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SCIA
2007
Springer
153views Image Analysis» more  SCIA 2007»
14 years 1 months ago
Graph Cut Based Segmentation of Soft Shadows for Seamless Removal and Augmentation
Abstract. This paper introduces a new concept within shadow segmentation for usage in shadow removal and augmentation through construction of a multiplicity alpha overlay shadow mo...
Michael Nielsen, Claus B. Madsen
SAC
2009
ACM
14 years 2 months ago
Origami fold as algebraic graph rewriting
We formalize paper fold (origami) by graph rewriting. Origami construction is abstractly described by a rewriting sys), where O is the set of abstract origami’s and ary relation...
Tetsuo Ida, Hidekazu Takahashi
ALGORITHMICA
2007
165views more  ALGORITHMICA 2007»
13 years 7 months ago
Motorcycle Graphs and Straight Skeletons
We present a new algorithm to compute motorcycle graphs. It runs in O(n √ n log n) time when n is the number of motorcycles. We give a new characterization of the straight skele...
Siu-Wing Cheng, Antoine Vigneron
RTA
2009
Springer
14 years 2 months ago
An Explicit Framework for Interaction Nets
Abstract. Interaction nets are a graphical formalism inspired by Linear Logic proof-nets often used for studying higher order rewriting e.g. β-reduction. Traditional presentations...
Marc de Falco
JMM2
2007
127views more  JMM2 2007»
13 years 7 months ago
Robust Face Recognition through Local Graph Matching
— A novel face recognition method is proposed, in which face images are represented by a set of local labeled graphs, each containing information about the appearance and geometr...
Ehsan Fazl Ersi, John S. Zelek, John K. Tsotsos