Latent semantic indexing: inverted files

In course

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Description

This lecture covers the concept of term-offset indices in inverted files, where terms are stored with their offsets in documents. It explains how to list documents satisfying specific queries and merge term-offset inverted lists. Examples include queries with SLOP/X operators and merging procedures. The lecture also discusses relevance feedback solutions and distributed information retrieval techniques.

Instructor

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Official source

https://mediaspace.epfl.ch/media/0_lxq0nxzo

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Ontological neighbourhood

Information engineering

Natural language processing: Topics in natural language processing

Mathematics

Algebra: Linear algebra

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