'Document vector' diaporamas de présentation

Basic Tokenizing, Indexing, and Implementation of Vector-Space Retrieval

Basic Tokenizing, Indexing, and Implementation of Vector-Space Retrieval. Java VSR Implementation. Simple vector-space retrieval (VSR) system written in Java. Code is in package ir.vsr All code is in /u/mooney/ir-code VSR code is in /u/mooney/ir-code/ir/vsr

339 views • 33 slides

Basic Tokenizing, Indexing, and Implementation of Vector-Space Retrieval by Ray Mooney

Basic Tokenizing, Indexing, and Implementation of Vector-Space Retrieval by Ray Mooney. Java VSR Implementation. Simple vector-space retrieval system written in Java. Code is in package ir.vsr All code is in ~bruce/public_html/Spring02/csci373/ir

420 views • 32 slides

Basic Text Processing and Indexing

Basic Text Processing and Indexing. Document Processing Steps. Lexical analysis (tokenizing) Stopwords removal Stemming Selection of indexing terms among the word collection Construction of indexing system. Simple Tokenizing. Separate text into a sequence of discrete tokens (words) .

402 views • 29 slides

Collection Synthesis

272 views • 27 slides

Text Categorization With Support Vector Machines: Learning With Many Relevant Features

Text Categorization With Support Vector Machines: Learning With Many Relevant Features. By Thornsten Joachims Presented By Meghneel Gore. Goal of Text Categorization. Classify documents into a number of pre-defined categories. Documents can be in multiple categories

334 views • 24 slides

Vector Models for IR

150 views • 13 slides