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Evaluation of IR Systems

Evaluation of IR Systems

Evaluation of IR Systems. Adapted from Lectures by Prabhakar Raghavan (Yahoo and Stanford) and Christopher Manning (Stanford). This lecture. Results summaries: Making our good results usable to a user How do we know if our results are any good? Evaluating a search engine Benchmarks

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1.17k views • 93 slides
CS276 Information Retrieval and Web Search Pandu Nayak and Prabhakar Raghavan Lecture 8: Evaluation

CS276 Information Retrieval and Web Search Pandu Nayak and Prabhakar Raghavan Lecture 8: Evaluation

CS276 Information Retrieval and Web Search Pandu Nayak and Prabhakar Raghavan Lecture 8: Evaluation. Sec. 6.2. This lecture. How do we know if our results are any good? Evaluating a search engine Benchmarks Precision and recall Results summaries: Making our good results usable to a user.

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833 views • 48 slides
Introduction to Information Retrieval and Web Search

Introduction to Information Retrieval and Web Search

Introduction to Information Retrieval and Web Search. Lecture 3: Evaluation and Result Summaries. Lecture Layout. Results Summaries: Making our good results usable to a user Evaluating a Search Engine Benchmark data sets Methodology

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595 views • 45 slides
Web Search and Text Mining

Web Search and Text Mining

Web Search and Text Mining. Lecture 7. Recap. VSM Latent semantic indexing Probabilistic LSI Nonnegative matrix factorization Latent Dirichlet allocation. This lecture. Making our good results usable to a user: presentation of search results Evaluating a search engine Benchmarks

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603 views • 43 slides

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