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» A New Anti-Aliasing Algorithm for Computer Graphics Images
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SAC
2011
ACM
14 years 11 months ago
A quasi-Newton acceleration for high-dimensional optimization algorithms
Abstract In many statistical problems, maximum likelihood estimation by an EM or MM algorithm suffers from excruciatingly slow convergence. This tendency limits the application of ...
Hua Zhou, David Alexander, Kenneth Lange
EGITALY
2006
15 years 6 months ago
Compressed SVG Representation of Raster Images Vectorized by DDT Triangulation
This paper presents a portable compression algorithm applied to raster data images properly triangulated by using DDT (Data Dependent Triangulation). In particular the input sourc...
Sebastiano Battiato, Francesco Greco, Salvatore Ni...
SIGGRAPH
2010
ACM
15 years 9 months ago
Apparent display resolution enhancement for moving images
Limited spatial resolution of current displays makes the depiction of very fine spatial details difficult. This work proposes a novel method applied to moving images that takes ...
Piotr Didyk, Elmar Eisemann, Tobias Ritschel, Karo...
SIBGRAPI
2000
IEEE
15 years 9 months ago
On Estimating Local Geometric Properties of Intersection Curves
This paper presents a simple and robust algorithm for estimating the local geometric properties of intersection curves, namely the tangent, normal, binormal, curvature and torsion ...
Shin-Ting Wu, Osmar Aléssio, Sueli I. Rodri...
DCC
1993
IEEE
15 years 9 months ago
Minimizing Error and VLSI Complexity in the Multiplication-Free Approximation of Arithmetic Coding
Two new algorithms for performing arithmetic coding without employing multiplication are presented. The first algorithm, suitable for an alphabet of arbitrary size, reduces the wo...
Gennady Feygin, P. Glenn Gulak, Paul Chow