Advantages of Employing LogRank Web Page Importance Metric in Domain Specific Web Search Engines

Yielding precise search answer set, information extraction of the Web and proposing more accurate ranking methods of Web pages are among the open issues in search engines research area due to the ever-growing and dynamic nature of the World Wide Web. Since the performance of any Web search engine regarding the quality of the search answer set and the appropriate ranking technique is highly dependent to the applied Web page importance metric and regarding the obstacles of existing link-dependent or context-based metrics, the innovative approaches that enhance the overall output of search engine applications is highly on demand. This paper reviews our link independent clickstream-based Web page importance metric of LogRank and describes the metric s advantages and effectiveness when employed in a focused-boundary search engines. The metric is experimentally tested over the Web domain of Universiti Teknologi Malaysia and the results have been compared with the existing link-based and context-based metrics outputs.