector

LineSpectralFrequencies
type: Class
subclass of: FrequencyDomainPhysicalFeature
label: Line Spectral Frequencies
comment: Line Spectral Frequencies feature
label: LineSpectralFrequencies
psychoacoustic model: false
term status: testing
computation: AutoregressionLinearPredictionAnalysis
temporal scale: IntraFrame
computational complexity: MediumComplexity
dimensions: ParametrizedDimensions
computation: Percentile
semantic interpretation: PhysicalFeature
application domain: Several
computation: Windowing

LinearPredictionCepstralCoefficients
type: Class
subclass of: CepstralFeature
abbreviation: LPCC
label: Linear Prediction Cepstral Coefficients
comment: Linear Prediction Cepstral Coefficients feature
label: LinearPredictionCepstralCoefficients
psychoacoustic model: false
term status: testing
computation: AutoregressionLinearPredictionAnalysis
computation: BandpassFilterBank
computation: CepstralRecursionFormula
temporal scale: IntraFrame
computational complexity: MediumComplexity
dimensions: ParametrizedDimensions
semantic interpretation: PhysicalFeature
application domain: SpeechRecognition
computation: Windowing

LinearPredictionZCR
type: Class
subclass of: TemporalFeature
dimensions: 1
label: Linear Prediction ZCR
comment: Linear Prediction ZCR feature
label: LinearPredictionZCR
psychoacoustic model: false
term status: testing
computation: AutoregressionLinearPredictionAnalysis
temporal scale: IntraFrame
computational complexity: LowComplexity
semantic interpretation: PhysicalFeature
computation: Spectralbinning
application domain: SpeechRecognition
computation: Windowing

LinearPredictiveCoding
type: Class
subclass of: FrequencyDomainPhysicalFeature
abbreviation: LPC
label: Linear Predictive Coding
comment: Linear Predictive Coding feature
label: LinearPredictiveCoding
psychoacoustic model: false
term status: testing
computation: AutoregressionLinearPredictionAnalysis
computation: BandpassFilterBank
computation: DiscreteFourierTransform
temporal scale: IntraFrame
computational complexity: LowComplexity
dimensions: ParametrizedDimensions
semantic interpretation: PhysicalFeature
application domain: SpeechRecognition
computation: Windowing

Logarithm
type: Class
subclass of: Filter
label: Logarithm

LowpassFilter
type: Class
subclass of: Filter
label: Low-pass Filter

MPEG7AudioFundamentalFrequency
type: Class
subclass of: FrequencyDomainPerceptualFeature
dimensions: 2
computed in: MPEG-7
label: MPEG-7 Audio Fundamental Frequency
comment: MPEG-7 Audio Fundamental Frequency feature
label: MPEG7AudioFundamentalFrequency
psychoacoustic model: false
term status: testing
computation: Autocorrelation
temporal scale: IntraFrame
computational complexity: LowComplexity
semantic interpretation: PerceptualFeature
application domain: Several
computation: SumWeightedSum
computation: Windowing

MPEG7AudioHarmonicity
type: Class
subclass of: FrequencyDomainPerceptualFeature
dimensions: 2
computed in: MPEG-7
label: MPEG-7 Audio Harmonicity
comment: MPEG-7 Audio Harmonicity feature
label: MPEG7AudioHarmonicity
psychoacoustic model: false
term status: testing
computation: Autocorrelation
temporal scale: IntraFrame
computational complexity: MediumComplexity
semantic interpretation: PerceptualFeature
application domain: Several
computation: SumWeightedSum
computation: Windowing

MPEG7AudioSpectrumBasis
type: Class
subclass of: EigendomainFeature
computed in: MPEG-7
label: MPEG-7 Audio Spectrum Basis
comment: MPEG-7 Audio Spectrum Basis feature
label: MPEG7AudioSpectrumBasis
psychoacoustic model: false
term status: testing
computation: DiscreteFourierTransform
application domain: EnvironmentalSoundRecognition
computational complexity: HighComplexity
computation: IndependentComponentAnalysis
temporal scale: InterFrame
computation: Logarithm
computation: Normalization
dimensions: ParametrizedDimensions
semantic interpretation: PhysicalFeature
computation: Regression
computation: SingularValueDecomposition
computation: Windowing

