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» On the Validity of Hierarchical Decompositions
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COMPGEOM
2004
ACM
14 years 2 months ago
Approximate convex decomposition of polygons
We propose a strategy to decompose a polygon, containing zero or more holes, into “approximately convex” pieces. For many applications, the approximately convex components of ...
Jyh-Ming Lien, Nancy M. Amato
ACL
2004
13 years 10 months ago
Wrapping of Trees
We explore the descriptive power, in terms of syntactic phenomena, of a formalism that extends TreeAdjoining Grammar (TAG) by adding a fourth level of hierarchical decomposition t...
James Rogers
CIBCB
2007
IEEE
14 years 3 months ago
Spectral Decomposition of Signaling Networks
—Many dynamical processes can be represented as directed attributed graphs or Petri nets where relationships between various entities are explicitly expressed. Signaling networks...
Bahram Parvin, Nirmalya Ghosh, Laura Heiser, Merri...
SMI
2007
IEEE
164views Image Analysis» more  SMI 2007»
14 years 2 months ago
Topology driven 3D mesh hierarchical segmentation
In this paper, we propose to address the semanticoriented 3D mesh hierarchical segmentation problem, using enhanced topological skeletons [18]. This high level information drives ...
Julien Tierny, Jean-Philippe Vandeborre, Mohamed D...
ACSC
2009
IEEE
14 years 3 months ago
HOPPER: a hierarchical planning agent for unpredictable domains
Hierarchical Task Networks (HTNs) are a family of powerful planning algorithms that have been successfully applied to many complex, real-world domains. However, they are limited t...
Maciej Wojnar, Peter Andreae