Consideration of Introducting Ranking Function to Context Search Engine

Abstract

This paper aims to introduce a ranking function to context search engine. Context search engine has been developed for answering trend-related queries. In order to achieve a more efficient search, ranking retrived results, which is one of important function of exsisting Web search engines, is expected to be effective also for the context search engine. This paper discusses several features that could be used for ranking function of context search engines, such as intensity and periodicity of temporal change. The result of ranking retrieved results with the intensity of temporal change is also shown.