3708 search results - page 636 / 742 » Approximating Betweenness Centrality |
131
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TCOM
2008
15 years 5 months ago
2008
The performance of multi-hop CSMA/CA networks has in most cases been evaluated via simulations, or analytically using a perfect collision channel model. Using such methods, one ca...
153
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IPL
2007
15 years 5 months ago
2007
Given an edge-weighted graph G = (V,E), a subset S ⊆ V , an integer k 1 and a real b 0, the minimum subpartition problem asks to find a family of k nonempty disjoint subsets X1...
161
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TIP
2008
15 years 5 months ago
2008
We consider the blind separation of source images from linear mixtures thereof, involving different relative spatial shifts of the sources in each mixture. Such mixtures can be cau...
158
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IVC
2007
15 years 5 months ago
2007
The three-dimensional reconstruction of real objects is an important topic in computer vision. Most of the acquisition systems are limited to reconstruct a partial view of the obj...
177
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TKDE
2008
15 years 5 months ago
2008
Given a dataset P, a k-means query returns k points in space (called centers), such that the average squared distance between each point in P and its nearest center is minimized. S...