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AAAI
2011
13 years 10 months ago
Exploiting Problem Symmetries in State-Based Planners
Previous research in Artificial Intelligence has identified the possibility of simplifying planning problems via the identification and exploitation of symmetries. We advance t...
Nir Pochter, Aviv Zohar, Jeffrey S. Rosenschein
AAAI
2011
13 years 10 months ago
Pushing the Power of Stochastic Greedy Ordering Schemes for Inference in Graphical Models
We study iterative randomized greedy algorithms for generating (elimination) orderings with small induced width and state space size - two parameters known to bound the complexity...
Kalev Kask, Andrew Gelfand, Lars Otten, Rina Decht...
AAAI
2011
13 years 10 months ago
A Feasible Nonconvex Relaxation Approach to Feature Selection
Variable selection problems are typically addressed under a penalized optimization framework. Nonconvex penalties such as the minimax concave plus (MCP) and smoothly clipped absol...
Cuixia Gao, Naiyan Wang, Qi Yu, Zhihua Zhang
AAAI
2011
13 years 10 months ago
Learning in Repeated Games with Minimal Information: The Effects of Learning Bias
Automated agents for electricity markets, social networks, and other distributed networks must repeatedly interact with other intelligent agents, often without observing associate...
Jacob W. Crandall, Asad Ahmed, Michael A. Goodrich
AAAI
2011
13 years 10 months ago
Towards Large-Scale Collaborative Planning: Answering High-Level Search Queries Using Human Computation
Behind every search query is a high-level mission that the user wants to accomplish. While current search engines can often provide relevant information in response to well-speci...
Edith Law, Haoqi Zhang