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

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added rdfpy and rdfonto directories
author nothing@tehis.net
date Tue, 23 Apr 2013 11:49:20 +0100
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nothing@18 1 @prefix aubio: <file:///Users/alo/MusicOntology/features/rdf/> .
nothing@18 2 @prefix dc: <http://purl.org/dc/elements/1.1/> .
nothing@18 3 @prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
nothing@18 4
nothing@18 5 aubio:AWeightingFilterCoefficients a rdfs:Resource ;
nothing@18 6 aubio:type "DigitalFilter" ;
nothing@18 7 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." .
nothing@18 8
nothing@18 9 aubio:BeatTracking a rdfs:Resource ;
nothing@18 10 aubio:type "Tempo" ;
nothing@18 11 dc:description "Beat tracking using a context dependant model." .
nothing@18 12
nothing@18 13 aubio:BiquadFilter a rdfs:Resource ;
nothing@18 14 aubio:type "DigitalFilter" ;
nothing@18 15 dc:description "Second order Infinite Impulse Response filter." .
nothing@18 16
nothing@18 17 aubio:ComplexDomainMethodOnsetDetectionFunction a rdfs:Resource ;
nothing@18 18 aubio:type "OnsetDetection" ;
nothing@18 19 dc:description "Complex Domain Method onset detection function." .
nothing@18 20
nothing@18 21 aubio:CWeightingFilterCoefficients a rdfs:Resource ;
nothing@18 22 aubio:type "DigitalFilter" ;
nothing@18 23 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." .
nothing@18 24
nothing@18 25 aubio:DigitalFilter a rdfs:Resource ;
nothing@18 26 aubio:type "DigitalFilter" ;
nothing@18 27 dc:description "This object stores a digital filter of order N." .
nothing@18 28
nothing@18 29 aubio:EnergyBasedOnsetDetectionFunction a rdfs:Resource ;
nothing@18 30 aubio:type "OnsetDetection" ;
nothing@18 31 dc:description "This function calculates the local energy of the input spectral frame." .
nothing@18 32
nothing@18 33 aubio:FilterbankMel a rdfs:Resource ;
nothing@18 34 aubio:type "SpectralFeature" ;
nothing@18 35 dc:description "Mel frequency filter bank coefficients. Set filter bank coefficients to Mel frequency bands" .
nothing@18 36
nothing@18 37 aubio:HighFrequencyContentOnsetDetectionFunction a rdfs:Resource ;
nothing@18 38 aubio:type "OnsetDetection" ;
nothing@18 39 dc:description "This method computes the High Frequency Content (HFC) of the input spectral frame. The resulting function is efficient at detecting percussive onsets" .
nothing@18 40
nothing@18 41 aubio:KullbackLieblerOnsetDetectionFunction a rdfs:Resource ;
nothing@18 42 aubio:type "OnsetDetection" ;
nothing@18 43 dc:description "Kullback-Liebler onset detection function." .
nothing@18 44
nothing@18 45 aubio:MFCC a rdfs:Resource ;
nothing@18 46 aubio:type "SpectralFeature" ;
nothing@18 47 dc:description "Mel-frequency cepstrum coefficients object" .
nothing@18 48
nothing@18 49 aubio:ModifiedKullbackLieblerOnsetDetectionFunction a rdfs:Resource ;
nothing@18 50 aubio:type "OnsetDetection" ;
nothing@18 51 dc:description "Modified Kullback-Liebler onset detection function." .
nothing@18 52
nothing@18 53 aubio:Onset a rdfs:Resource ;
nothing@18 54 aubio:type "OnsetDetection" ;
nothing@18 55 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" .
nothing@18 56
nothing@18 57 aubio:OnsetDetectionFunction a rdfs:Resource ;
nothing@18 58 aubio:type "OnsetDetection" ;
nothing@18 59 dc:description "These functions are designed to raise at notes attacks in music signals." .
nothing@18 60
nothing@18 61 aubio:PeakPicker a rdfs:Resource ;
nothing@18 62 aubio:type "OnsetDetection" ;
nothing@18 63 dc:description "Peak picking utilities function" .
nothing@18 64
nothing@18 65 aubio:PhaseBasedMethodOnsetDetectionFunction a rdfs:Resource ;
nothing@18 66 aubio:type "OnsetDetection" ;
nothing@18 67 dc:description "Phase Based Method onset detection function." .
nothing@18 68
nothing@18 69 aubio:PhaseVocoder a rdfs:Resource ;
nothing@18 70 aubio:type "SpectralFeature" ;
nothing@18 71 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." .
