Sciweavers

3499 search results - page 440 / 700
» On the local optimality of LambdaRank
Sort
View
VIS
2007
IEEE
199views Visualization» more  VIS 2007»
16 years 8 months ago
Topology, Accuracy, and Quality of Isosurface Meshes Using Dynamic Particles
Abstract-This paper describes a method for constructing isosurface triangulations of sampled, volumetric, three-dimensional scalar fields. The resulting meshes consist of triangles...
Miriah Meyer, Robert M. Kirby, Ross Whitaker
ICPR
2004
IEEE
16 years 7 months ago
Human Perception Based Color Image Quantization
We present a new algorithm for color image quantization based on human color perception properties. We construct two kinds of map by analyzing the spatial color distributions to t...
In-So Kweon, Kuk-Jin Yoon
DCC
2007
IEEE
16 years 6 months ago
Spectral Predictors
Many scientific, imaging, and geospatial applications produce large high-precision scalar fields sampled on a regular grid. Lossless compression of such data is commonly done usin...
Lorenzo Ibarria, Peter Lindstrom, Jarek Rossignac
CBMS
2009
IEEE
16 years 1 months ago
Comparative study of spine vertebra shape retrieval using learning-based feature selection
Feature extraction and selection are two important steps for shape retrieval. Given a data set, a set of features which describe the shape property from different aspects are extr...
Haiying Guan, Sameer Antani, L. Rodney Long, Georg...
SAC
2009
ACM
16 years 1 months ago
A gradient oriented recombination scheme for evolution strategies
This paper proposes a novel recombination scheme for evolutionary algorithms, which can guide the new population generation towards the maximum increase of the objective function....
Haifeng Chen, Guofei Jiang