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127
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COMBINATORICS
2006
15 years 4 months ago
2006
A differential poset is a partially ordered set with raising and lowering operators U and D which satisfy the commutation relation DU-UD = rI for some constant r. This notion may ...
129
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ICCV
2007
IEEE
16 years 6 months ago
2007
IEEE
This paper addresses the problem of video inpainting, that is seamlessly reconstructing missing portions in a set of video frames. We propose to solve this problem proceeding as f...
236
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ICDE
2006
IEEE
16 years 6 months ago
2006
IEEE
A top-k query combines different rankings of the same set of objects and returns the k objects with the highest combined score according to an aggregate function. We bring to ligh...
117
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WWW
2009
ACM
16 years 5 months ago
2009
ACM
Due to the lexical gap between questions and answers, automatically detecting right answers becomes very challenging for community question-answering sites. In this paper, we prop...
154
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PDP
2008
IEEE
15 years 11 months ago
2008
IEEE
Search engines use inverted files as index data structures to speed up the solution of user queries. The index is distributed on a set of processors forming a cluster of computer...