MPEG7AudioSpectrumCentroid
type: Class
subclass of: FrequencyDomainPerceptualFeature
dimensions: 1
computed in: MPEG-7
label: MPEG-7 Audio Spectrum Centroid
comment: MPEG-7 Audio Spectrum Centroid feature
label: MPEG7AudioSpectrumCentroid
term status: testing
psychoacoustic model: true
computation: DiscreteFourierTransform
temporal scale: IntraFrame
computation: Logarithm
computation: Mean
computational complexity: MediumComplexity
semantic interpretation: PerceptualFeature
computation: Regression
application domain: Several
computation: Windowing

MPEG7AudioSpectrumSpread
type: Class
subclass of: FrequencyDomainPerceptualFeature
dimensions: 1
computed in: MPEG-7
label: MPEG-7 Audio Spectrum Spread
comment: MPEG-7 Audio Spectrum Spread feature
label: MPEG7AudioSpectrumSpread
term status: testing
psychoacoustic model: true
computation: DiscreteFourierTransform
temporal scale: IntraFrame
computation: Logarithm
computation: Median
computational complexity: MediumComplexity
semantic interpretation: PerceptualFeature
computation: Regression
application domain: Several
computation: Windowing

MPEG7AudioWaveform
type: Class
subclass of: TemporalFeature
dimensions: 2
computed in: MPEG-7
label: MPEG-7 Audio Waveform
comment: MPEG-7 Audio Waveform feature
label: MPEG7AudioWaveform
psychoacoustic model: false
term status: testing
computation: Histogram
temporal scale: IntraFrame
computational complexity: LowComplexity
semantic interpretation: PhysicalFeature
computation: SumWeightedSum
computation: Windowing

MPEG7HarmonicSpectralCentroid
type: Class
subclass of: FrequencyDomainPerceptualFeature
dimensions: 1
computed in: MPEG-7
label: MPEG-7 Harmonic Spectral Centroid
comment: MPEG-7 Harmonic Spectral Centroid feature
label: MPEG7HarmonicSpectralCentroid
psychoacoustic model: false
term status: testing
computation: DiscreteFourierTransform
temporal scale: IntraFrame
computation: LevelCrossingDetector
computation: Mean
computational complexity: MediumComplexity
application domain: MusicInformationRetrieval
semantic interpretation: PerceptualFeature
computation: Windowing

MPEG7HarmonicSpectralDeviation
type: Class
subclass of: FrequencyDomainPerceptualFeature
dimensions: 1
computed in: MPEG-7
label: MPEG-7 Harmonic Spectral Deviation
comment: MPEG-7 Harmonic Spectral Deviation feature
label: MPEG7HarmonicSpectralDeviation
psychoacoustic model: false
term status: testing
computation: DiscreteFourierTransform
temporal scale: IntraFrame
computation: LevelCrossingDetector
computation: Logarithm
computation: Mean
computation: Median
computational complexity: MediumComplexity
application domain: MusicInformationRetrieval
semantic interpretation: PerceptualFeature
computation: Windowing

MPEG7HarmonicSpectralSpread
type: Class
subclass of: FrequencyDomainPerceptualFeature
dimensions: 1
computed in: MPEG-7
label: MPEG-7 Harmonic Spectral Spread
comment: MPEG-7 Harmonic Spectral Spread feature
label: MPEG7HarmonicSpectralSpread
psychoacoustic model: false
term status: testing
computation: DiscreteFourierTransform
temporal scale: IntraFrame
computation: LevelCrossingDetector
computation: Median
computational complexity: MediumComplexity
application domain: MusicInformationRetrieval
semantic interpretation: PerceptualFeature
computation: Windowing

MPEG7HarmonicSpectralVariation
type: Class
subclass of: FrequencyDomainPerceptualFeature
dimensions: 1
computed in: MPEG-7
label: MPEG-7 Harmonic Spectral Variation
comment: MPEG-7 Harmonic Spectral Variation feature
label: MPEG7HarmonicSpectralVariation
psychoacoustic model: false
term status: testing
computation: CrossCorrelation
computation: DiscreteFourierTransform
temporal scale: IntraFrame
computation: LevelCrossingDetector
computational complexity: MediumComplexity
application domain: MusicInformationRetrieval
semantic interpretation: PerceptualFeature
computation: Windowing

