Lecture

Distributed Information Retrieval

In course

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Description

This lecture covers the concepts of centralized and distributed information retrieval, focusing on the aggregation of weights for documents by scanning posting lists of query terms. It explains the challenges of transferring complete posting lists in distributed retrieval and introduces Fagin's Algorithm for identifying top-k documents efficiently. The instructor also discusses the complexity of the algorithm and its applications in various domains.

Instructor

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Official source

https://mediaspace.epfl.ch/media/0_xwnwk5vt

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Ontological neighbourhood

Computer engineering

Computer programming: Compilers

Theoretical computer science

Theory of computation: Computational complexity theory

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