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ICPR
2002
IEEE
15 years 11 months ago
Self-Calibration of a Camera from Video of a Walking Human
Analysis of human activity from a video camera is simplified by the knowledge of the camera’s intrinsic and extrinsic parameters. We describe a technique to estimate such param...
Fengjun Lv, Tao Zhao, Ramakant Nevatia
DAGM
2001
Springer
15 years 11 months ago
A Probabilistic Approach to Simultaneous Segmentation, Object Recognition, 3D Localization, and Tracking Using Stereo
Vision systems for service robotics applications have to cope with varying environmental conditions, partial occlusions, complex backgrounds and a large number of distractors (clut...
Georg von Wichert
IEAAIE
2004
Springer
15 years 11 months ago
A New Edge-Grouping Algorithm for Multiple Complex Objects Localization
We present a new algorithm that provides an efficient localization method of elliptic industrial objects. Our proposed feature extraction inherits edge grouping approaches. But ins...
Yuichi Motai
VMV
2004
103views Visualization» more  VMV 2004»
15 years 7 months ago
Hardware-accelerated ambient occlusion computation
In this paper, we present a novel, hardwareaccelerated approach to compute the visibility between surface points and directional light sources. Thus, our method provides a first-o...
Mirko Sattler, Ralf Sarlette, Gabriel Zachmann, Re...
EGH
2009
Springer
15 years 4 months ago
Stream compaction for deferred shading
The GPU leverages SIMD efficiency when shading because it rasterizes a triangle at a time, running the same shader on all of its fragments. Ray tracing sacrifices this shader cohe...
Jared Hoberock, Victor Lu, Yuntao Jia, John C. Har...