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comparison rdfonto/MIRToolbox.rdf @ 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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17:2b5c292ad12f 18:d5012016bf64
1 <?xml version="1.0" encoding="UTF-8"?>
2 <rdf:RDF
3 xmlns:dc="http://purl.org/dc/elements/1.1/"
4 xmlns:local="http://sovarr.c4dm.eecs.qmul.ac.uk/features/"
5 xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
6 xmlns:rdfs="http://www.w3.org/2000/01/rdf-schema#"
7 >
8 <rdf:Description rdf:about="Tempo">
9 <dc:description>derived from calculated onsets with ACF, spectrum or both</dc:description>
10 <rdf:type rdf:resource="http://www.w3.org/2000/01/rdf-schema#Resource"/>
11 <local:tag>Rhythm</local:tag>
12 </rdf:Description>
13 <rdf:Description rdf:about="Inharmonicity">
14 <dc:description>the amount of partials that are not multiples of the fundamental frequency, takes into account the amount of energy outside the ideal harmonic series</dc:description>
15 <rdf:type rdf:resource="http://www.w3.org/2000/01/rdf-schema#Resource"/>
16 <local:tag>Pitch</local:tag>
17 </rdf:Description>
18 <rdf:Description rdf:about="Brightness">
19 <dc:description>The proportion of energy above a given frequency</dc:description>
20 <rdf:type rdf:resource="http://www.w3.org/2000/01/rdf-schema#Resource"/>
21 <local:tag>Timbre</local:tag>
22 </rdf:Description>
23 <rdf:Description rdf:about="Chromagram">
24 <dc:description>shows the distribution of energy along the pitches or pitch classes</dc:description>
25 <rdf:type rdf:resource="http://www.w3.org/2000/01/rdf-schema#Resource"/>
26 <local:tag>Tonality</local:tag>
27 </rdf:Description>
28 <rdf:Description rdf:about="Rolloff">
29 <dc:description>The frequency below which 85% of the energy is contained. The percentage may be user-chosen</dc:description>
30 <rdf:type rdf:resource="http://www.w3.org/2000/01/rdf-schema#Resource"/>
31 <local:tag>Timbre</local:tag>
32 </rdf:Description>
33 <rdf:Description rdf:about="RhythmicFluctuation">
34 <dc:description>Rhythmic periodicity along auditory channels</dc:description>
35 <rdf:type rdf:resource="http://www.w3.org/2000/01/rdf-schema#Resource"/>
36 <local:tag>Rhythm</local:tag>
37 </rdf:Description>
38 <rdf:Description rdf:about="Irregularity">
39 <dc:description>The degree of variation of the successive peaks of the spectrum</dc:description>
40 <rdf:type rdf:resource="http://www.w3.org/2000/01/rdf-schema#Resource"/>
41 <local:tag>Timbre</local:tag>
42 </rdf:Description>
43 <rdf:Description rdf:about="ZeroCrossingRate">
44 <rdf:type rdf:resource="http://www.w3.org/2000/01/rdf-schema#Resource"/>
45 <local:tag>Timbre</local:tag>
46 </rdf:Description>
47 <rdf:Description rdf:about="SpectralFluxOnsetDetectionFunction">
48 <dc:description>Use peaks of spectral flux to detect onsets</dc:description>
49 <rdf:type rdf:resource="http://www.w3.org/2000/01/rdf-schema#Resource"/>
50 <local:tag>Rhythm</local:tag>
51 </rdf:Description>
52 <rdf:Description rdf:about="RMSEnergy">
53 <dc:description>root mean square energy</dc:description>
54 <rdf:type rdf:resource="http://www.w3.org/2000/01/rdf-schema#Resource"/>
55 <local:tag>Dynamics</local:tag>
56 </rdf:Description>
57 <rdf:Description rdf:about="Mode">
58 <dc:description>Major vs. Minor, calculated as the strength difference between the best major and best minor key candidates</dc:description>
59 <rdf:type rdf:resource="http://www.w3.org/2000/01/rdf-schema#Resource"/>
60 <local:tag>Tonality</local:tag>
61 </rdf:Description>
62 <rdf:Description rdf:about="Attack">
63 <dc:description>estimates the beginning of the attack phase of a note by locating the local minimum before the maximum corresponding to the onset</dc:description>
64 <rdfs:comment>These can have start time *and end time*</rdfs:comment>
65 <rdf:type rdf:resource="http://www.w3.org/2000/01/rdf-schema#Resource"/>
