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142
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ICML
1996
IEEE
16 years 5 months ago
Sensitive Discount Optimality: Unifying Discounted and Average Reward Reinforcement Learning
Research in reinforcementlearning (RL)has thus far concentrated on two optimality criteria: the discounted framework, which has been very well-studied, and the averagereward frame...
Sridhar Mahadevan
ICC
2009
IEEE
129views Communications» more  ICC 2009»
15 years 11 months ago
Restless Watchdog: Monitoring Multiple Bands with Blind Period in Cognitive Radio Systems
— Spectrum sensing, which monitors the spectrum activity, is studied for cognitive radio systems using multiple frequency bands with non-negligible band switching time (blind per...
Husheng Li
ICDE
2008
IEEE
161views Database» more  ICDE 2008»
15 years 11 months ago
On the semantics and evaluation of top-k queries in probabilistic databases
We formulate three intuitive semantic properties for topk queries in probabilistic databases, and propose GlobalTopk query semantics which satisfies all of them. We provide a dyn...
Xi Zhang, Jan Chomicki
SAT
2004
Springer
85views Hardware» more  SAT 2004»
15 years 10 months ago
Visualizing the Internal Structure of SAT Instances (Preliminary Report)
Modern algorithms for the SAT problem reveal an almost tractable behavior on “real-world” instances. This is frequently contributed to the fact that these instances possess an ...
Carsten Sinz
144
Voted
ACL
2008
15 years 6 months ago
Text Segmentation with LDA-Based Fisher Kernel
In this paper we propose a domainindependent text segmentation method, which consists of three components. Latent Dirichlet allocation (LDA) is employed to compute words semantic ...
Qi Sun, Runxin Li, Dingsheng Luo, Xihong Wu