Sciweavers

486 search results - page 73 / 98
» Improved upper bounds for 3-SAT
Sort
View
PODC
2005
ACM
14 years 2 months ago
Proof labeling schemes
The problem of verifying a Minimum Spanning Tree (MST) was introduced by Tarjan in a sequential setting. Given a graph and a tree that spans it, the algorithm is required to check...
Amos Korman, Shay Kutten, David Peleg
CRYPTO
2001
Springer
111views Cryptology» more  CRYPTO 2001»
14 years 29 days ago
On the Cost of Reconstructing a Secret, or VSS with Optimal Reconstruction Phase
Consider a scenario where an l-bit secret has been distributed among n players by an honest dealer using some secret sharing scheme. Then, if all players behave honestly, the secre...
Ronald Cramer, Ivan Damgård, Serge Fehr
SODA
2010
ACM
215views Algorithms» more  SODA 2010»
14 years 5 months ago
Compact Ancestry Labeling Schemes for XML Trees
An ancestry labeling scheme labels the nodes of any tree in such a way that ancestry queries between any two nodes can be answered just by looking at their corresponding labels. T...
Fraigniaud Pierre, Korman Amos
KDD
2009
ACM
163views Data Mining» more  KDD 2009»
14 years 9 months ago
Large-scale graph mining using backbone refinement classes
We present a new approach to large-scale graph mining based on so-called backbone refinement classes. The method efficiently mines tree-shaped subgraph descriptors under minimum f...
Andreas Maunz, Christoph Helma, Stefan Kramer
TWC
2008
106views more  TWC 2008»
13 years 8 months ago
Spatial Multiplexing Architectures with Jointly Designed Rate-Tailoring and Ordered BLAST Decoding - Part I: Diversity-Multiplex
Abstract-- The V-BLAST (vertical Bell Labs layered Space-Time) architecture involves independent coding/decoding per antenna (layer) with equal rate and power per antenna and a fix...
Yi Jiang, Mahesh K. Varanasi