MPEG7LogAttackTime
type: Class
subclass of: TemporalFeature
dimensions: 1
computed in: MPEG-7
label: MPEG-7 Log Attack Time
comment: MPEG-7 Log Attack Time feature
label: MPEG7LogAttackTime
psychoacoustic model: false
term status: testing
temporal scale: Global
computation: Logarithm
computational complexity: LowComplexity
application domain: MusicInformationRetrieval
semantic interpretation: PhysicalFeature
computation: Power
computation: RootMeanSquare
computation: Windowing

MPEG7SpectralCentroid
type: Class
subclass of: FrequencyDomainPhysicalFeature
dimensions: 1
computed in: MPEG-7
label: MPEG-7 Spectral Centroid
comment: MPEG-7 Spectral Centroid feature
label: MPEG7SpectralCentroid
psychoacoustic model: false
term status: testing
computation: DiscreteFourierTransform
temporal scale: Global
computational complexity: LowComplexity
computation: Mean
application domain: MusicInformationRetrieval
semantic interpretation: PerceptualFeature

MPEG7TemporalCentroid
type: Class
subclass of: TemporalFeature
dimensions: 1
computed in: MPEG-7
label: MPEG-7 Temporal Centroid
comment: MPEG-7 Temporal Centroid feature
label: MPEG7TemporalCentroid
psychoacoustic model: false
term status: testing
temporal scale: InterFrame
computational complexity: LowComplexity
computation: Mean
application domain: MusicInformationRetrieval
semantic interpretation: PhysicalFeature
computation: Power
computation: Windowing

Maximum
type: Class
subclass of: Aggregation
label: Maximum

Mean
type: Class
subclass of: Aggregation
label: Mean

Median
type: Class
subclass of: Aggregation
label: Median

MelscaleFrequencyCepstralCoefficients
type: Class
subclass of: CepstralFeature
abbreviation: MFCC
label: Mel-scale Frequency Cepstral Coefficients
comment: Mel-scale Frequency Cepstral Coefficients feature
label: MelscaleFrequencyCepstralCoefficients
term status: testing
psychoacoustic model: true
computation: DiscreteCosineTransform
computation: DiscreteFourierTransform
computational complexity: HighComplexity
temporal scale: IntraFrame
computation: Logarithm
dimensions: ParametrizedDimensions
semantic interpretation: PhysicalFeature
computation: Regression
application domain: Several
computation: Windowing

Minimum
type: Class
subclass of: Aggregation
label: Minimum

ModifiedGroupDelay
type: Class
subclass of: FrequencyDomainPhysicalFeature
label: Modified Group Delay
comment: Modified Group Delay feature
label: ModifiedGroupDelay
psychoacoustic model: false
term status: testing
computation: DiscreteCosineTransform
computation: DiscreteFourierTransform
computation: GroupDelayFunction
temporal scale: IntraFrame
computation: LowpassFilter
computational complexity: MediumComplexity
dimensions: ParametrizedDimensions
semantic interpretation: PhysicalFeature
application domain: SpeechRecognition
computation: Windowing

ModulatedComplexLappedTransform
type: Class
subclass of: Transformation
label: Modulated Complex Lapped Transform

MultiresolutionEntropy
type: Class
subclass of: FrequencyDomainPerceptualFeature
label: Multi-resolution Entropy
comment: Multi-resolution Entropy feature
label: MultiresolutionEntropy
psychoacoustic model: false
term status: testing
computation: DiscreteFourierTransform
computation: Entropy
temporal scale: IntraFrame
computational complexity: MediumComplexity
computation: Normalization
dimensions: ParametrizedDimensions
semantic interpretation: PerceptualFeature
computation: Regression
application domain: SpeechRecognition
computation: Windowing

