Filtering by: Committee Agichtein, Eugene, Emory University Remove constraint Committee: Agichtein, Eugene, Emory University Committee Hongyuan, Zha, Georgia Institute of Technology Remove constraint Committee: Hongyuan, Zha, Georgia Institute of Technology Committee White, Ryen, Microsoft Research Remove constraint Committee: White, Ryen, Microsoft Research Committee Xiong, Li, Emory University Remove constraint Committee: Xiong, Li, Emory University Department Math and Computer Science Remove constraint Department: Math and Computer Science Keyword Web search examination Remove constraint Keyword: Web search examination Keyword information retrieval Remove constraint Keyword: information retrieval Research Field Computer Science Remove constraint Research Field: Computer Science Research Field Information Science Remove constraint Research Field: Information Science Submission Type Dissertation Remove constraint Submission Type: Dissertation