66 <local:tag>Timbre</local:tag>
67 </rdf:Description>
68 <rdf:Description rdf:about="MFCC">
69 <rdf:type rdf:resource="http://www.w3.org/2000/01/rdf-schema#Resource"/>
70 <local:tag>Timbre</local:tag>
71 </rdf:Description>
72 <rdf:Description rdf:about="AttackSlope">
73 <dc:description>average slope of attack phase, computed either as a simple ratio, or a Gaussian-weighted average to emphasise the middle of the attack</dc:description>
74 <rdf:type rdf:resource="http://www.w3.org/2000/01/rdf-schema#Resource"/>
75 <local:tag>Timbre</local:tag>
76 </rdf:Description>
77 <rdf:Description rdf:about="Key">
78 <dc:description>The best candidate key</dc:description>
79 <rdf:type rdf:resource="http://www.w3.org/2000/01/rdf-schema#Resource"/>
80 <local:tag>Tonality</local:tag>
81 </rdf:Description>
82 <rdf:Description rdf:about="NoteOnset">
83 <dc:description>note onset times</dc:description>
84 <rdf:type rdf:resource="http://www.w3.org/2000/01/rdf-schema#Resource"/>
85 <local:tag>Rhythm</local:tag>
86 </rdf:Description>
87 <rdf:Description rdf:about="KeyStrength">
88 <dc:description>The probability distribution across possible keys</dc:description>
89 <rdf:type rdf:resource="http://www.w3.org/2000/01/rdf-schema#Resource"/>
90 <local:tag>Tonality</local:tag>
91 </rdf:Description>
92 <rdf:Description rdf:about="Roughness">
93 <dc:description>The average dissonance between all pairs of peaks in the spectrum</dc:description>
94 <rdf:type rdf:resource="http://www.w3.org/2000/01/rdf-schema#Resource"/>
95 <local:tag>Timbre</local:tag>
96 </rdf:Description>
97 <rdf:Description rdf:about="Pitch">
98 <dc:description>Pitch estimated via ACF, autocorrelation spectrum or cepstrum, or a combination</dc:description>
99 <rdf:type rdf:resource="http://www.w3.org/2000/01/rdf-schema#Resource"/>
100 <local:tag>Pitch</local:tag>
101 </rdf:Description>
102 <rdf:Description rdf:about="LowEnergy">
103 <dc:description>percentage of frames showing less than average energy</dc:description>
104 <rdf:type rdf:resource="http://www.w3.org/2000/01/rdf-schema#Resource"/>
105 <local:tag>Dynamics</local:tag>
106 </rdf:Description>
107 <rdf:Description rdf:about="BeatSpectrum">
108 <dc:description>a measure of acoustic self-similarity as a function of time lag, computed from the similarity matrix</dc:description>
109 <rdf:type rdf:resource="http://www.w3.org/2000/01/rdf-schema#Resource"/>
110 <local:tag>Rhythm</local:tag>
111 </rdf:Description>
112 <rdf:Description rdf:about="EventDensity">
113 <dc:description>estimates the average frequency of events, i.e., the number of note onsets per second</dc:description>
114 <rdf:type rdf:resource="http://www.w3.org/2000/01/rdf-schema#Resource"/>
115 <local:tag>Rhythm</local:tag>
116 </rdf:Description>
117 <rdf:Description rdf:about="PulseClarity">
118 <dc:description>estimates the rhythmic clarity, indicating the strength of the beats estimated by the tempo function</dc:description>
119 <rdf:type rdf:resource="http://www.w3.org/2000/01/rdf-schema#Resource"/>
120 <local:tag>Rhythm</local:tag>
121 </rdf:Description>
122 <rdf:Description rdf:about="AttackLeap">
123 <dc:description>estimates the amplitude difference between the beginning and the end of the attack phase</dc:description>
124 <rdf:type rdf:resource="http://www.w3.org/2000/01/rdf-schema#Resource"/>
125 <local:tag>Timbre</local:tag>
126 </rdf:Description>
127 <rdf:Description rdf:about="MIDI">
128 <dc:description>estimates MIDI note value based on segmentation and pitch detection</dc:description>
129 <rdf:type rdf:resource="http://www.w3.org/2000/01/rdf-schema#Resource"/>
130 <local:tag>Pitch</local:tag>
131 </rdf:Description>
132 <rdf:Description rdf:about="KeySOM">
133 <dc:description>Projects the chromagram into a self-organizing map</dc:description>
134 <rdf:type rdf:resource="http://www.w3.org/2000/01/rdf-schema#Resource"/>
