Sciweavers

4581 search results - page 735 / 917
» Computing Transformation Semigroups
Sort
View
ICIP
2001
IEEE
16 years 8 months ago
Extraction of rotation invariant signature based on fractal geometry
In this paper, a new method of feature extraction with rotation invariant property is presented. One of the main contributions of this study is that a rotation invariant signature...
Yu Tao, Thomas R. Ioerger, Yuan Yan Tang
VIS
2007
IEEE
113views Visualization» more  VIS 2007»
16 years 7 months ago
Texture-based Feature Tracking for Effective Time-varying Data Visualization
Analyzing, visualizing, and illustrating changes within time-varying volumetric data is challenging due to the dynamic changes occurring between timesteps. The changes and variatio...
Jesus Caban, Alark Joshi, Penny Rheingans
VIS
2007
IEEE
103views Visualization» more  VIS 2007»
16 years 7 months ago
Generalized Streak Lines: Analysis and Visualization of Boundary Induced Vortices
Abstract--We present a method to extract and visualize vortices that originate from bounding walls of three-dimensional timedependent flows. These vortices can be detected using th...
Alexander Wiebel, Xavier Tricoche, Dominic Schne...
VIS
2004
IEEE
140views Visualization» more  VIS 2004»
16 years 7 months ago
Vector Wavelet Thresholding for Vector Field Denoising
Noise reduction is an important preprocessing step for many visualization techniques that make use of feature extraction. We propose a method for denoising 2-D vector fields that ...
Michel A. Westenberg, Thomas Ertl
VIS
2009
IEEE
224views Visualization» more  VIS 2009»
16 years 7 months ago
Game Engines for Visualization
Visualization is the transformation of data or information into pictures. The need for visualization has become more apparent as the amount of available information has increased ...
Nick Green, Alex Pang