4557 search results - page 865 / 912 » A performance evaluation of local descriptors |
192
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SIGCOMM
2009
ACM
16 years 19 days ago
2009
ACM
People increasingly generate content on their mobile devices and upload it to third-party services such as Facebook and Google Latitude for sharing and backup purposes. Although t...
151
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SIGIR
2009
ACM
16 years 19 days ago
2009
ACM
Pseudo relevance feedback (PRF), which has been widely applied in IR, aims to derive a distribution from the top n pseudo relevant documents D. However, these documents are often ...
158
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SIGIR
2009
ACM
16 years 19 days ago
2009
ACM
Pseudo-relevance feedback (PRF) via query-expansion has been proven to be effective in many information retrieval (IR) tasks. In most existing work, the top-ranked documents from...
147
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SOUPS
2009
ACM
16 years 19 days ago
2009
ACM
Authentication systems for public terminals – and thus public spaces – have to be fast, easy and secure. Security is of utmost importance since the public setting allows manif...
168
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CGO
2008
IEEE
16 years 18 days ago
2008
IEEE
Liveness analysis is an important analysis in optimizing compilers. Liveness information is used in several optimizations and is mandatory during the code-generation phase. Two dr...