NoiseRobustAuditoryFeature
type: Class
subclass of: CepstralFeature
dimensions: 256
label: Noise-Robust Auditory Feature
comment: Noise-Robust Auditory Feature feature
label: NoiseRobustAuditoryFeature
term status: testing
psychoacoustic model: true
computation: BandpassFilterBank
computation: DerivationDifference
computation: DiscreteCosineTransform
application domain: EnvironmentalSoundRecognition
computational complexity: HighComplexity
temporal scale: IntraFrame
computation: Logarithm
computation: LowpassFilter
computation: NonLinearWeightingFunction
semantic interpretation: PhysicalFeature
computation: Windowing

NonLinearWeightingFunction
type: Class
subclass of: Filter
label: (Non-) Linear Weighting Function

Normalization
type: Class
subclass of: Filter
label: Normalization

PeakDetection
type: Class
subclass of: Aggregation
label: Peak Detection

Percentile
type: Class
subclass of: Aggregation
label: Percentile

PerceptualLinearPrediction
type: Class
subclass of: CepstralFeature
label: Perceptual Linear Prediction
comment: Perceptual Linear Prediction feature
label: PerceptualLinearPrediction
term status: testing
psychoacoustic model: true
computation: AutoregressionLinearPredictionAnalysis
computation: CepstralRecursionFormula
computation: DiscreteCosineTransform
computation: DiscreteFourierTransform
computational complexity: HighComplexity
temporal scale: IntraFrame
computation: NonLinearWeightingFunction
dimensions: ParametrizedDimensions
semantic interpretation: PhysicalFeature
computation: Regression
application domain: SpeechRecognition
computation: Windowing

PhaseSpaceEmbedding
type: Class
subclass of: Transformation
label: Phase Space Embedding

PhaseSpaceFeatures
type: Class
subclass of: PhasespaceFeature
label: Phase Space Features
comment: Phase Space Features feature
label: PhaseSpaceFeatures
psychoacoustic model: false
term status: testing
computational complexity: HighComplexity
temporal scale: IntraFrame
dimensions: ParametrizedDimensions
computation: PhaseSpaceEmbedding
semantic interpretation: PhysicalFeature
application domain: SpeechRecognition
computation: Windowing

Pitch
type: Class
subclass of: FrequencyDomainPerceptualFeature
dimensions: 1
label: Pitch
comment: Pitch feature
psychoacoustic model: false
term status: testing
computation: Autocorrelation
temporal scale: IntraFrame
computational complexity: LowComplexity
semantic interpretation: PerceptualFeature
application domain: Several
computation: SumWeightedSum
computation: Windowing

PitchHistogram
type: Class
subclass of: FrequencyDomainPerceptualFeature
label: Pitch Histogram
comment: Pitch Histogram feature
label: PitchHistogram
psychoacoustic model: false
term status: testing
computation: Autocorrelation
temporal scale: InterFrame
computational complexity: MediumComplexity
application domain: MusicInformationRetrieval
dimensions: ParametrizedDimensions
semantic interpretation: PerceptualFeature
computation: RootMeanSquare
computation: Spectralbinning
computation: Windowing

PitchProfile
type: Class
subclass of: FrequencyDomainPerceptualFeature
dimensions: 12
label: Pitch Profile
comment: Pitch Profile feature
label: PitchProfile
psychoacoustic model: false
term status: testing
computation: ConstantQTransform
computational complexity: HighComplexity
temporal scale: IntraFrame
application domain: MusicInformationRetrieval
semantic interpretation: PerceptualFeature
computation: RootMeanSquare
computation: Spectralbinning
computation: SumWeightedSum
computation: Windowing

PitchSynchronousZCPA
type: Class
subclass of: TemporalFeature
label: Pitch Synchronous ZCPA
comment: Pitch Synchronous ZCPA feature
label: PitchSynchronousZCPA
term status: testing
psychoacoustic model: true
computation: Autocorrelation
computation: BandpassFilterBank
temporal scale: IntraFrame
computation: Logarithm
computational complexity: MediumComplexity
dimensions: ParametrizedDimensions
semantic interpretation: PhysicalFeature
computation: RootMeanSquare
computation: Spectralbinning
application domain: SpeechRecognition
computation: SumWeightedSum
computation: Windowing

PolynomialRootFinding
type: Class
subclass of: Aggregation
label: Polynomial Root Finding

Power
type: Class
subclass of: Aggregation
label: Power

PrincipalComponentAnalysis
type: Class
subclass of: Transformation
label: Principal Component Analysis

