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STACS
2001
Springer
15 years 2 months ago
Small PCPs with Low Query Complexity
Most known constructions of probabilistically checkable proofs (PCPs) either blow up the proof size by a large polynomial, or have a high (though constant) query complexity. In thi...
Prahladh Harsha, Madhu Sudan
ICPP
2009
IEEE
15 years 4 months ago
Complexity Analysis and Performance Evaluation of Matrix Product on Multicore Architectures
The multicore revolution is underway, bringing new chips introducing more complex memory architectures. Classical algorithms must be revisited in order to take the hierarchical me...
Mathias Jacquelin, Loris Marchal, Yves Robert
CORR
2010
Springer
62views Education» more  CORR 2010»
14 years 10 months ago
Guessing Revisited: A Large Deviations Approach
The problem of guessing a random string is revisited and some prior results on guessing exponents are re-derived using the theory of large deviations. It is shown that if the seque...
Manjesh Kumar Hanawal, Rajesh Sundaresan
ASIACRYPT
1991
Springer
15 years 1 months ago
Limitations of the Even-Mansour Construction
In [1] a construction of a block cipher from a single pseudorandom permutation is proposed. In a complexity theoretical setting they prove that this scheme is secure against a pol...
Joan Daemen
JLP
2010
96views more  JLP 2010»
14 years 8 months ago
Implicit characterizations of FPTIME and NC revisited
Various simplified or improved, and partly corrected well-known implicit characterizations of the complexity classes FPTIME and NC are presented. Primarily, the interest is in si...
Karl-Heinz Niggl, Henning Wunderlich