3471 search results - page 440 / 695 » Obstacle Numbers of Graphs |
207
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CORR
2011
Springer
14 years 10 months ago
2011
Springer
A hitting set for a collection of sets is a set that has a nonempty intersection with each set in the collection; the hitting set problem is to find a hitting set of minimum card...
170
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COMPGEOM
2010
ACM
15 years 11 months ago
2010
ACM
We study the expected number of interior vertices of degree i in a triangulation of a point set S, drawn uniformly at random from the set of all triangulations of S, and derive va...
181
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CVPR
2007
IEEE
16 years 8 months ago
2007
IEEE
For video summarization and retrieval, one of the important modules is to group temporal-spatial coherent shots into high-level semantic video clips namely scene segmentation. In ...
158
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ICIP
2004
IEEE
16 years 8 months ago
2004
IEEE
In this paper we describe a method for tracking multiple objects whose number is unknown and varies during tracking. Based on preliminary results of object detection in each image...
168
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WWW
2009
ACM
16 years 7 months ago
2009
ACM
We examine the behavioral patterns of email usage in a large-scale enterprise over a three-month period. In particular, we focus on two main questions: (Q1) what do replies depend...