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» Properties of state spaces and their applications
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LWA
2007
15 years 7 months ago
Towards Learning User-Adaptive State Models in a Conversational Recommender System
Typical conversational recommender systems support interactive strategies that are hard-coded in advance and followed rigidly during a recommendation session. In fact, Reinforceme...
Tariq Mahmood, Francesco Ricci
PKDD
2010
Springer
164views Data Mining» more  PKDD 2010»
15 years 4 months ago
Efficient Planning in Large POMDPs through Policy Graph Based Factorized Approximations
Partially observable Markov decision processes (POMDPs) are widely used for planning under uncertainty. In many applications, the huge size of the POMDP state space makes straightf...
Joni Pajarinen, Jaakko Peltonen, Ari Hottinen, Mik...
WCW
2004
Springer
15 years 11 months ago
ShortCuts: Using Soft State to Improve DHT Routing
Distributed hash tables are increasingly being proposed as the core substrate for content delivery applications in the Internet, such as cooperative Web caches, Web index and sear...
Kiran Tati, Geoffrey M. Voelker
CORR
2008
Springer
83views Education» more  CORR 2008»
15 years 6 months ago
Alternating Hierarchies for Time-Space Tradeoffs
Nepomnjascii's Theorem states that for all 0 < 1 and k > 0 the class of languages recognized in nondeterministic time nk and space n , NTISP[nk , n ], is contained in ...
Chris Pollett, Eric Miles
ATAL
2004
Springer
15 years 11 months ago
Agents Swarming in Semantic Spaces to Corroborate Hypotheses
To anticipate and prevent acts of terrorism, Indications and Warnings analysts try to connect clues gleaned from massive quantities of complex data. Multi-agent approaches to supp...
Peter Weinstein, H. Van Dyke Parunak, Paul Chiusan...