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IPL
2010
158views more  IPL 2010»
13 years 2 months ago
Finding bipartite subgraphs efficiently
Polynomial algorithms are given for the following two problems:
Dhruv Mubayi, György Turán
JCT
2006
93views more  JCT 2006»
13 years 4 months ago
On the minimal degree implying equality of the largest triangle-free and bipartite subgraphs
Erdos posed the problem of finding conditions on a graph G that imply t(G) = b(G), where t(G) is the largest number of edges in a triangle-free subgraph and b(G) is the largest nu...
József Balogh, Peter Keevash, Benny Sudakov
DAM
2008
134views more  DAM 2008»
13 years 4 months ago
Efficient algorithms for finding critical subgraphs
This paper presents algorithms to find vertex-critical and edgecritical subgraphs in a given graph G, and demonstrates how these critical subgraphs can be used to determine the ch...
Christian Desrosiers, Philippe Galinier, Alain Her...
DAWAK
2006
Springer
13 years 8 months ago
Efficient Mining of Large Maximal Bicliques
Abstract. Many real world applications rely on the discovery of maximal biclique subgraphs (complete bipartite subgraphs). However, existing algorithms for enumerating maximal bicl...
Guimei Liu, Kelvin Sim, Jinyan Li
DAM
2008
123views more  DAM 2008»
13 years 4 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...