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ICCV
2007
IEEE
16 years 29 days ago
Fast Matching of Planar Shapes in Sub-cubic Runtime
The matching of planar shapes can be cast as a problem of finding the shortest path through a graph spanned by the two shapes, where the nodes of the graph encode the local simil...
Frank R. Schmidt, Dirk Farin, Daniel Cremers
ICALP
2007
Springer
16 years 24 days ago
Labeling Schemes for Vertex Connectivity
This paper studies labeling schemes for the vertex connectivity function on general graphs. We consider the problem of labeling the nodes of any n-node graph is such a way that gi...
Amos Korman
PKDD
2007
Springer
132views Data Mining» more  PKDD 2007»
16 years 23 days ago
An Algorithm to Find Overlapping Community Structure in Networks
Recent years have seen the development of many graph clustering algorithms, which can identify community structure in networks. The vast majority of these only find disjoint commun...
Steve Gregory
WADS
2007
Springer
165views Algorithms» more  WADS 2007»
16 years 23 days ago
A Near Linear Time Approximation Scheme for Steiner Tree Among Obstacles in the Plane
We present a polynomial-time approximation scheme (PTAS) for the Steiner tree problem with polygonal obstacles in the plane with running time O(n log2 n), where n denotes the numb...
Matthias Müller-Hannemann, Siamak Tazari
GLOBECOM
2006
IEEE
16 years 21 days ago
On the Search of Internet AS-level Topology Invariants
— There has been a significant amount of work analyzing the Internet AS (Autonomous System)-level topology which gives rise to a number of topology models. Although each of thes...
Lung-de Shyu, Seng-Yong Lau, Polly Huang