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SECON
2007
IEEE
16 years 14 days ago
OPERA: An Optimal Progressive Error Recovery Algorithm for Wireless Sensor Networks
—Wireless Sensor Networks (WSNs) require robustness against channel induced errors while retransmission based schemes prove too costly for energy constrained sensor nodes. Channe...
Saad B. Qaisar, Hayder Radha
CRYPTO
2007
Springer
134views Cryptology» more  CRYPTO 2007»
16 years 11 days ago
Domain Extension of Public Random Functions: Beyond the Birthday Barrier
A public random function is a random function that is accessible by all parties, including the adversary. For example, a (public) random oracle is a public random function {0, 1}â...
Ueli M. Maurer, Stefano Tessaro
EVOW
2007
Springer
16 years 11 days ago
Overcompressing JPEG Images with Evolution Algorithms
Abstract. Overcompression is the process of post-processing compressed images to gain either further size reduction or improved quality. This is made possible by the fact that the ...
Jacques Lévy Véhel, Franklin Mendivi...
ICALP
2007
Springer
16 years 11 days ago
Separating Deterministic from Nondeterministic NOF Multiparty Communication Complexity
d Abstract) Paul Beame1, , Matei David2, , Toniann Pitassi2, , and Philipp Woelfel2,† 1 University of Washington 2 University of Toronto Abstract. We solve some fundamental probl...
Paul Beame, Matei David, Toniann Pitassi, Philipp ...
ACISP
2006
Springer
16 years 6 days ago
On Exact Algebraic [Non-]Immunity of S-Boxes Based on Power Functions
In this paper we are interested in algebraic immunity of several well known highly-nonlinear vectorial Boolean functions (or Sboxes), designed for block and stream ciphers. Unfortu...
Nicolas Courtois, Blandine Debraize, Eric Garrido