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IR Project, Team 91 Information Retrieval Project Team 9 資研一 90522035 黃國瑜 資研一 90522045 何聰鑫 資研一 90522077 丁智凱.

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Presentation on theme: "IR Project, Team 91 Information Retrieval Project Team 9 資研一 90522035 黃國瑜 資研一 90522045 何聰鑫 資研一 90522077 丁智凱."— Presentation transcript:

1 IR Project, Team 91 Information Retrieval Project Team 9 資研一 90522035 黃國瑜 資研一 90522045 何聰鑫 資研一 90522077 丁智凱

2 IR Project, Team 92 System architecture  CPU Speed –PIII 1G  RAM –256 Mb  OS –Win 2000  Programming –php  Database –MySQL

3 IR Project, Team 93 Indexing method(1/3)  Indexing –Using lower case of letter –Elimination of stopwords  Using hash table  317 word –Removing punctuation mark –Removing letters with length less than 3 –Removing

4 IR Project, Team 94 Indexing method(2/3)  Database Table –IndexMap  (Index, TermID, DocID, Line, Pattern) –DocMap  (DocID, FileName, DocTitle) –TermMap  (TermID, Term)

5 IR Project, Team 95 Indexing method(3/3)  Indexing Speed –130 sec/Mb –Total : 125sec * 490Mb=17 hr –E.q  File Name : FB496255  File Size : 997438  Total Term : 8523  Start : 1004540338.9145 sec  End : 1004540464.1279 sec  Total : 125.2134180069 sec

6 IR Project, Team 96 Query(1/3)  Interface –Query –Insert New Data –Existed Data View –Help –Mail

7 IR Project, Team 97 Query(2/3)  Query –Feature  Multiple keyword query  Title Query –Speed  Match String : 6448 –Search Time : 2.3293360471725 sec  Match String : 239 –Search Time : 0.72075593471527 sec ( Base on speed of netwrok and result number)

8 IR Project, Team 98 Query(3/3)  Output –Performance  Match String  Search Time – Query Result  File Name  Document Title  Line ( show 5 line )  # of Pattern ( Highlight Mark )


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