Impact of Query Correlation on Web Searching

Correlation among queries is an important factor to analyze as it may affect the results delivered by a search engine. In this paper, the authors analyze correlation among queries and how it affects the information retrieved from the Web. They analyze two types of queries: queries with embedded semantics, and queries without any semantics. In the analysis, they consider parameters such as search latencies and search relevance. They focus on two major search portals that are mainly used by end users. Further, they discuss a unified criteria for comparison among the performance of the search engines.