60 search results - page 12 / 12 » Query point visibility computation in polygons with holes |
112
Voted
ALGOSENSORS
2007
Springer
15 years 6 months ago
2007
Springer
Abstract. We consider the problem of counting the number of indistinguishable targets using a simple binary sensing model. Our setting includes an unknown number of point targets i...
102
Voted
CGI
2003
IEEE
15 years 4 months ago
2003
IEEE
Location-aware mobile users need to access, query, and visualize, geographic information in a wide variety of applications including tourism, navigation, environmental management,...
142
Voted
CVPR
2003
IEEE
16 years 2 months ago
2003
IEEE
Monitoring activities using video data is an important surveillance problem. A special scenario is to learn the pattern of normal activities and detect abnormal events from a very...
125
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MM
2006
ACM
15 years 6 months ago
2006
ACM
Conventional wide-area video surveillance systems use a network of fixed cameras positioned close to locations of interest. We describe an alternative and flexible approach to w...
112
click to vote
PRICAI
2004
Springer
15 years 5 months ago
2004
Springer
We present a novel geometric model for robot mapping based on shape. Shape similarity measure and matching techniques originating from computer vision are specially redesigned for ...