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ICPR
2008
IEEE
14 years 1 months ago
Navigation using a spherical camera
A novel group theoretical method is proposed for autonomous navigation based on a spherical image camera. The environment of a robot is captured on a sphere. The three dimensional...
Raman Arora, Harish Parthasarathy
VISUALIZATION
2003
IEEE
14 years 20 days ago
A Texture-Based Framework for Spacetime-Coherent Visualization of Time-Dependent Vector Fields
We propose Unsteady Flow Advection–Convolution (UFAC) as a novel visualization approach for unsteady flows. It performs time evolution governed by pathlines, but builds spatial...
Daniel Weiskopf, Gordon Erlebacher, Thomas Ertl
CVPR
2006
IEEE
14 years 9 months ago
Multi-Camera Scene Flow by Tracking 3-D Points and Surfels
Scene flow represents the 3-D motion of points in the scene, just as optical flow is related to their 2-D motion in the images. As opposed to classical methods which compute scene...
Frederic Devernay, Diana Mateus, Matthieu Guilbert
VIS
2004
IEEE
168views Visualization» more  VIS 2004»
14 years 8 months ago
On the Role of Color in the Perception of Motion in Animated Visualizations
Although luminance contrast plays a predominant role in motion perception, significant additional effects are introduced by chromatic contrasts. In this paper, relevant results fr...
Daniel Weiskopf
MVA
2007
139views Computer Vision» more  MVA 2007»
13 years 8 months ago
A Method for Estimating Rigid Object Motion Using Regularized Scene Flow
In this paper, we propose a method for estimating object motion by three-dimensional scene flow using multiple cameras. The scene flow is regularized by applying subspace constr...
Hiroki Mizuno, Hironobu Fujiyoshi