Sciweavers

1258 search results - page 178 / 252
» 3-D Model Construction Using Range and Image Data
Sort
View
SG
2007
Springer
15 years 10 months ago
Lighting-by-Example with Wavelets
Automatic lighting design aims to provide users with semi-automated approaches, and easy-to-use tools, to configure lighting for 3D scenes. We present LIGHTOPEX the first fully aut...
Hai Nam Ha, Patrick Olivier
ICCV
2003
IEEE
16 years 5 months ago
Nonmetric Lens Distortion Calibration: Closed-form Solutions, Robust Estimation and Model Selection
This paper addresses the problem of calibrating camera lens distortion, which can be signi?cant in medium to wide angle lenses. While almost all existing nonmetric distortion cali...
Moumen T. El-Melegy, Aly A. Farag
123
Voted
ICMCS
2005
IEEE
90views Multimedia» more  ICMCS 2005»
15 years 9 months ago
Eye Detection Under Unconstrained Background by the Terrain Feature
Locating eyes in face images is an important step for automatic face analysis and recognition. In this paper, we present a novel approach for eye detection without finding the fa...
Jun Wang, Lijun Yin
138
Voted
SIGGRAPH
1999
ACM
15 years 8 months ago
Rendering with Concentric Mosaics
This paper presents a novel 3D plenoptic function, which we call concentric mosaics. We constrain camera motion to planar concentric circles, and create concentric mosaics using a...
Heung-Yeung Shum, Li-wei He
219
Voted
TIP
1998
456views more  TIP 1998»
13 years 12 months ago
Snakes, Shapes, and Gradient Vector Flow
Snakes, or active contours, are used extensively in computer vision and image processing applications, particularly to locate object boundaries. Problems associated with initiali...
Chenyang Xu, Jerry L. Prince