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JCO
2007
130views more  JCO 2007»
13 years 4 months ago
On edge orienting methods for graph coloring
We consider the problem of orienting the edges of a graph so that the length of a longest path in the resulting digraph is minimum. As shown by Gallai, Roy and Vitaver, this edge ...
Bernard Gendron, Alain Hertz, Patrick St-Louis
GD
2006
Springer
13 years 8 months ago
Parameterized st -Orientations of Graphs: Algorithms and Experiments
st-orientations (st-numberings) or bipolar orientations of undirected graphs are central to many graph algorithms and applications. Several algorithms have been proposed in the pas...
Charalampos Papamanthou, Ioannis G. Tollis
ASPDAC
2004
ACM
112views Hardware» more  ASPDAC 2004»
13 years 10 months ago
Longest path selection for delay test under process variation
- Under manufacturing process variation, a path through a fault site is called longest for delay test if there exists a process condition under which the path has the maximum delay...
Xiang Lu, Zhuo Li, Wangqi Qiu, D. M. H. Walker, We...
FPGA
2005
ACM
80views FPGA» more  FPGA 2005»
13 years 10 months ago
Simultaneous timing-driven placement and duplication
Logic duplication is an effective method for improving circuit performance. In this paper we present an algorithm named SPD that performs simultaneous placement and duplication to...
Gang Chen, Jason Cong
ASPDAC
2006
ACM
230views Hardware» more  ASPDAC 2006»
13 years 10 months ago
Statistical Bellman-Ford algorithm with an application to retiming
— Process variations in digital circuits make sequential circuit timing validation an extremely challenging task. In this paper, a Statistical Bellman-Ford (SBF) algorithm is pro...
Mongkol Ekpanyapong, Thaisiri Watewai, Sung Kyu Li...