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» On Learning Boolean Functions
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SODA
2008
ACM
184views Algorithms» more  SODA 2008»
13 years 9 months ago
Coresets, sparse greedy approximation, and the Frank-Wolfe algorithm
The problem of maximizing a concave function f(x) in a simplex S can be solved approximately by a simple greedy algorithm. For given k, the algorithm can find a point x(k) on a k-...
Kenneth L. Clarkson
UAI
2008
13 years 9 months ago
Improving Gradient Estimation by Incorporating Sensor Data
An efficient policy search algorithm should estimate the local gradient of the objective function, with respect to the policy parameters, from as few trials as possible. Whereas m...
Gregory Lawrence, Stuart J. Russell
ACL
2006
13 years 9 months ago
An Empirical Study of Chinese Chunking
In this paper, we describe an empirical study of Chinese chunking on a corpus, which is extracted from UPENN Chinese Treebank-4 (CTB4). First, we compare the performance of the st...
Wenliang Chen, Yujie Zhang, Hitoshi Isahara
CATE
2004
138views Education» more  CATE 2004»
13 years 9 months ago
A Web Portal for Open-Source Synchronous Distance Education
Network EducationWare (NEW) is an integrated collection of open-source software for synchronous Internet communication, where a class is simultaneously taught to local students an...
J. Mark Pullen, Priscilla M. McAndrews
ICMLA
2004
13 years 9 months ago
Planning with predictive state representations
Predictive state representation (PSR) models for controlled dynamical systems have recently been proposed as an alternative to traditional models such as partially observable Mark...
Michael R. James, Satinder P. Singh, Michael L. Li...