view rdfonto/af-aubio.n3 @ 18:d5012016bf64 tip

added rdfpy and rdfonto directories

@prefix aubio: <file:///Users/alo/MusicOntology/features/rdf/> .
@prefix dc: <http://purl.org/dc/elements/1.1/> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .

aubio:AWeightingFilterCoefficients a rdfs:Resource ;
	aubio:type "DigitalFilter" ;
	dc:description "An A-weighting digital filter, which reduces low and high frequencies and enhance the middle ones to reflect the ability of the human hearing." .

aubio:BeatTracking a rdfs:Resource ;
	aubio:type "Tempo" ;
    dc:description "Beat tracking using a context dependant model." .

aubio:BiquadFilter a rdfs:Resource ;
	aubio:type "DigitalFilter" ;
	dc:description "Second order Infinite Impulse Response filter." .

aubio:ComplexDomainMethodOnsetDetectionFunction a rdfs:Resource ;
	aubio:type "OnsetDetection" ;
    dc:description "Complex Domain Method onset detection function." .

aubio:CWeightingFilterCoefficients a rdfs:Resource ;
	aubio:type "DigitalFilter" ;
	dc:description "A C-weighting digital filter, which reduces low and high frequencies and enhance the middle ones to reflect the ability of the human hearing." .

aubio:DigitalFilter a rdfs:Resource ;
	aubio:type "DigitalFilter" ;
	dc:description "This object stores a digital filter of order N." .

aubio:EnergyBasedOnsetDetectionFunction a rdfs:Resource ;
	aubio:type "OnsetDetection" ;
    dc:description "This function calculates the local energy of the input spectral frame." .

aubio:FilterbankMel a rdfs:Resource ;
	aubio:type "SpectralFeature" ;
	dc:description "Mel frequency filter bank coefficients. Set filter bank coefficients to Mel frequency bands" .

aubio:HighFrequencyContentOnsetDetectionFunction a rdfs:Resource ;
	aubio:type "OnsetDetection" ;
    dc:description "This method computes the High Frequency Content (HFC) of the input spectral frame. The resulting function is efficient at detecting percussive onsets" .

aubio:KullbackLieblerOnsetDetectionFunction a rdfs:Resource ;
	aubio:type "OnsetDetection" ;
    dc:description "Kullback-Liebler onset detection function." .

aubio:MFCC a rdfs:Resource ;
	aubio:type "SpectralFeature" ;
    dc:description "Mel-frequency cepstrum coefficients object" .

aubio:ModifiedKullbackLieblerOnsetDetectionFunction a rdfs:Resource ;
	aubio:type "OnsetDetection" ;
    dc:description "Modified Kullback-Liebler onset detection function." .

aubio:Onset a rdfs:Resource ;
	aubio:type "OnsetDetection" ;
    dc:description "Computes the onset detection function and detect peaks in these functions. When onsets are found above a given silence threshold, and after a minimum inter-onset interval, the output vector returned by aubio_onset_do is filled with 1. Otherwise, the output vector remains 0" .

aubio:OnsetDetectionFunction a rdfs:Resource ;
	aubio:type "OnsetDetection" ;
    dc:description "These functions are designed to raise at notes attacks in music signals." .

aubio:PeakPicker a rdfs:Resource ;
	aubio:type "OnsetDetection" ;
    dc:description "Peak picking utilities function" .

aubio:PhaseBasedMethodOnsetDetectionFunction a rdfs:Resource ;
	aubio:type "OnsetDetection" ;
    dc:description "Phase Based Method onset detection function." .

aubio:PhaseVocoder a rdfs:Resource ;
	aubio:type "SpectralFeature" ;
	dc:description "This object implements a phase vocoder. The spectral frames are computed using a HanningZ window and a swapped version of the signal to simplify the phase relationships across frames. The window sizes and overlap are specified at creation time." .

aubio:Pitch a rdfs:Resource ;
	aubio:type "PitchDetection" ;
    dc:description "Generic method for pitch detection" .

aubio:PitchFastComb a rdfs:Resource ;
	aubio:type "PitchDetection" ;
    dc:description "Pitch detection using a fast harmonic comb filter" .

aubio:PitchFftYin a rdfs:Resource ;
	aubio:type "PitchDetection" ;
    dc:description "Pitch detection using a spectral implementation of the YIN algorithm" .

aubio:PitchMultiComb a rdfs:Resource ;
	aubio:type "PitchDetection" ;
    dc:description "Pitch detection using multiple-comb filter" .

aubio:PitchSchmitt a rdfs:Resource ;
	aubio:type "PitchDetection" ;
    dc:description "Pitch detection using a Schmitt trigger" .

aubio:PitchYin a rdfs:Resource ;
	aubio:type "PitchDetection" ;
    dc:description "Pitch detection using the YIN algorithm" .

aubio:Resampler a rdfs:Resource ;
	aubio:type "DigitalFilter" ;
	dc:description "This object resamples an input vector into an output vector using libsamplerate." .

aubio:SpectralCentroid a rdfs:Resource ;
	aubio:type "SpectralFeature" ;
    dc:description "The spectral centroid represents the barycenter of the spectrum." .

aubio:SpectralDecrease a rdfs:Resource ;
	aubio:type "SpectralFeature" ;
    dc:description "The spectral decrease is another representation of the decreasing rate, based on perceptual criteria." .

aubio:SpectralDifferenceMethodOnsetDetectionFunction a rdfs:Resource ;
	aubio:type "PitchDetection" ;
    dc:description "Spectral difference method onset detection function." .

aubio:SpectralFlux a rdfs:Resource ;
	aubio:type "SpectralFeature" ;
    dc:description "Spectral Flux" .

aubio:SpectralKurtosis a rdfs:Resource ;
	aubio:type "SpectralFeature" ;
    dc:description "The kurtosis is a measure of the flatness of the spectrum, computed from the fourth order moment." .

aubio:SpectralRolloff a rdfs:Resource ;
	aubio:type "SpectralFeature" ;
    dc:description "This function returns the bin number below which 95% of the spectrum energy is found." .

aubio:SpectralShapeDescriptors a rdfs:Resource ;
	aubio:type "SpectralFeature" ;
    dc:description "Spectral shape descriptors" .

aubio:SpectralSkewness a rdfs:Resource ;
	aubio:type "SpectralFeature" ;
    dc:description "The skewness is computed from the third order moment of the spectrum. A negative skewness indicates more energy on the lower part of the spectrum. A positive skewness indicates more energy on the high frequency of the spectrum." .

aubio:SpectralSlope a rdfs:Resource ;
	aubio:type "SpectralFeature" ;
    dc:description "The spectral slope represents decreasing rate of the spectral amplitude, computed using a linear regression." .

aubio:SpectralSpread a rdfs:Resource ;
	aubio:type "SpectralFeature" ;
    dc:description "The spectral spread is the variance of the spectral distribution around its centroid." .

aubio:Tempo a rdfs:Resource ;
	aubio:type "Tempo" ;
    dc:description "Tempo detection driver. This object stores all the memory required for tempo detection algorithm and returns the estimated beat locations." .

aubio:TransientSteadyStateSeparation a rdfs:Resource ;
	aubio:type "SpectralFeature" ;
    dc:description "Transient / Steady-state Separation (TSS)" .