'Hypertext classification' diaporamas de présentation

CS276B Text Information Retrieval, Mining, and Exploitation

808 views • 68 slides

Selectivity Estimation using Probabilistic Models

Selectivity Estimation using Probabilistic Models. Author: Lise Getoor, Ben Taskar, Daphne Koller Presenter: Qidan Cheng. Outline. Introduction Estimation for single tables SRM: Statistical Relational Models Selectivity Estimation using SRMs Learning SRM. Introduction.

525 views • 29 slides

Recent Results in Automatic Web Resource Discovery

Recent Results in Automatic Web Resource Discovery. Soumen Chakrabartiv Presentation by Cui Tao. Introduction. Classical IR: Indexing a collection of documents Answering queries by returning a ranked list of relevant document Problems for retrieve online document Ambiguity

248 views • 17 slides