2911 search results - page 455 / 583 » A Theory of Expressiveness in Mechanisms |
147
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Publication
Most e-learning environments which utilize user feedback or profiles, collect such information based on questionnaires, resulting very often in incomplete answers, and sometimes de...
155
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INFOCOM
2012
IEEE
13 years 4 months ago
2012
IEEE
—Spectrum sharing is an emerging mechanism to resolve the conflict between the spectrum scarcity and the growing demands for the wireless broadband access. In this paper we inve...
139
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KDD
2012
ACM
13 years 4 months ago
2012
ACM
In order to minimize redundancy and optimize coverage of multiple user interests, search engines and recommender systems aim to diversify their set of results. To date, these dive...
103
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ICPR
2008
IEEE
16 years 2 months ago
2008
IEEE
Recently, psychological studies showed that averaging human face images greatly improves the performance of face recognition under various pose, illumination, expression, and/or a...
126
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ICPR
2006
IEEE
16 years 2 months ago
2006
IEEE
In this paper, a robust technique is proposed to detect and track a set of twenty-eight prominent facial features under various facial expressions and face orientations in real-ti...