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DAM
2002
91views more  DAM 2002»
13 years 9 months ago
NeST graphs
We establish results on NeST graphs (intersection tolerance graphs of neighborhood subtrees of a tree) and several subclasses. In particular, we show the equivalence of proper NeS...
Ryan B. Hayward, Paul E. Kearney, Andrew J. Malton
AAAI
2004
13 years 10 months ago
Structured Duplicate Detection in External-Memory Graph Search
We consider how to use external memory, such as disk storage, to improve the scalability of heuristic search in statespace graphs. To limit the number of slow disk I/O operations,...
Rong Zhou, Eric A. Hansen
DAM
2008
123views more  DAM 2008»
13 years 9 months ago
Polar cographs
Polar graphs are a natural extension of some classes of graphs like bipartite graphs, split graphs and complements of bipartite graphs. A graph is (s, k)-polar if there exists a pa...
Tinaz Ekim, Nadimpalli V. R. Mahadev, Dominique de...
PAMI
2006
137views more  PAMI 2006»
13 years 9 months ago
Isoperimetric Graph Partitioning for Image Segmentation
Spectral graph partitioning provides a powerful approach to image segmentation. We introduce an alternate idea that finds partitions with a small isoperimetric constant, requiring ...
Leo Grady, Eric L. Schwartz
EC
2007
118views ECommerce» more  EC 2007»
13 years 9 months ago
Geometric Crossovers for Multiway Graph Partitioning
Geometric crossover is a representation-independent generalization of the traditional crossover defined using the distance of the solution space. By choosing a distance firmly r...
Alberto Moraglio, Yong-Hyuk Kim, Yourim Yoon, Byun...