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CLEF
2007
Springer
16 years 16 days ago
Charles University at CLEF 2007 Ad-Hoc Track
In this paper we describe retrieval experiments performed at Charles University in Prague for participation in the CLEF 2007 Ad-Hoc track. We focused on the Czech monolingual task...
Pavel Ceska, Pavel Pecina
CIKM
2008
Springer
15 years 8 months ago
Improve the effectiveness of the opinion retrieval and opinion polarity classification
Opinion retrieval is a document retrieving and ranking process. A relevant document must be relevant to the query and contain opinions toward the query. Opinion polarity classific...
Wei Zhang, Lifeng Jia, Clement T. Yu, Weiyi Meng
WWW
2011
ACM
15 years 1 months ago
Search result diversity for informational queries
Ambiguous queries constitute a significant fraction of search instances and pose real challenges to web search engines. With current approaches the top results for these queries ...
Michael J. Welch, Junghoo Cho, Christopher Olston
CIVR
2010
Springer
176views Image Analysis» more  CIVR 2010»
15 years 4 months ago
Interacting with location-based multimedia using sketches
We propose a set of sketch-based interaction techniques for efficient retrieval of multimedia related to locations. The user makes a simple sketch on a map to interact with it, in...
Gamhewage C. de Silva, Kiyoharu Aizawa
WWW
2008
ACM
16 years 7 months ago
Modeling anchor text and classifying queries to enhance web document retrieval
Several types of queries are widely used on the World Wide Web and the expected retrieval method can vary depending on the query type. We propose a method for classifying queries ...
Atsushi Fujii