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» The Complexity of Futile Questioning
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WSC
2000
13 years 11 months ago
On simulation model complexity
Nowadays the size and complexity of models is growing more and more, forcing modelers to face some problems that they were not accustomed to. Before trying to study ways to deal w...
Leonardo Chwif, Marcos Ribeiro Pereira Barretto, R...
RTSS
1998
IEEE
14 years 1 months ago
Membership Questions for Timed and Hybrid Automata
Timed and hybrid automata are extensions of finite-state machines for formal modeling of embedded systems with both discrete and continuous components. Reachability problems for t...
Rajeev Alur, Robert P. Kurshan, Mahesh Viswanathan
CIKM
2008
Springer
13 years 11 months ago
Cache-aware load balancing for question answering
The need for high performance and throughput Question Answering (QA) systems demands for their migration to distributed environments. However, even in such cases it is necessary t...
David Dominguez-Sal, Mihai Surdeanu, Josep Aguilar...
AWIC
2003
Springer
14 years 2 months ago
From Search Engines to Question-Answering Systems - The Need for New Tools
Abstract Search engines, with Google at the top, have many remarkable capabilities. But what is not among them is the deduction capability—the capability to synthesize an answer ...
Lotfi A. Zadeh
APAL
2006
64views more  APAL 2006»
13 years 9 months ago
What can be efficiently reduced to the Kolmogorov-random strings?
We investigate the question of whether one can characterize complexity classes (such as PSPACE or NEXP) in terms of efficient reducibility to the set of Kolmogorovrandom strings R...
Eric Allender, Harry Buhrman, Michal Koucký