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AAAI
2008
14 years 11 months ago
Phase Transitions and Complexity of Weighted Satisfiability and Other Intractable Parameterized Problems
The study of random instances of NP complete and coNP complete problems has had much impact on our understanding of the nature of hard problems. In this work, we initiate an effor...
Yong Gao
ICCV
2011
IEEE
13 years 9 months ago
A String of Feature Graphs Model for Recognition of Complex Activities in Natural Videos
Videos usually consist of activities involving interactions between multiple actors, sometimes referred to as complex activities. Recognition of such activities requires modeling ...
Utkarsh Gaur, Yingying Zhu, Bi Song, Amit Roy-Chow...
HOTNETS
2010
14 years 4 months ago
Proteus: a topology malleable data center network
Full-bandwidth connectivity between all servers of a data center may be necessary for all-to-all traffic patterns, but such interconnects suffer from high cost, complexity, and en...
Ankit Singla, Atul Singh, Kishore Ramachandran, Le...
CCR
2008
85views more  CCR 2008»
14 years 9 months ago
On cycles in AS relationships
y be more complex than the course modeling abstraction we adopted in [2]. Real AS relationships may depend on a peering point, prefix, and even time [2]. For example, ISPs that dom...
Xenofontas A. Dimitropoulos, M. Ángeles Ser...
ENTCS
2010
94views more  ENTCS 2010»
14 years 9 months ago
Future Path-components in Directed Topology
The global states of complex systems often form pospaces, topological spaces equipped with compatible partial orders reflecting causal relationships between the states. The calcul...
Eric Goubault, Emmanuel Haucourt, Sanjeevi Krishna...