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AAIM
2008
Springer
131views Algorithms» more  AAIM 2008»
15 years 3 months ago
Approximating Maximum Edge 2-Coloring in Simple Graphs Via Local Improvement
We present a polynomial-time approximation algorithm for legally coloring as many edges of a given simple graph as possible using two colors. It achieves an approximation ratio of ...
Zhi-Zhong Chen, Ruka Tanahashi
AAIM
2007
Springer
127views Algorithms» more  AAIM 2007»
15 years 3 months ago
An Improved Approximation Algorithm for Maximum Edge 2-Coloring in Simple Graphs
We present a polynomial-time approximation algorithm for legally coloring as many edges of a given simple graph as possible using two colors. It achieves an approximation ratio of...
Zhi-Zhong Chen, Ruka Tanahashi
GLOBECOM
2006
IEEE
15 years 3 months ago
Performance Enhancement in OBS Network with Flow Control and Edge Delay Method
— This paper examines burst contention resolution problems in optical burst switching (OBS) networks. Since burst contentions take place i) when the network is congested by incre...
Won-Seok Park, Minsu Shin, Song Chong
ENDM
2002
107views more  ENDM 2002»
14 years 9 months ago
Edge-Colorings of Complete Graphs that Avoid Polychromatic Trees
Given a positive integer n and a family F of graphs, let R(n, F) denote the maximum number of colors in an edge-coloring of Kn such that no subgraph of Kn belonging to F has disti...
Tao Jiang, Douglas B. West
COCOON
2009
Springer
15 years 4 months ago
A Fast Algorithm for Computing a Nearly Equitable Edge Coloring with Balanced Conditions
We discuss the nearly equitable edge coloring problem on a multigraph and propose an efficient algorithm for solving the problem, which has a better time complexity than the previ...
Akiyoshi Shioura, Mutsunori Yagiura