'Document relevance' diaporamas de présentation

CS276 Information Retrieval and Web Search

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Lecture 11: Probabilistic Information Retrieval

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CS276 Information Retrieval and Web Search

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CS276A Text Retrieval and Mining

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CS276A Text Retrieval and Mining

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Chapter 11 Probabilistic Information Retrieval

Chapter 11 Probabilistic Information Retrieval. Why probabilities in IR?. Query Representation. Understanding of user need is uncertain. User Information Need. How to match?. Uncertain guess of whether document has relevant content. Document Representation. Documents.

1.24k views • 44 slides

INFSCI 2140 Information Storage and Retrieval Lecture 7: Output Presentation and Visualization

INFSCI 2140 Information Storage and Retrieval Lecture 7: Output Presentation and Visualization. Peter Brusilovsky http://www2.sis.pitt.edu/~peterb/2140-061/. The ad-hoc search process. Formulates. Processes. Analyzes. Query. Search / Matching. Ordered results.

429 views • 42 slides

Entity-Centric Document Filtering: Boosting Feature Mapping through Meta-Features

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Probabilistic Information Retrieval Chris Manning, Pandu Nayak and Prabhakar Raghavan

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Probabilistic Information Retrieval Chris Manning, Pandu Nayak and Prabhakar Raghavan

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Information Retrieval

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Instructor : Dr. Sumanta Guha

Information Retrieval and Data Mining (AT71.07) Comp. Sc. and Inf. Mgmt. Asian Institute of Technology. Instructor : Dr. Sumanta Guha Slide Sources : Introduction to Information Retrieval book slides from Stanford University, adapted and supplemented

375 views • 28 slides