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ICCHP
2010
Springer
15 years 11 months ago
Real-Time Walk Light Detection with a Mobile Phone
Crossing an urban traffic intersection is one of the most dangerous activities of a blind or visually impaired person's travel. Building on past work by the authors on the iss...
Volodymyr Ivanchenko, James Coughlan, Huiying Shen
RT
2001
Springer
15 years 10 months ago
Interactive Rendering of Trees with Shading and Shadows
The goal of this paper is the interactive rendering of 3D trees covering a landscape, with shading and shadows consistent with the lighting conditions. We propose a new IBR represe...
Alexandre Meyer, Fabrice Neyret, Pierre Poulin
RT
2001
Springer
15 years 10 months ago
Path Differentials and Applications
Abstract. Photo-realistic rendering algorithms such as Monte Carlo ray tracing sample individual paths to compute images. Noise and aliasing artefacts are usually reduced by supers...
Frank Suykens, Yves D. Willems
CVPR
2000
IEEE
15 years 10 months ago
Segmentation with Invisible Keying Signal
Croma keying is the process of segmenting objects from images and video using color cues. A blue (or green) screen placed behind an object during recording is used in special effe...
Moshe Ben-Ezra
CVPR
2000
IEEE
15 years 10 months ago
Step towards Sequence-to-Sequence Alignment
This paper presents an approach for establishing correspondencesin time and in space between two differentvideo sequences of the same dynamic scene, recorded by stationary uncalib...
Yaron Caspi, Michal Irani