422 search results - page 83 / 85 » Evaluating Passage Retrieval Approaches for Question Answeri... |
SIGIR
2010
ACM
13 years 11 months ago
2010
ACM
The context of a search query often provides a search engine meaningful hints for answering the current query better. Previous studies on context-aware search were either focused ...
CVPR
2007
IEEE
14 years 9 months ago
2007
IEEE
This paper examines the problem of detecting changes in a 3-d scene from a sequence of images, taken by cameras with arbitrary but known pose. No prior knowledge of the state of n...
ICCV
2007
IEEE
14 years 9 months ago
2007
IEEE
Temporal segmentation of facial gestures in spontaneous facial behavior recorded in real-world settings is an important, unsolved, and relatively unexplored problem in facial imag...
CHI
2002
ACM
14 years 7 months ago
2002
ACM
It is difficult to interact with computer displays that are across the room. A popular approach is to use laser pointers tracked by a camera, but interaction techniques using lase...
CN
2007
13 years 7 months ago
2007
Recently, a moderate amount of work has been reported on the use of overlay networks to support value-added network services, such as multicasting, Quality of Service (QoS), secur...