Information retrieval system!

IR System

1. Purpose of Indexing & Information Retrieval System Indexes Prepared by: Jane L. Garay

2. General Purposes of Indexing To construct representations, of documents in a form that is suitable to the users to browse . To maximize the searching success of the users. To minimize the time and effort in finding information.

3. Information Retrieval System Indexes

4. Information Retrieval Selective, systematic recall of logically stored information.

5. Purpose of Information Retrieval Collect and organize information in one or more subject areas.

6. Information Retrieval System Set of operations, procedures by which documentary units are indexed the resulting records are stored and displayed and so can be retrieved.

7. 6 Distinct Functions Acquisition of the necessary and appropriate documents. (2 ) Preparation and representation of the content of those documents. (3 ) Coding of the content indicators.

8. (4 ) Organized storage of those documents and their indicators in separate files. (5 ) Development of operational search strategies . (6 ) Physical dissemination of the retrieval results.

9. Acquisition of documents Content Analysis Content Representation Coding of Content indicators Creation of a document file and a representation file Creation of operational search strategies Physical dissemenation of retrieved results Stop Functions of an Information Retrieval System

10. THANK YOU! 