Results for: Singular Values

Latent Semantic Indexing, SVD, and Zipf’s Law 5

Posted by Cleve Moler,

Latent Semantic Indexing, LSI, uses the Singular Value Decomposition of a term-by-document matrix to represent the information in the documents in a manner that facilitates responding to queries and other information retrieval tasks. I set out to learn for myself how LSI is implemented. I am finding that it is harder than I thought.... read more >>