Q. In a helpful book on the indexing and searching of text-based electronic files, a well-respected computer scientist differentiated latent semantic indexing, which is a technique designed to analyze relationships among the words within documents, with vector space models, which can search efficiently using augmented inverted indices.

1. latent semantic indexing, which is a technique designed to analyze relationships among the words within documents, with vector space models, which can
2. between latent semantic indexing, which is a technique designed to analyze the relationships among words within documents, with vector space models, which can
3. among latent semantic indexing, which is a technique designed to analyze the relationships among words within documents, and vector space models, which can
4. between latent semantic indexing, which is a technique designed to analyze relationships among the words within documents, and vector space models, which can