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TVCG
2011
146views more  TVCG 2011»
14 years 4 months ago
Visibility Histograms and Visibility-Driven Transfer Functions
—Direct volume rendering is an important tool for visualizing complex data sets. However, in the process of generating 2D images from 3D data, information is lost in the form of ...
Carlos D. Correa, Kwan-Liu Ma
FUIN
2006
81views more  FUIN 2006»
14 years 9 months ago
Indexing Schemes for Similarity Search: an Illustrated Paradigm
We suggest a variation of the Hellerstein-Koutsoupias--Papadimitriou indexability model for datasets equipped with a similarity measure, with the aim of better understanding the s...
Vladimir Pestov, Aleksandar Stojmirovic
ICALP
1992
Springer
15 years 1 months ago
On Nearest-Neighbor Graphs
The "nearest neighbor" relation, or more generally the "k nearest neighbors" relation, defined for a set of points in a metric space, has found many uses in co...
Mike Paterson, F. Frances Yao
GECCO
2007
Springer
174views Optimization» more  GECCO 2007»
15 years 3 months ago
Geometric crossovers for real-code representation
Geometric crossover is a representation-independent generalization of the class of traditional mask-based crossover for binary strings. It is based on the distance of the search s...
Yourim Yoon, Yong-Hyuk Kim, Alberto Moraglio, Byun...
PAMI
2006
141views more  PAMI 2006»
14 years 9 months ago
Diffusion Maps and Coarse-Graining: A Unified Framework for Dimensionality Reduction, Graph Partitioning, and Data Set Parameter
We provide evidence that non-linear dimensionality reduction, clustering and data set parameterization can be solved within one and the same framework. The main idea is to define ...
Stéphane Lafon, Ann B. Lee