Sciweavers

1695 search results - page 153 / 339
» Linear, Polynomial or Exponential
Sort
View
ICDE
2006
IEEE
149views Database» more  ICDE 2006»
16 years 6 months ago
An Efficient XPath Query Processor for XML Streams
Streaming XPath evaluation algorithms must record a potentially exponential number of pattern matches when both predicates and descendant axes are present in queries, and the XML ...
Yi Chen, Susan B. Davidson, Yifeng Zheng
STOC
2005
ACM
146views Algorithms» more  STOC 2005»
16 years 5 months ago
Approximation algorithms for combinatorial auctions with complement-free bidders
We exhibit three approximation algorithms for the allocation problem in combinatorial auctions with complement free bidders. The running time of these algorithms is polynomial in ...
Shahar Dobzinski, Noam Nisan, Michael Schapira
DCC
2004
IEEE
16 years 4 months ago
Efficient Bit Allocation for Dependent Video Coding
A steepest descent based bit allocation method with polynomial iteration complexity for minimizing the sum of frame distortions under a total bit rate constraint is presented for ...
Yegnaswamy Sermadevi, Sheila S. Hemami
CTRSA
2010
Springer
212views Cryptology» more  CTRSA 2010»
15 years 11 months ago
Fault Attacks Against emv Signatures
At ches 2009, Coron, Joux, Kizhvatov, Naccache and Paillier (cjknp) exhibited a fault attack against rsa signatures with partially known messages. This attack allows factoring the ...
Jean-Sébastien Coron, David Naccache, Mehdi...
WIA
2009
Springer
15 years 11 months ago
Implementation of State Elimination Using Heuristics
Abstract. State elimination is an intuitive and easy-to-implement algorithm that computes a regular expression from a finite-state automaton (FA). The size of a regular expression...
Jae-Hee Ahn, Yo-Sub Han