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MPEG-7 Audio provides structures—in conjunction with the ...
https://webpages.uncc.edu/ras/Music/Descriptors.doc#:~:text=The%20MPEG-7%20Descriptors%20are%20designed%20primarily%20to%20describe,low-level%20features%20shall%20be%20extracted%20automatically%20in%20applications.
Audio | MPEG
https://mpeg.chiariglione.org/standards/mpeg-7/audio
The MPEG-7 Audio standard contains description tools for audio describing content. The extraction of low level descriptors is normative and is based on the audio signal itself. With the help of low level descriptors it is possible to search and filter audio content in regard to for e.g. spectrum, harmony, timbre and melody. 2. Low Level Tools
Audio Descriptors and Descriptor Schemes in the Context of ...
http://recherche.ircam.fr/anasyn/peeters/ARTICLES/Herrera_1999_ICMC_MPEG7.pdf
use of the descriptors set. 3. Audio Descriptor Schemes As a way of organizing our own descriptors and others that might be proposed by different researchers or users of an audio content search and classification software tool, we have devised what in MPEG-7 is called a “Description Scheme”, that is, a structure that
Music Identification System Using MPEG-7 Audio …
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3606779/
The MPEG-7 audio signature descriptors are computed as follows. (1) Time-to-frequency conversion: this step is based on audio spectrum envelope descriptors, including the following substeps. (i) Determine the hop length between two consecutive windows in the unit of samples. The default value is equivalent to 30 ms.
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