'Nt narrower term' diaporamas de présentation

CS533 Information Retrieval

CS533 Information Retrieval. Dr. Michal Cutler Lecture #19 April 11, 2000. Clustering using existing clusters. Start with a set of clusters Compute centroids Compare every item to centroids Move to most similar cluster Update centroids Process ends when all items in best cluster.

552 views • 55 slides

????????? ??? (Thesaurus)

????????? ??? (Thesaurus). ??? Lanw@ccms.ntu.edu.tw 05/15/2003. Prelude. ???????? (vocabulary control) ?????? ?????????????? authority list ? ??????????????????????? [concept ? term ] ??????????????????????? (grouping) ????. Introduction. Thesaurus ????? Treasury, Collection

762 views • 42 slides

????????? ??? (Thesaurus)

????????? ??? (Thesaurus). ??? Lanw@ccms.ntu.edu.tw 05/15/2003. Prelude. ???????? (vocabulary control) ?????? ?????????????? authority list ? ??????????????????????? [concept ? term ] ??????????????????????? (grouping) ????. Introduction. Thesaurus ????? Treasury, Collection

437 views • 42 slides

Languages for aboutness

541 views • 31 slides

Information Retrieval

Information Retrieval. Document Parsing. Tokenizer. Friends. Romans. Countrymen. Token stream. Linguistic modules. friend. roman. countryman. Modified tokens. Indexer. Inverted index. Basic indexing pipeline. Documents to be indexed. Friends, Romans, countrymen.

194 views • 19 slides