Sunanda Patro

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Popular web search engines use Boolean queries as their main interface for users to search their information needs. The paper presents results a user survey employing volunteer web searchers to determine the effectiveness of the Boolean queries in meeting the information needs. A metric for measuring the quality of a web search query is presented. This(More)
This paper presents an algorithm to improve a web search query based on the feedback on the viewed documents. A user who is searching for information on the Web marks the retrieved (viewed) documents as relevant or irrelevant to further expose the information needs expressed in the original query. A new web search query matching this improved understanding(More)
Record linkage identifies multiple records referring to the same entity even if they are not bit-wise identical. It is thus an essential technology for data integration and data cleansing. Existing record linkage approaches are mainly relying on similarity functions based on the surface forms of the records, and hence are not able to identify complex(More)
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