nothing@18 72
nothing@18 73 aubio:Pitch a rdfs:Resource ;
nothing@18 74 aubio:type "PitchDetection" ;
nothing@18 75 dc:description "Generic method for pitch detection" .
nothing@18 76
nothing@18 77 aubio:PitchFastComb a rdfs:Resource ;
nothing@18 78 aubio:type "PitchDetection" ;
nothing@18 79 dc:description "Pitch detection using a fast harmonic comb filter" .
nothing@18 80
nothing@18 81 aubio:PitchFftYin a rdfs:Resource ;
nothing@18 82 aubio:type "PitchDetection" ;
nothing@18 83 dc:description "Pitch detection using a spectral implementation of the YIN algorithm" .
nothing@18 84
nothing@18 85 aubio:PitchMultiComb a rdfs:Resource ;
nothing@18 86 aubio:type "PitchDetection" ;
nothing@18 87 dc:description "Pitch detection using multiple-comb filter" .
nothing@18 88
nothing@18 89 aubio:PitchSchmitt a rdfs:Resource ;
nothing@18 90 aubio:type "PitchDetection" ;
nothing@18 91 dc:description "Pitch detection using a Schmitt trigger" .
nothing@18 92
nothing@18 93 aubio:PitchYin a rdfs:Resource ;
nothing@18 94 aubio:type "PitchDetection" ;
nothing@18 95 dc:description "Pitch detection using the YIN algorithm" .
nothing@18 96
nothing@18 97 aubio:Resampler a rdfs:Resource ;
nothing@18 98 aubio:type "DigitalFilter" ;
nothing@18 99 dc:description "This object resamples an input vector into an output vector using libsamplerate." .
nothing@18 100
nothing@18 101 aubio:SpectralCentroid a rdfs:Resource ;
nothing@18 102 aubio:type "SpectralFeature" ;
nothing@18 103 dc:description "The spectral centroid represents the barycenter of the spectrum." .
nothing@18 104
nothing@18 105 aubio:SpectralDecrease a rdfs:Resource ;
nothing@18 106 aubio:type "SpectralFeature" ;
nothing@18 107 dc:description "The spectral decrease is another representation of the decreasing rate, based on perceptual criteria." .
nothing@18 108
nothing@18 109 aubio:SpectralDifferenceMethodOnsetDetectionFunction a rdfs:Resource ;
nothing@18 110 aubio:type "PitchDetection" ;
nothing@18 111 dc:description "Spectral difference method onset detection function." .
nothing@18 112
nothing@18 113 aubio:SpectralFlux a rdfs:Resource ;
nothing@18 114 aubio:type "SpectralFeature" ;
nothing@18 115 dc:description "Spectral Flux" .
nothing@18 116
nothing@18 117 aubio:SpectralKurtosis a rdfs:Resource ;
nothing@18 118 aubio:type "SpectralFeature" ;
nothing@18 119 dc:description "The kurtosis is a measure of the flatness of the spectrum, computed from the fourth order moment." .
nothing@18 120
nothing@18 121 aubio:SpectralRolloff a rdfs:Resource ;
nothing@18 122 aubio:type "SpectralFeature" ;
nothing@18 123 dc:description "This function returns the bin number below which 95% of the spectrum energy is found." .
nothing@18 124
nothing@18 125 aubio:SpectralShapeDescriptors a rdfs:Resource ;
nothing@18 126 aubio:type "SpectralFeature" ;
nothing@18 127 dc:description "Spectral shape descriptors" .
nothing@18 128
nothing@18 129 aubio:SpectralSkewness a rdfs:Resource ;
nothing@18 130 aubio:type "SpectralFeature" ;
nothing@18 131 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." .
nothing@18 132
nothing@18 133 aubio:SpectralSlope a rdfs:Resource ;
nothing@18 134 aubio:type "SpectralFeature" ;
nothing@18 135 dc:description "The spectral slope represents decreasing rate of the spectral amplitude, computed using a linear regression." .
nothing@18 136
nothing@18 137 aubio:SpectralSpread a rdfs:Resource ;
nothing@18 138 aubio:type "SpectralFeature" ;
nothing@18 139 dc:description "The spectral spread is the variance of the spectral distribution around its centroid." .
nothing@18 140
nothing@18 141 aubio:Tempo a rdfs:Resource ;
nothing@18 142 aubio:type "Tempo" ;
nothing@18 143 dc:description "Tempo detection driver. This object stores all the memory required for tempo detection algorithm and returns the estimated beat locations." .
nothing@18 144
nothing@18 145 aubio:TransientSteadyStateSeparation a rdfs:Resource ;
nothing@18 146 aubio:type "SpectralFeature" ;
nothing@18 147 dc:description "Transient / Steady-state Separation (TSS)" .