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» Invariant representation in image processing
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ICIP
2005
IEEE
14 years 9 months ago
A dynamic Bezier curve model
Bezier curves (BC) are fundamental to a wide range of applications from computer-aided design through to object shape descriptions and surface mapping. Since BC only consider glob...
Ferdous Ahmed Sohel, Laurence S. Dooley, Gour C. K...
ASSETS
2009
ACM
14 years 2 months ago
Instant tactile-audio map: enabling access to digital maps for people with visual impairment
In this paper, we propose an automatic approach, complete with a prototype system, for supporting instant access to maps for local navigation by people with visual impairment. The...
Zheshen Wang, Baoxin Li, Terri Hedgpeth, Teresa Ha...
CIS
2008
Springer
14 years 1 months ago
Multiperspective Modeling and Rendering Using General Linear Cameras
We present a General Linear Camera (GLC) model that unifies many previous camera models into a single representation. The GLC model is capable of describing all perspective (pinhol...
Jingyi Yu, Yuanyuan Ding, and Leonard McMillan
VMV
2001
131views Visualization» more  VMV 2001»
13 years 9 months ago
Shape Model and Threshold Extraction via Shape Gradients
Shape information is utilized by numerous applications in computer vision, scientific visualization and computer graphics. This paper presents a novel algorithm for exploring and ...
Roger C. Tam, Alain Fournier
SIP
2003
13 years 9 months ago
Polyphase Antialiasing in Enlargements
Changing resolution of images is a common operation. It is also common to use simple, i.e., small interpolation kernels satisfying some ”smoothness” qualities that are determi...
Daniel Seidner