Sciweavers

AAAI
2008
13 years 12 months ago
H-DPOP: Using Hard Constraints for Search Space Pruning in DCOP
In distributed constraint optimization problems, dynamic programming methods have been recently proposed (e.g. DPOP). In dynamic programming many valuations are grouped together i...
Akshat Kumar, Adrian Petcu, Boi Faltings
AAAI
2007
13 years 12 months ago
Mining Web Query Hierarchies from Clickthrough Data
In this paper, we propose to mine query hierarchies from clickthrough data, which is within the larger area of automatic acquisition of knowledge from the Web. When a user submits...
Dou Shen, Min Qin, Weizhu Chen, Qiang Yang, Zheng ...
AAAI
2008
13 years 12 months ago
A Utility-Theoretic Approach to Privacy and Personalization
Online services such as web search, news portals, and ecommerce applications face the challenge of providing highquality experiences to a large, heterogeneous user base. Recent ef...
Andreas Krause, Eric Horvitz
AAAI
2007
13 years 12 months ago
Valuation Uncertainty and Imperfect Introspection in Second-Price Auctions
In auction theory, agents are typically presumed to have perfect knowledge of their valuations. In practice, though, they may face barriers to this knowledge due to transaction co...
David Robert Martin Thompson, Kevin Leyton-Brown
AAAI
2007
13 years 12 months ago
Turning Lectures into Comic Books Using Linguistically Salient Gestures
Creating video recordings of events such as lectures or meetings is increasingly inexpensive and easy. However, reviewing the content of such video may be time-consuming and dif...
Jacob Eisenstein, Regina Barzilay, Randall Davis
AAAI
2008
13 years 12 months ago
Online Learning in Monkeys
We examine online learning in the context of the Wisconsin Card Sorting Task (WCST), a task for which the concept acquisition strategies for human and other primates are well docu...
Xiaojin Zhu, Michael Coen, Shelley Prudom, Ricki C...
AAAI
2007
13 years 12 months ago
Extracting Student Models for Intelligent Tutoring Systems
John C. Stamper, Tiffany Barnes, Marvin J. Croy
AAAI
2007
13 years 12 months ago
Mining Sequential Patterns and Tree Patterns to Detect Erroneous Sentences
An important application area of detecting erroneous sentences is to provide feedback for writers of English as a Second Language. This problem is difficult since both erroneous ...
Guihua Sun, Gao Cong, Xiaohua Liu, Chin-Yew Lin, M...