Sciweavers

418 search results - page 54 / 84
» Computational Geometry of Contour Extraction
Sort
View
ISVC
2010
Springer
14 years 7 months ago
Analysis of Time Domain Information for Footstep Recognition
This paper reports an experimental analysis of footsteps as a biometric. The focus here is on information extracted from the time domain of signals collected from an array of piezo...
Rubén Vera-Rodríguez, John S. D. Mas...
BMVC
2000
14 years 11 months ago
Invariant Characterization of the Hough Transform for Pose Estimation of Arbitrary Shapes
We develop a new formulation for including invariance in a general form of the Hough transform. We first develop a formal definition of the Hough transform mapping for arbitrary s...
Alberto S. Aguado, Eugenia Montiel, Mark S. Nixon
ICCV
1999
IEEE
15 years 11 months ago
Photometric Surface Analysis in a Tri-Luminal Environment
Methods for the analysis of images of the same scene taken under three different lighting conditions are illustrated. A technique that separates the effects of geometry and surfac...
Elli Angelopoulou, James P. Williams
ICCV
2003
IEEE
15 years 3 months ago
A Cylindrical Surface Model to Rectify the Bound Document Image
This article proposes a novel approach on how to rectify the photo image of the bound document. The surface of the document is modeled by a cylindrical surface. By the geometry of...
Huaigu Cao, Xiaoqing Ding, Changsong Liu
VISSYM
2007
15 years 5 days ago
Flexible And Topologically Localized Segmentation
One of the most common visualization tasks is the extraction of significant boundaries, often performed with isosurfaces or level set segmentation. Isosurface extraction is simple...
Gunnar Johansson, Ken Museth, Hamish Carr