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CP
2007
Springer
16 years 10 days ago
Structural Relaxations by Variable Renaming and Their Compilation for Solving MinCostSAT
Searching for optimal solutions to a problem using lower bounds obtained from a relaxation is a common idea in Heuristic Search and Planning. In SAT and CSPs, however, explicit rel...
Miquel Ramírez, Hector Geffner
TCC
2007
Springer
89views Cryptology» more  TCC 2007»
16 years 8 days ago
On Secret Sharing Schemes, Matroids and Polymatroids
Abstract. One of the main open problems in secret sharing is the characterization of the access structures of ideal secret sharing schemes. As a consequence of the results by Brick...
Jaume Martí-Farré, Carles Padr&oacut...
ANCS
2005
ACM
15 years 11 months ago
Group round robin: improving the fairness and complexity of packet scheduling
We present Group Round-Robin (GRR) scheduling, a hybrid fair packet scheduling framework based on a grouping strategy that narrows down the traditional trade-off between fairness ...
Bogdan Caprita, Jason Nieh, Wong Chun Chan
PLDI
2004
ACM
15 years 11 months ago
Balancing register allocation across threads for a multithreaded network processor
+ Modern network processors employ multi-threading to allow concurrency amongst multiple packet processing tasks. We studied the properties of applications running on the network p...
Xiaotong Zhuang, Santosh Pande
PODC
2004
ACM
15 years 11 months ago
Gradient clock synchronization
We introduce the distributed gradient clock synchronization problem. As in traditional distributed clock synchronization, we consider a network of nodes equipped with hardware clo...
Rui Fan, Nancy A. Lynch