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» An algorithmic approach to knowledge evolution
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AAAI
2008
15 years 8 months ago
Single Document Keyphrase Extraction Using Neighborhood Knowledge
Existing methods for single document keyphrase extraction usually make use of only the information contained in the specified document. This paper proposes to use a small number o...
Xiaojun Wan, Jianguo Xiao
COLING
2007
15 years 5 months ago
Answering Clinical Questions with Knowledge-Based and Statistical Techniques
cally identifying clinically relevant aspects of MEDLINE abstracts. These extracted elements serve as the input to an algorithm that scores the relevance of citations with respect ...
Dina Demner-Fushman, Jimmy J. Lin
AIMSA
2008
Springer
15 years 7 months ago
A Hybrid Approach to Distributed Constraint Satisfaction
We present a hybrid approach to Distributed Constraint Satisfaction which combines incomplete, fast, penalty-based local search with complete, slower systematic search. Thus, we pr...
David Lee, Inés Arana, Hatem Ahriz, Kit-Yin...
ICDCS
2000
IEEE
15 years 10 months ago
On Low-Cost Error Containment and Recovery Methods for Guarded Software Upgrading
To assure dependable onboard evolution, we have developed a methodology called guarded software upgrading (GSU). In this paper, we focus on a low-cost approach to error containmen...
Ann T. Tai, Kam S. Tso, Leon Alkalai, Savio N. Cha...
CDC
2009
IEEE
156views Control Systems» more  CDC 2009»
15 years 9 months ago
An optimization approach to adaptive Kalman filtering
— In this paper, an optimization-based adaptive Kalman filtering method is proposed. The method produces an estimate of the process noise covariance matrix Q by solving an optim...
Maja Karasalo, Xiaoming Hu