23988 search results - page 4266 / 4798 » Social Network Computing |
225
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CVPR
2010
IEEE
16 years 3 months ago
2010
IEEE
In this paper, we propose a novel supervised hierarchical sparse coding model based on local image descriptors for classification tasks. The supervised dictionary training is perf...
176
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CHI
2010
ACM
16 years 2 months ago
2010
ACM
Although network bandwidth has increased dramatically, high-resolution images often take several seconds to load, and considerably longer on mobile devices over wireless connectio...
205
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CHI
2010
ACM
16 years 2 months ago
2010
ACM
People now routinely carry radio frequency identification (RFID) tags – in passports, driver’s licenses, credit cards, and other identifying cards – where nearby RFID reader...
182
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SAC
2010
ACM
16 years 2 months ago
2010
ACM
We study the fifo and causal multicast problem, two group-communication abstractions that deliver messages in an order consistent with their context. With fifo multicast, the co...
202
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CVPR
2009
IEEE
16 years 2 months ago
2009
IEEE
While video-based activity analysis and recognition has received much attention, existing body of work mostly deals with single object/person case. Coordinated multi-object activi...