PsychoacousticalPitch
type: Class
subclass of: FrequencyDomainPerceptualFeature
label: Psychoacoustical Pitch
comment: Psychoacoustical Pitch feature
label: PsychoacousticalPitch
term status: testing
psychoacoustic model: true
computation: Autocorrelation
computation: BandpassFilterBank
computational complexity: HighComplexity
temporal scale: IntraFrame
computation: NonLinearWeightingFunction
dimensions: ParametrizedDimensions
semantic interpretation: PerceptualFeature
computation: RootMeanSquare
application domain: Several

PulseMetric
type: Class
subclass of: ModulationfrequencyFeature
dimensions: 1
label: Pulse Metric
comment: Pulse Metric feature
label: PulseMetric
psychoacoustic model: false
term status: testing
application domain: AudioSegmentation
computation: Autocorrelation
computation: BandpassFilterBank
temporal scale: IntraFrame
computational complexity: MediumComplexity
semantic interpretation: PerceptualFeature
computation: RootMeanSquare
computation: Windowing

RatescalefrequencyFeatures
type: Class
subclass of: EigendomainFeature
dimensions: 256
label: Rate-scale-frequency Features
comment: Rate-scale-frequency Features feature
label: RatescalefrequencyFeatures
term status: testing
psychoacoustic model: true
computation: BandpassFilterBank
computation: DerivationDifference
computation: DiscreteWaveletTransform
application domain: EnvironmentalSoundRecognition
computational complexity: HighComplexity
temporal scale: InterFrame
computation: LowpassFilter
computation: NonLinearWeightingFunction
semantic interpretation: PhysicalFeature
computation: PrincipalComponentAnalysis
computation: RootMeanSquare
computation: Windowing

Regression
type: Class
subclass of: Aggregation
label: Regression

RelativeSpectralPLP
type: Class
subclass of: CepstralFeature
label: Relative Spectral PLP
comment: Relative Spectral PLP feature
label: RelativeSpectralPLP
term status: testing
psychoacoustic model: true
computation: AutoregressionLinearPredictionAnalysis
computation: BandpassFilterBank
computation: CepstralRecursionFormula
computation: DiscreteCosineTransform
computation: DiscreteFourierTransform
computation: ExponentialFunction
computational complexity: HighComplexity
temporal scale: IntraFrame
computation: Logarithm
computation: NonLinearWeightingFunction
dimensions: ParametrizedDimensions
semantic interpretation: PhysicalFeature
computation: Regression
application domain: SpeechRecognition
computation: Windowing

RhythmPatterns
type: Class
subclass of: ModulationfrequencyFeature
dimensions: 80
label: Rhythm Patterns
comment: Rhythm Patterns feature
label: RhythmPatterns
term status: testing
psychoacoustic model: true
computation: DiscreteFourierTransform
computation: HarmonicPeakDetection
computational complexity: HighComplexity
temporal scale: InterFrame
computation: Logarithm
computation: LowpassFilter
application domain: MusicInformationRetrieval
computation: NonLinearWeightingFunction
semantic interpretation: PhysicalFeature
computation: Regression
computation: Windowing

RootMeanSquare
type: Class
subclass of: Aggregation
label: Root Mean Square

Sharpness
type: Class
subclass of: FrequencyDomainPerceptualFeature
dimensions: 1
label: Sharpness
comment: Sharpness feature
term status: testing
psychoacoustic model: true
computation: DiscreteFourierTransform
temporal scale: IntraFrame
computation: Mean
computational complexity: MediumComplexity
computation: NonLinearWeightingFunction
semantic interpretation: PerceptualFeature
computation: Regression
application domain: Several
computation: Windowing

ShortTimeEnergy
type: Class
subclass of: TemporalFeature
dimensions: 1
label: Short-Time Energy
comment: Short-Time Energy feature
label: ShortTimeEnergy
psychoacoustic model: false
term status: testing
computation: DeviationSumofDifferences
temporal scale: IntraFrame
computational complexity: LowComplexity
semantic interpretation: PhysicalFeature
application domain: Several
computation: Windowing

SingularValueDecomposition
type: Class
subclass of: Transformation
label: Singular Value Decomposition

