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JMLR
2008
14 years 10 months ago
2008
In graphical modelling, a bi-directed graph encodes marginal independences among random variables that are identified with the vertices of the graph. We show how to transform a bi...
TAGT
1998
Springer
15 years 2 months ago
1998
Springer
Reactive systems perform their tasks through interaction with their users or with other systems (as parts of a bigger system). An essential requirement for modeling such systems is...
MVA
2008
14 years 10 months ago
2008
Abstract We consider the use of medial surfaces to represent symmetries of 3-D objects. This allows for a qualitative abstraction based on a directed acyclic graph of components an...
CAV
2008
Springer
14 years 12 months ago
2008
Springer
c Abstraction for Programs with Dynamic Memory Heaps Parosh Aziz Abdulla1 , Ahmed Bouajjani2 , Jonathan Cederberg1 , Fr
ICIP
2010
IEEE
14 years 8 months ago
2010
IEEE
In this paper, we propose two-channel filter-bank designs for signals defined on arbitrary graphs. These filter-banks are local, invertible and critically sampled. Depending on th...