225 search results - page 5 / 45 » Real-time Computation of Area Shadows - A Geometrical Algori... |
ICPR
2002
IEEE
13 years 10 months ago
2002
IEEE
We present a fast method for locating iris features in frontal face images based on the Hough transform. It consists of an initial iris detection step and a tracking step which us...
DAGSTUHL
2010
13 years 6 months ago
2010
We apply Knoll et al.'s algorithm [9] to interactively ray-cast constructive solid geometry (CSG) objects of arbitrary primitives represented as implicit functions. Whereas m...
RT
2000
Springer
13 years 8 months ago
2000
Springer
Soft shadows and penumbra regions generated by extended light sources such as linear and area lights are visual effects that significantly contribute to the realism of a scene. In ...
RTSS
2006
IEEE
13 years 11 months ago
2006
IEEE
In many applications we can deploy large number of sensors spanning wide geographical areas, to monitor environmental phenomena. The analysis of the data collected by such sensor ...
ICRA
2002
IEEE
13 years 10 months ago
2002
IEEE
Abstract—Many applications require continuous monitoring of a moving target by a controllable vision system. Although the goal of tracking objects is not new, traditional techniq...