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250
Voted
AAAI
2015
9 years 9 months ago
Approximately Optimal Risk-Averse Routing Policies via Adaptive Discretization
Mitigating risk in decision-making has been a longstanding problem. Due to the mathematical challenge of its nonlinear nature, especially in adaptive decisionmaking problems, fin...
Darrell Hoy, Evdokia Nikolova
AAAI
2015
9 years 9 months ago
Loss-Calibrated Monte Carlo Action Selection
Bayesian decision-theory underpins robust decisionmaking in applications ranging from plant control to robotics where hedging action selection against state uncertainty is critica...
Ehsan Abbasnejad, Justin Domke, Scott Sanner
166
Voted
AAAI
2015
9 years 9 months ago
Optimizing the CVaR via Sampling
Conditional Value at Risk (CVaR) is a prominent risk measure that is being used extensively in various domains. We develop a new formula for the gradient of the CVaR in the form o...
Aviv Tamar, Yonatan Glassner, Shie Mannor
121
Voted
AAAI
2015
9 years 8 months ago
A Comparison of Qualitative and Metric Spatial Relation Models for Scene Understanding
Object recognition systems can be unreliable when run in isolation depending on only image based features, but their performance can be improved when taking scene context into acc...
Akshaya Thippur, Chris Burbridge, Lars Kunze, Mari...
107
Voted
AAAI
2015
9 years 9 months ago
Are Features Equally Representative? A Feature-Centric Recommendation
Typically a user prefers an item (e.g., a movie) because she likes certain features of the item (e.g., director, genre, producer). This observation motivates us to consider a feat...
Chenyi Zhang, Ke Wang, Ee-Peng Lim, Qinneng Xu, Ji...
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