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» Two Consistency Results on Set Mappings
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ANOR
2010
119views more  ANOR 2010»
15 years 6 months ago
Alternating local search based VNS for linear classification
We consider the linear classification method consisting of separating two sets of points in d-space by a hyperplane. We wish to determine the hyperplane which minimises the sum of...
Frank Plastria, Steven De Bruyne, Emilio Carrizosa
FS
2006
164views more  FS 2006»
15 years 6 months ago
Asymptotic behaviour of mean-quantile efficient portfolios
In this paper we investigate portfolio optimization in a Black-Scholes continuoustime setting under quantile based risk measures: value at risk, capital at risk and relative value...
Gordana Dmitrasinovic-Vidovic, Antony Ware
COLING
2008
15 years 7 months ago
Unsupervised Induction of Labeled Parse Trees by Clustering with Syntactic Features
We present an algorithm for unsupervised induction of labeled parse trees. The algorithm has three stages: bracketing, initial labeling, and label clustering. Bracketing is done f...
Roi Reichart, Ari Rappoport
PAKDD
2009
ACM
127views Data Mining» more  PAKDD 2009»
16 years 29 days ago
Clustering Documents Using a Wikipedia-Based Concept Representation
Abstract. This paper shows how Wikipedia and the semantic knowledge it contains can be exploited for document clustering. We first create a concept-based document representation b...
Anna Huang, David N. Milne, Eibe Frank, Ian H. Wit...
PRL
2002
141views more  PRL 2002»
15 years 5 months ago
Edge detection by scale multiplication in wavelet domain
This paper proposes a wavelet based edge detection scheme by scale multiplication. The dyadic wavelet transforms at two adjacent scales are multiplied as a product function to mag...
Lei Zhang 0006, Paul Bao