135 <local:tag>Tonality</local:tag>
136 </rdf:Description>
137 <rdf:Description rdf:about="TonalCentroid">
138 <dc:description>Calculates the 6-dimensional tonal centroid vector from the chromagram</dc:description>
139 <rdf:type rdf:resource="http://www.w3.org/2000/01/rdf-schema#Resource"/>
140 <local:tag>Tonality</local:tag>
141 </rdf:Description>
142 <rdf:Description rdf:about="HarmonicChangeDetectionFunction">
143 <dc:description>the flux of the tonal centroid</dc:description>
144 <rdf:type rdf:resource="http://www.w3.org/2000/01/rdf-schema#Resource"/>
145 <local:tag>Tonality</local:tag>
146 </rdf:Description>
147 <rdf:Description rdf:about="Audio">
148 <rdf:type rdf:resource="http://www.w3.org/2000/01/rdf-schema#Resource"/>
149 <local:type>Operator</local:type>
150 </rdf:Description>
151 <rdf:Description rdf:about="Frame">
152 <rdf:type rdf:resource="http://www.w3.org/2000/01/rdf-schema#Resource"/>
153 <local:type>Operator</local:type>
154 </rdf:Description>
155 <rdf:Description rdf:about="Filterbank">
156 <rdf:type rdf:resource="http://www.w3.org/2000/01/rdf-schema#Resource"/>
157 <local:type>Operator</local:type>
158 </rdf:Description>
159 <rdf:Description rdf:about="Envelope">
160 <rdf:type rdf:resource="http://www.w3.org/2000/01/rdf-schema#Resource"/>
161 <local:type>Operator</local:type>
162 </rdf:Description>
163 <rdf:Description rdf:about="Spectrum">
164 <rdf:type rdf:resource="http://www.w3.org/2000/01/rdf-schema#Resource"/>
165 <local:type>Operator</local:type>
166 </rdf:Description>
167 <rdf:Description rdf:about="Cepstrum">
168 <rdf:type rdf:resource="http://www.w3.org/2000/01/rdf-schema#Resource"/>
169 <local:type>Operator</local:type>
170 </rdf:Description>
171 <rdf:Description rdf:about="Autocorrelation">
172 <rdf:type rdf:resource="http://www.w3.org/2000/01/rdf-schema#Resource"/>
173 <local:type>Operator</local:type>
174 </rdf:Description>
175 <rdf:Description rdf:about="Flux">
176 <rdf:type rdf:resource="http://www.w3.org/2000/01/rdf-schema#Resource"/>
177 <local:type>Operator</local:type>
178 </rdf:Description>
179 <rdf:Description rdf:about="Sum">
180 <rdf:type rdf:resource="http://www.w3.org/2000/01/rdf-schema#Resource"/>
181 <local:type>Operator</local:type>
182 </rdf:Description>
183 <rdf:Description rdf:about="Peaks">
184 <rdf:type rdf:resource="http://www.w3.org/2000/01/rdf-schema#Resource"/>
185 <local:type>Operator</local:type>
186 </rdf:Description>
187 <rdf:Description rdf:about="Segment">
188 <rdf:type rdf:resource="http://www.w3.org/2000/01/rdf-schema#Resource"/>
189 <local:type>Operator</local:type>
190 </rdf:Description>
191 <rdf:Description rdf:about="Length">
192 <rdf:type rdf:resource="http://www.w3.org/2000/01/rdf-schema#Resource"/>
193 <local:type>Operator</local:type>
194 </rdf:Description>
195 <rdf:Description rdf:about="SimilarityMatrix">
196 <rdf:type rdf:resource="http://www.w3.org/2000/01/rdf-schema#Resource"/>
197 <local:type>HighLevelFeature</local:type>
198 <local:group>Structure</local:group>
199 </rdf:Description>
200 <rdf:Description rdf:about="Novelty">
201 <rdf:type rdf:resource="http://www.w3.org/2000/01/rdf-schema#Resource"/>
202 <local:type>HighLevelFeature</local:type>
203 <local:group>Structure</local:group>
204 </rdf:Description>
205 <rdf:Description rdf:about="Segment">
206 <rdf:type rdf:resource="http://www.w3.org/2000/01/rdf-schema#Resource"/>
207 <local:type>HighLevelFeature</local:type>
208 <local:group>Structure</local:group>
209 </rdf:Description>
210 <rdf:Description rdf:about="Mean">
211 <rdf:type rdf:resource="http://www.w3.org/2000/01/rdf-schema#Resource"/>
212 <local:type>HighLevelFeature</local:type>
213 <local:group>Statistics</local:group>
214 </rdf:Description>
215 <rdf:Description rdf:about="StandardDeviation">
216 <rdf:type rdf:resource="http://www.w3.org/2000/01/rdf-schema#Resource"/>
