Singular value decomposition

From RecSysWiki
Revision as of 11:47, 15 February 2013 by Zeno Gantner (talk | contribs)
(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff)
Jump to navigation Jump to search

SVD refers to singular value decomposition in linear algebra. However, in the field of collaborative filtering, the term "SVD" often refers to matrix factorization.

SVD in Math

The traditional SVD can also be used as collaborative filtering algorithm. It is also named latent semantic indexing (LSI) in information retrieval.

See also

External links