Sone
type: Class
subclass of: FrequencyDomainPerceptualFeature
label: Sone
comment: Sone feature
term status: testing
psychoacoustic model: true
computation: DiscreteFourierTransform
computational complexity: HighComplexity
temporal scale: IntraFrame
computation: Logarithm
computation: LowpassFilter
application domain: MusicInformationRetrieval
computation: NonLinearWeightingFunction
dimensions: ParametrizedDimensions
semantic interpretation: PerceptualFeature
computation: Regression
computation: Windowing

SpectralCenter
type: Class
subclass of: FrequencyDomainPerceptualFeature
dimensions: 1
label: Spectral Center
comment: Spectral Center feature
label: SpectralCenter
psychoacoustic model: false
term status: testing
computation: DiscreteFourierTransform
computation: EnergySpectralDensity
computation: HarmonicPeakDetection
temporal scale: IntraFrame
computational complexity: LowComplexity
application domain: MusicInformationRetrieval
semantic interpretation: PerceptualFeature
computation: Windowing

SpectralCentroid
type: Class
subclass of: FrequencyDomainPerceptualFeature
dimensions: 1
label: Spectral Centroid
comment: Spectral Centroid feature
label: SpectralCentroid
psychoacoustic model: false
term status: testing
computation: DiscreteFourierTransform
temporal scale: IntraFrame
computation: Logarithm
computational complexity: LowComplexity
computation: Mean
semantic interpretation: PerceptualFeature
computation: Regression
application domain: Several
computation: Windowing

SpectralCrest
type: Class
subclass of: FrequencyDomainPerceptualFeature
label: Spectral Crest
comment: Spectral Crest feature
label: SpectralCrest
psychoacoustic model: false
term status: testing
computation: DiscreteFourierTransform
application domain: Fingerprinting
temporal scale: IntraFrame
computation: Logarithm
computational complexity: LowComplexity
computation: Mean
dimensions: ParametrizedDimensions
semantic interpretation: PerceptualFeature
computation: Regression
computation: SumWeightedSum
computation: Windowing

SpectralDispersion
type: Class
subclass of: FrequencyDomainPerceptualFeature
dimensions: 1
label: Spectral Dispersion
comment: Spectral Dispersion feature
label: SpectralDispersion
psychoacoustic model: false
term status: testing
computation: DiscreteFourierTransform
computation: EnergySpectralDensity
computation: HarmonicPeakDetection
temporal scale: IntraFrame
computational complexity: LowComplexity
computation: Median
application domain: MusicInformationRetrieval
semantic interpretation: PerceptualFeature
computation: Windowing

SpectralFlatness
type: Class
subclass of: FrequencyDomainPerceptualFeature
label: Spectral Flatness
comment: Spectral Flatness feature
label: SpectralFlatness
psychoacoustic model: false
term status: testing
computation: DiscreteFourierTransform
application domain: Fingerprinting
temporal scale: IntraFrame
computation: Logarithm
computation: Mean
computational complexity: MediumComplexity
dimensions: ParametrizedDimensions
semantic interpretation: PerceptualFeature
computation: Regression
computation: Windowing

SpectralFlux
type: Class
subclass of: FrequencyDomainPhysicalFeature
dimensions: 1
abbreviation: SF
label: Spectral Flux
comment: Spectral Flux feature
label: SpectralFlux
psychoacoustic model: false
term status: testing
computation: DerivationDifference
computation: DiscreteFourierTransform
temporal scale: IntraFrame
computational complexity: LowComplexity
semantic interpretation: PhysicalFeature
computation: RootMeanSquare
application domain: Several
computation: Windowing

SpectralPeakStructure
type: Class
subclass of: FrequencyDomainPerceptualFeature
dimensions: 1
label: Spectral Peak Structure
comment: Spectral Peak Structure feature
label: SpectralPeakStructure
psychoacoustic model: false
term status: testing
computation: DerivationDifference
computation: DiscreteFourierTransform
computation: Entropy
temporal scale: IntraFrame
computation: LevelCrossingDetector
computational complexity: MediumComplexity
application domain: MusicInformationRetrieval
semantic interpretation: PerceptualFeature
computation: Spectralbinning
computation: Windowing