217 <local:type>HighLevelFeature</local:type>
218 <local:group>Statistics</local:group>
219 </rdf:Description>
220 <rdf:Description rdf:about="StandardDeviation">
221 <rdf:type rdf:resource="http://www.w3.org/2000/01/rdf-schema#Resource"/>
222 <local:type>HighLevelFeature</local:type>
223 <local:group>Statistics</local:group>
224 </rdf:Description>
225 <rdf:Description rdf:about="Histogram">
226 <rdf:type rdf:resource="http://www.w3.org/2000/01/rdf-schema#Resource"/>
227 <local:type>HighLevelFeature</local:type>
228 <local:group>Statistics</local:group>
229 </rdf:Description>
230 <rdf:Description rdf:about="ZeroCrossingRate">
231 <rdf:type rdf:resource="http://www.w3.org/2000/01/rdf-schema#Resource"/>
232 <local:type>HighLevelFeature</local:type>
233 <local:group>Statistics</local:group>
234 </rdf:Description>
235 <rdf:Description rdf:about="Centroid">
236 <rdf:type rdf:resource="http://www.w3.org/2000/01/rdf-schema#Resource"/>
237 <local:type>HighLevelFeature</local:type>
238 <local:group>Statistics</local:group>
239 </rdf:Description>
240 <rdf:Description rdf:about="Spread">
241 <rdf:type rdf:resource="http://www.w3.org/2000/01/rdf-schema#Resource"/>
242 <local:type>HighLevelFeature</local:type>
243 <local:group>Statistics</local:group>
244 </rdf:Description>
245 <rdf:Description rdf:about="Skewness">
246 <rdf:type rdf:resource="http://www.w3.org/2000/01/rdf-schema#Resource"/>
247 <local:type>HighLevelFeature</local:type>
248 <local:group>Statistics</local:group>
249 </rdf:Description>
250 <rdf:Description rdf:about="Kurtosis">
251 <rdf:type rdf:resource="http://www.w3.org/2000/01/rdf-schema#Resource"/>
252 <local:type>HighLevelFeature</local:type>
253 <local:group>Statistics</local:group>
254 </rdf:Description>
255 <rdf:Description rdf:about="Flatness">
256 <rdf:type rdf:resource="http://www.w3.org/2000/01/rdf-schema#Resource"/>
257 <local:type>HighLevelFeature</local:type>
258 <local:group>Statistics</local:group>
259 </rdf:Description>
260 <rdf:Description rdf:about="Entropy">
261 <rdf:type rdf:resource="http://www.w3.org/2000/01/rdf-schema#Resource"/>
262 <local:type>HighLevelFeature</local:type>
263 <local:group>Statistics</local:group>
264 </rdf:Description>
265 <rdf:Description rdf:about="Entropy">
266 <rdf:type rdf:resource="http://www.w3.org/2000/01/rdf-schema#Resource"/>
267 <local:type>HighLevelFeature</local:type>
268 <local:group>Statistics</local:group>
269 </rdf:Description>
270 <rdf:Description rdf:about="StatisticalMapping">
271 <rdf:type rdf:resource="http://www.w3.org/2000/01/rdf-schema#Resource"/>
272 <local:type>HighLevelFeature</local:type>
273 <local:group>Statistics</local:group>
274 </rdf:Description>
275 <rdf:Description rdf:about="Emotion">
276 <rdf:type rdf:resource="http://www.w3.org/2000/01/rdf-schema#Resource"/>
277 <local:type>HighLevelFeature</local:type>
278 <local:group>Predictions</local:group>
279 </rdf:Description>
280 <rdf:Description rdf:about="Classify">
281 <rdf:type rdf:resource="http://www.w3.org/2000/01/rdf-schema#Resource"/>
282 <local:type>HighLevelFeature</local:type>
283 <local:group>Predictions</local:group>
284 </rdf:Description>
285 <rdf:Description rdf:about="Cluster">
286 <rdf:type rdf:resource="http://www.w3.org/2000/01/rdf-schema#Resource"/>
287 <local:type>HighLevelFeature</local:type>
288 <local:group>Predictions</local:group>
289 </rdf:Description>
290 <rdf:Description rdf:about="Distance">
291 <rdf:type rdf:resource="http://www.w3.org/2000/01/rdf-schema#Resource"/>
292 <local:type>HighLevelFeature</local:type>
293 <local:group>Similarity</local:group>
294 </rdf:Description>
295 <rdf:Description rdf:about="Query">
296 <rdf:type rdf:resource="http://www.w3.org/2000/01/rdf-schema#Resource"/>
297 <local:type>HighLevelFeature</local:type>
298 <local:group>Similarity</local:group>
299 </rdf:Description>
300 </rdf:RDF>
301
302