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» Invariant representation in image processing
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ICIP
2005
IEEE
15 years 11 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
15 years 4 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
15 years 3 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»
14 years 11 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
14 years 11 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