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215
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SIGIR
2008
ACM
15 years 6 months ago
2008
ACM
The approach of using passage-level evidence for document retrieval has shown mixed results when it is applied to a variety of test beds with different characteristics. One main r...
186
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SIGIR
2008
ACM
15 years 6 months ago
2008
ACM
Several recent studies have found only a weak relationship between the performance of a retrieval system and the "success" achievable by human searchers. We hypothesize ...
176
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SIGIR
2008
ACM
15 years 6 months ago
2008
ACM
Negative relevance feedback is a special case of relevance feedback where we do not have any positive example; this often happens when the topic is difficult and the search result...
183
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IJCV
2007
15 years 6 months ago
2007
As an important geometric property of many structures or structural components, convexity plays an important role in computer vision and image understanding. In this paper, we desc...
194
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SIGIR
2008
ACM
15 years 6 months ago
2008
ACM
It is difficult to apply machine learning to new domains because often we lack labeled problem instances. In this paper, we provide a solution to this problem that leverages domai...