Latent Semantic Indexing (LSI) - used in Inforation Retrieval systems - is one e...

		tchalla on June 1, 2019 \| parent \| context \| favorite \| on: Google's PageRank patent has expired Latent Semantic Indexing (LSI) - used in Inforation Retrieval systems - is one example of a patented algorithm. https://en.wikipedia.org/wiki/Latent_semantic_analysis http://patft.uspto.gov/netacgi/nph-Parser?Sect1=PTO1&Sect2=H...