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» On the Values of Reducibility Candidates
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SEBD
2008
159views Database» more  SEBD 2008»
13 years 8 months ago
Profiling Sets for Preference Querying
We propose a logical framework for set preferences. Candidate sets are represented using profiles consisting of scalar features. This reduces set preferences to tuple preferences o...
Xi Zhang, Jan Chomicki
AUTOMATICA
2002
95views more  AUTOMATICA 2002»
13 years 7 months ago
Supervision of integral-input-to-state stabilizing controllers
The subject of this paper is hybrid control of nonlinear systems with large-scale uncertainty. We describe a high-level controller, called a "supervisor", which orchestr...
João P. Hespanha, Daniel Liberzon, A. Steph...
CCE
2010
13 years 4 months ago
A simple heuristic for reducing the number of scenarios in two-stage stochastic programming
In this work we address the problem of solving multiscenario optimization models that are deterministic equivalents of two-stage stochastic programs. We present a heuristic approx...
Ramkumar Karuppiah, Mariano Martín, Ignacio...
FSE
2008
Springer
141views Cryptology» more  FSE 2008»
13 years 9 months ago
Collisions for Step-Reduced SHA-256
In this article we find collisions for step-reduced SHA-256. We develop a differential that holds with high probability if the message satisfies certain conditions. We solve the eq...
Ivica Nikolic, Alex Biryukov
CIKM
2011
Springer
12 years 7 months ago
Block-based load balancing for entity resolution with MapReduce
The effectiveness and scalability of MapReduce-based implementations of complex data-intensive tasks depend on an even redistribution of data between map and reduce tasks. In the...
Lars Kolb, Andreas Thor, Erhard Rahm