'Document corpus' presentation slideshows

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533 views • 36 slides

Retrieval Models I

Retrieval Models I. Boolean, Vector Space, Probabilistic. What is a retrieval model?. An idealization or abstraction of an actual process (retrieval) results in measure of similarity b/w query and document May describe the computational process e.g. how documents are ranked

517 views • 35 slides

Information Retrieval and Extraction -- Course Introduction

Information Retrieval and Extraction -- Course Introduction. Chia-Hui Chang National Central University chia@csie.ncu.edu.tw. Information Retrieval (IR).

280 views • 26 slides