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SGP
2007
15 years 16 days ago
Laplace-Beltrami eigenfunctions for deformation invariant shape representation
A deformation invariant representation of surfaces, the GPS embedding, is introduced using the eigenvalues and eigenfunctions of the Laplace-Beltrami differential operator. Notabl...
Raif M. Rustamov
AAAI
2008
15 years 14 days ago
Automatic Semantic Relation Extraction with Multiple Boundary Generation
This paper addresses the task of automatic classification of semantic relations between nouns. We present an improved WordNet-based learning model which relies on the semantic inf...
Brandon Beamer, Alla Rozovskaya, Roxana Girju
AUSAI
2008
Springer
15 years 4 days ago
Propositionalisation of Profile Hidden Markov Models for Biological Sequence Analysis
Hidden Markov Models are a widely used generative model for analysing sequence data. A variant, Profile Hidden Markov Models are a special case used in Bioinformatics to represent,...
Stefan Mutter, Bernhard Pfahringer, Geoffrey Holme...
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BIOID
2008
135views Biometrics» more  BIOID 2008»
15 years 4 days ago
Discriminant Non-negative Matrix Factorization and Projected Gradients for Frontal Face Verification
A novel Discriminant Non-negative Matrix Factorization (DNMF) method that uses projected gradients, is presented in this paper. The proposed algorithm guarantees the algorithm'...
Irene Kotsia, Stefanos Zafeiriou, Ioannis Pitas
CHI
2008
ACM
15 years 4 days ago
CiteSense: supporting sensemaking of research literature
Making sense of research literature is a complicated process that involves various information seeking and comprehension tasks. The lack of support for sensemaking in existing sys...
Xiaolong Zhang, Yan Qu, C. Lee Giles, Piyou Song