1949 search results - page 185 / 390 » Random graphs on surfaces |
192
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TVCG
2012
13 years 9 months ago
2012
—This paper proposes an algorithm to build a set of orthogonal Point-Based Manifold Harmonic Bases (PB-MHB) for spectral analysis over point-sampled manifold surfaces. To ensure ...
182
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SOFSEM
2007
Springer
16 years 1 months ago
2007
Springer
Abstract. We consider the problem of maintaining a minimum spanning tree within a graph with dynamically changing edge weights. An online algorithm is confronted with an input sequ...
200
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ECCC
2000
15 years 6 months ago
2000
We analyze the addition of a simple local improvement step to various known randomized approximation algorithms. Let ' 0:87856 denote the best approximation ratio currently k...
257
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ICCV
2003
IEEE
16 years 9 months ago
2003
IEEE
Recent stereo algorithms have achieved impressive results by modelling the disparity image as a Markov Random Field (MRF). An important component of an MRF-based approach is the i...
158
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ICDM
2007
IEEE
16 years 1 months ago
2007
IEEE
In this paper, we introduce the concept of α-orthogonal patterns to mine a representative set of graph patterns. Intuitively, two graph patterns are α-orthogonal if their simila...