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FLAIRS
2009
15 years 4 months ago
Dynamic Programming Approximations for Partially Observable Stochastic Games
Partially observable stochastic games (POSGs) provide a rich mathematical framework for planning under uncertainty by a group of agents. However, this modeling advantage comes wit...
Akshat Kumar, Shlomo Zilberstein
CAP
2010
15 years 1 months ago
Parallel computation of the minimal elements of a poset
Computing the minimal elements of a partially ordered finite set (poset) is a fundamental problem in combinatorics with numerous applications such as polynomial expression optimiz...
Charles E. Leiserson, Marc Moreno Maza, Liyun Li, ...
COLING
2010
15 years 1 months ago
Open Entity Extraction from Web Search Query Logs
In this paper we propose a completely unsupervised method for open-domain entity extraction and clustering over query logs. The underlying hypothesis is that classes defined by mi...
Alpa Jain, Marco Pennacchiotti
210
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TWC
2011
351views more  TWC 2011»
15 years 1 months ago
Distributed Adaptation of Quantized Feedback for Downlink Network MIMO Systems
Abstract—This paper focuses on quantized channel state information (CSI) feedback for downlink network MIMO systems. Specifically, we propose to quantize and feedback the CSI of...
Sheng Zhou, Jie Gong, Zhisheng Niu
IJACT
2010
90views more  IJACT 2010»
15 years 1 months ago
Unconditionally reliable and secure message transmission in undirected synchronous networks: possibility, feasibility and optima
: We study the interplay of network connectivity and the issues related to the `possibility', `feasibility' and `optimality' for unconditionally reliable message tra...
Arpita Patra, Ashish Choudhury, C. Pandu Rangan, K...