4557 search results - page 553 / 912 » A performance evaluation of local descriptors |
229
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SIGIR
2011
ACM
14 years 9 months ago
2011
ACM
We study how to best use crowdsourced relevance judgments learning to rank [1, 7]. We integrate two lines of prior work: unreliable crowd-based binary annotation for binary classi...
189
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SIGIR
2011
ACM
14 years 9 months ago
2011
ACM
Methods for fusing document lists that were retrieved in response to a query often use retrieval scores (or ranks) of documents in the lists. We present a novel probabilistic fusi...
234
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SIGMOD
2011
ACM
14 years 9 months ago
2011
ACM
Due to the complexity of graph query languages, the need for visual query interfaces that can reduce the burden of query formulation is fundamental to the spreading of graph data ...
211
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ICCV
2011
IEEE
14 years 6 months ago
2011
IEEE
Effective and efficient generation of keypoints from an image is a well-studied problem in the literature and forms the basis of numerous Computer Vision applications. Establishe...
302
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GIS
2007
ACM
16 years 7 months ago
2007
ACM
Continuous spatial queries posted within an environment of moving objects produce as their results a time-varying set of objects. In the most ambitious case both queries and data ...