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IJCAI
2003
14 years 3 days ago
2003
In this paper we introduce coverage maps as a new way of representing the environment of a mobile robot. Coverage maps store for each cell of a given grid a posterior about the am...
TVCG
2008
13 years 10 months ago
2008
Several previous systems allow users to interactively explore a large input graph through cuts of a superimposed hierarchy. This hierarchy is often created using clustering algorit...
ECIR
2011
Springer
13 years 2 months ago
2011
Springer
Abstract. As retrieval systems become more complex, learning to rank approaches are being developed to automatically tune their parameters. Using online learning to rank approaches...
CIKM
2011
Springer
12 years 10 months ago
2011
Springer
Typically, users interact with database systems by formulating queries. However, many times users do not have a clear understanding of their information needs or the exact content...
CSE
2009
IEEE
14 years 5 months ago
2009
IEEE
— Social interaction history refers to traces of social interaction in information spaces. These traces have potential to help users explore and navigate through information spac...