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JCP
2008
162views more  JCP 2008»
13 years 7 months ago
Shape Recognition by Clustering and Matching of Skeletons
We perform the task of shape recognition using a skeleton based method. Skeleton of the shape is considered as a free tree and is represented by a connectivity graph. Geometric fea...
Hamidreza Zaboli, Mohammad Rahmati, Abdolreza Mirz...
IANDC
1998
70views more  IANDC 1998»
13 years 7 months ago
The Generating Power of Total Deterministic Tree Transducers
ed tree transducers are abstract models used to study properties bute grammars. One abstraction which occurs when modeling attribute grammars by attributed tree transducers is that...
Sebastian Maneth
SCHOLARPEDIA
2008
122views more  SCHOLARPEDIA 2008»
13 years 6 months ago
Calogero-Moser system
ABSTRACT. We discuss a special eigenstate of the quantized periodic CalogeroMoser system associated to a root system. This state has the property that its eigenfunctions, when rega...
Francesco Calogero
ICPR
2002
IEEE
14 years 8 months ago
Analyzing Non-Negative Matrix Factorization for Image Classification
The Non-negative Matrix Factorization technique (NMF) has been recently proposed for dimensionality reduction. NMF is capable to produce a region- or partbased representation of o...
Bernt Schiele, David Guillamet, Jordi Vitrià...
ISAAC
2004
Springer
87views Algorithms» more  ISAAC 2004»
14 years 1 months ago
Random Access to Advice Strings and Collapsing Results
We propose a model of computation where a Turing machine is given random access to an advice string. With random access, an advice string of exponential length becomes meaningful ...
Jin-yi Cai, Osamu Watanabe