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ERIC Number: EJ591686
Record Type: Journal
Publication Date: 1999
Pages: N/A
Abstractor: N/A
Reference Count: N/A
ISSN: ISSN-0002-8231
First 20 Precision among World Wide Web Search Services (Search Engines).
Leighton, H. Vernon; Srivastava, Jaideep
Journal of the American Society for Information Science, v50 n10 p870-81 Aug 1999
Compares five World Wide Web search engines for precision on the first 20 results returned for 15 queries, adding weight for ranking effectiveness. Discusses methods to lessen evaluator bias, evaluation criteria, definition of relevance, experimental design, the structure of queries, and future work. (Author/LRW)
Publication Type: Journal Articles; Reports - Evaluative
Education Level: N/A
Audience: N/A
Language: English
Sponsor: N/A
Authoring Institution: N/A