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Erschienen in:
2005 | OriginalPaper | Buchkapitel
Information Retrieval and Text Mining
verfasst von : Sholom M. Weiss, Nitin Indurkhya, Tong Zhang, Fred J. Damerau
Erschienen in: Text Mining
Verlag: Springer New York
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What is the principal computer specialty for processing documents and text? Many experts would respond “Information Retrieval.” The task of information retrieval, or IR as its practitioners call it, is to retrieve relevant documents in response to a query. Figure 4.1 illustrates the objectives of information retrieval of documents, where (a) a general description is given of the query, (b) the document collection is searched, and (c) a subset of relevant documents are returned. Figure 4.1
Figure 4.1.
Key Steps in Information Retrieval