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SIGGRAPH
1987
ACM
15 years 10 months ago
Generating antialiased images at low sampling densities
Ray tracing produces point samples of an image from a 3-D model. Constructing an antialiased digital picture from point samples is difficult without resorting to extremely high sa...
Don P. Mitchell
CVPR
2010
IEEE
15 years 10 months ago
Fast pattern matching using orthogonal Haar transform
Pattern matching is a widely used procedure in signal processing, computer vision, image and video processing. Recently, methods using Walsh Hadamard Transform (WHT) and Gray-Code...
Wanli Ouyang, Renqi Zhang, Cham Wai-Kuen
VISSYM
2007
15 years 9 months ago
Animation of Orthogonal Texture-Based Vector Field Visualization
This paper introduces orthogonal vector field visualization on 2D manifolds: a representation by lines that are perpendicular to the input vector field. Line patterns are generate...
Sven Bachthaler, Daniel Weiskopf
AAAI
2008
15 years 9 months ago
Exploiting Causal Independence Using Weighted Model Counting
Previous studies have demonstrated that encoding a Bayesian network into a SAT-CNF formula and then performing weighted model counting using a backtracking search algorithm can be...
Wei Li 0002, Pascal Poupart, Peter van Beek
AAAI
2008
15 years 9 months ago
Automatic Extraction of Data Points and Text Blocks from 2-Dimensional Plots in Digital Documents
Two dimensional plots (2-D) in digital documents on the web are an important source of information that is largely under-utilized. In this paper, we outline how data and text can ...
Saurabh Kataria, William Browuer, Prasenjit Mitra,...
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