SpectralPeaks
type: Class
subclass of: FrequencyDomainPhysicalFeature
label: Spectral Peaks
comment: Spectral Peaks feature
label: SpectralPeaks
psychoacoustic model: false
term status: testing
computation: DerivationDifference
computation: DiscreteFourierTransform
temporal scale: InterFrame
computational complexity: LowComplexity
application domain: MusicInformationRetrieval
dimensions: ParametrizedDimensions
semantic interpretation: PhysicalFeature
computation: SumWeightedSum
computation: Windowing

SpectralRolloff
type: Class
subclass of: FrequencyDomainPerceptualFeature
dimensions: 1
label: Spectral Rolloff
comment: Spectral Rolloff feature
label: SpectralRolloff
psychoacoustic model: false
term status: testing
computation: DiscreteFourierTransform
temporal scale: IntraFrame
computational complexity: LowComplexity
semantic interpretation: PerceptualFeature
computation: PolynomialRootFinding
application domain: Several
computation: Windowing

SpectralSlope
type: Class
subclass of: FrequencyDomainPhysicalFeature
dimensions: 4
label: Spectral Slope
comment: Spectral Slope feature
label: SpectralSlope
psychoacoustic model: false
term status: testing
computation: DiscreteFourierTransform
temporal scale: IntraFrame
computational complexity: LowComplexity
computation: PeakDetection
semantic interpretation: PhysicalFeature
application domain: Several
computation: Windowing

Spectralbinning
type: Class
subclass of: Aggregation
label: Spectral binning

SubbandEnergyRatio
type: Class
subclass of: FrequencyDomainPhysicalFeature
label: Subband Energy Ratio
comment: Subband Energy Ratio feature
label: SubbandEnergyRatio
psychoacoustic model: false
term status: testing
computation: DiscreteFourierTransform
computation: EnergySpectralDensity
temporal scale: IntraFrame
computational complexity: LowComplexity
computation: Normalization
dimensions: ParametrizedDimensions
semantic interpretation: PhysicalFeature
computation: Regression
application domain: Several
computation: Windowing

SubbandSpectralFlux
type: Class
subclass of: FrequencyDomainPerceptualFeature
dimensions: 8
label: Subband Spectral Flux
comment: Subband Spectral Flux feature
label: SubbandSpectralFlux
psychoacoustic model: false
term status: testing
computation: DerivationDifference
computation: DiscreteFourierTransform
application domain: EnvironmentalSoundRecognition
temporal scale: IntraFrame
computation: Logarithm
computation: Mean
computational complexity: MediumComplexity
computation: Normalization
semantic interpretation: PerceptualFeature
computation: Regression
computation: Windowing

SumWeightedSum
type: Class
subclass of: Aggregation
label: Sum, Weighted Sum

Volume
type: Class
subclass of: TemporalFeature
dimensions: 1
label: Volume
comment: Volume feature
psychoacoustic model: false
term status: testing
temporal scale: IntraFrame
computational complexity: LowComplexity
semantic interpretation: PhysicalFeature
computation: Power
application domain: Several
computation: Windowing

Windowing
type: Class
subclass of: Filter
label: Windowing

ZeroCrossingPeakAmplitudes
type: Class
subclass of: TemporalFeature
label: Zero Crossing Peak Amplitudes
comment: Zero Crossing Peak Amplitudes feature
label: ZeroCrossingPeakAmplitudes
term status: testing
psychoacoustic model: true
computation: BandpassFilterBank
temporal scale: IntraFrame
computation: Logarithm
computational complexity: MediumComplexity
dimensions: ParametrizedDimensions
semantic interpretation: PhysicalFeature
computation: RootMeanSquare
computation: Spectralbinning
application domain: SpeechRecognition
computation: Windowing

ZeroCrossingRate
type: Class
subclass of: TemporalFeature
dimensions: 1
abbreviation: ZCR
label: Zero Crossing Rate
comment: Zero Crossing Rate feature
label: ZeroCrossingRate
psychoacoustic model: false
term status: testing
temporal scale: IntraFrame
computational complexity: LowComplexity
semantic interpretation: PhysicalFeature
application domain: Several
computation: Spectralbinning
computation: Windowing