117 search results - page 19 / 24 » Surveillance camera scheduling: a virtual vision approach |
CVPR
2008
IEEE
16 years 1 months ago
2008
IEEE
Studies support the need for high resolution imagery to identify persons in surveillance videos[13]. However, the use of telephoto lenses sacrifices a wider field of view and ther...
109
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CVPR
2006
IEEE
15 years 3 months ago
2006
IEEE
Outdoor imaging is plagued by poor visibility conditions due to atmospheric scattering, particularly in haze. A major problem is spatially-varying reduction of contrast by stray r...
117
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TVCG
2012
13 years 2 months ago
2012
—Motion perception in immersive virtual environments significantly differs from the real world. For example, previous work has shown that users tend to underestimate travel dista...
ECCV
2008
Springer
16 years 1 months ago
2008
Springer
The range of scene depths that appear focused in an image is known as the depth of field (DOF). Conventional cameras are limited by a fundamental trade-off between depth of field a...
103
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ECCV
2004
Springer
16 years 1 months ago
2004
Springer
Abstract. We investigate the influence of the mirror shape on the imaging quality of catadioptric sensors. For axially symmetrical mirrors we calculate the locations of the virtual...