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Support cosine ranking computations - PowerPoint PPT Presentation

Information Retrieval and Web Search

Information Retrieval and Web Search

Information Retrieval and Web Search. Lecture 7: Vector space retrieval. Recap of the last lecture. Parametric and field searches Zones in documents Scoring documents: zone weighting Index support for scoring tf ? idf and vector spaces. This lecture. Vector space scoring

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597 views • 50 slides
CS276 Information Retrieval and Web Search

CS276 Information Retrieval and Web Search

CS276 Information Retrieval and Web Search. Lecture 7: Vector space retrieval. Recap of the last lecture. Parametric and field searches Zones in documents Scoring documents: zone weighting Index support for scoring tf ? idf and vector spaces. This lecture. Vector space scoring

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589 views • 50 slides
CS276A Information Retrieval

CS276A Information Retrieval

CS276A Information Retrieval. Lecture 7. Recap of the last lecture. Parametric and field searches Zones in documents Scoring documents: zone weighting Index support for scoring tf ? idf and vector spaces. This lecture. Vector space scoring Efficiency considerations

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582 views • 49 slides
CS276

CS276

CS276. Lecture 7. Recap of the last lecture. Parametric and field searches Zones in documents Scoring documents: zone weighting Index support for scoring tf ? idf and vector spaces. This lecture. Vector space scoring Efficiency considerations Nearest neighbors and approximations.

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651 views • 49 slides
CS276A Information Retrieval

CS276A Information Retrieval

CS276A Information Retrieval. Lecture 7. Recap of the last lecture. Parametric and field searches Zones in documents Scoring documents: zone weighting Index support for scoring tf ? idf and vector spaces. This lecture. Vector space scoring Efficiency considerations

★ ★ ★ ★ ★

581 views • 49 slides

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