Latent Semantic Indexing (LSI) is a new concept that Google has began to employ.Latent Semantic Indexing (LSI) is an approach to understanding keywords in the context of the words on the entire webpage.When you search an LSI-indexed database, the search engine looks at similarity values it has calculated for every content word, and returns the documents that it thinks best fit the query.
What is LSI??
(3 posts) (3 voices)-
Posted 6 months ago #
-
LSI is based on the principle that words that are used in the same contexts tend to have similar meanings.The result is a database LSI indexed with similarity values it has calculated for each word content and expression.
Posted 5 months ago # -
Latent Semantic Indexing (LSI) is an indexing and retrieval method that uses a mathematical technique called Singular value decomposition (SVD) to identify patterns in the relationships between the terms and concepts contained in an unstructured collection of text. LSI is based on the principle that words that are used in the same contexts tend to have similar meanings. A key feature of LSI is its ability to extract the conceptual content of a body of text by establishing associations between those terms that occur in similar contexts
Posted 3 months ago #
Reply
You must log in to post.