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SIGMOD
2001
ACM
108views Database» more  SIGMOD 2001»
14 years 9 months ago
PREFER: A System for the Efficient Execution of Multi-parametric Ranked Queries
Users often need to optimize the selection of objects by appropriately weighting the importance of multiple object attributes. Such optimization problems appear often in operation...
Vagelis Hristidis, Nick Koudas, Yannis Papakonstan...
ICDE
2001
IEEE
128views Database» more  ICDE 2001»
14 years 10 months ago
Counting Twig Matches in a Tree
We describe efficient algorithms for accurately estimating the number of matches of a small node-labeled tree, i.e., a twig, in a large node-labeled tree, using a summary data str...
Zhiyuan Chen, H. V. Jagadish, Flip Korn, Nick Koud...
ECCV
2004
Springer
14 years 10 months ago
Matching Tensors for Automatic Correspondence and Registration
Abstract. Complete 3-D modeling of a free-form object requires acquisition from multiple view-points. These views are then required to be registered in a common coordinate system b...
Ajmal S. Mian, Mohammed Bennamoun, Robyn A. Owens
3DIM
2001
IEEE
14 years 13 days ago
Range Image Registration: A Software Platform and Empirical Evaluation
Building 3D models of real-world objects by assembling views taken by a range sensor promises to be a more efficient method than manually producing CAD drawings. In this technique...
Gerald Dalley, Patrick J. Flynn
EWSN
2004
Springer
14 years 8 months ago
ACE: An Emergent Algorithm for Highly Uniform Cluster Formation
The efficient subdivision of a sensor network into uniform, mostly non-overlapping clusters of physically close nodes is an important building block in the design of efficient uppe...
Haowen Chan, Adrian Perrig