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Ozmutlu, H. Cenk; Spink, Amanda; Ozmutlu, Seda – Information Processing & Management, 2002
Discusses the need for tools that allow effective analysis of search engine queries to provide a greater understanding of Web users' information seeking behavior and describes a study that developed an effective strategy for selecting samples from large-scale data sets. Reports on Poisson sampling with data logs from the Excite search engine.…
Descriptors: Information Seeking, Measurement Techniques, Sampling, Search Engines
Peer reviewed Peer reviewed
Thelwall, Mike – Internet Research, 2002
Describes Web survey methodologies used to study the content of the Web, and discusses search engines and the concept of crawling the Web. Highlights include Web page selection methodologies; obstacles to reliable automatic indexing of Web sites; publicly indexable pages; crawling parameters; and tests for file duplication. (Contains 62…
Descriptors: Content Analysis, Indexing, Measurement Techniques, Search Engines
Peer reviewed Peer reviewed
Bar-Ilan, Judit – Journal of the American Society for Information Science and Technology, 2002
Introduces methods for evaluating Web search engine performance over a time period. Describes the necessary setup for such studies, illustrates the use of these measures through a specific example, and recommends the use of the measures as a guideline for testing and improving search engine functionality. (Author/LRW)
Descriptors: Evaluation Methods, Guidelines, Measurement Techniques, Online Searching
Peer reviewed Peer reviewed
Yang, Christopher C.; Chung, Alan – Journal of the American Society for Information Science and Technology, 2002
Discusses problems when searching the Web for financial information and presents a personal agent that utilizes user profiles and user relevance feedback to search for Chinese Web financial news articles on behalf of users. Explains the development of a Chinese indexing component and describes experiments that measured the performance of the…
Descriptors: Chinese, Indexing, Measurement Techniques, Relevance (Information Retrieval)
Peer reviewed Peer reviewed
Rasmussen, Edie M. – Annual Review of Information Science and Technology (ARIST), 2003
Explores current research on indexing and ranking as retrieval functions of search engines on the Web. Highlights include measuring search engine stability; evaluation of Web indexing and retrieval; Web crawlers; hyperlinks for indexing and ranking; ranking for metasearch; document structure; citation indexing; relevance; query evaluation;…
Descriptors: Citation Indexes, Evaluation Methods, Indexing, Information Retrieval