Abstract
We present an algorithm that allows for indexing music by
topic. The application scenario is an information retrieval
system into which any song with known lyrics can be inserted
and indexed so as to make a music collection browseable
by topic. We use text mining techniques for creating a
vector space model of our lyrics collection and non-negative
matrix factorization (NMF) to identify topic clusters which
are then labeled manually. We include a discussion of the
decisions regarding the parametrization of the applied methods.
The suitability of our approach is assessed by measuring
the agreement of test subjects who provide the labels for
the topic clusters.
| Original language | English |
|---|---|
| Title of host publication | Proceedings of the 9th International Conference on Music Information Retrieval (ISMIR 2008), Philadelphia, PA, USA. |
| Number of pages | 6 |
| Publication status | Published - 2008 |
Fields of science
- 102 Computer Sciences
- 102001 Artificial intelligence
- 102003 Image processing
- 102015 Information systems
- 202002 Audiovisual media
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