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178

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KRDB
2001

110views Database» more KRDB 2001»

Path Constraints from a Modal Logic Point of View

15 years 8 months ago

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We analyze several classes of path constraints for semistructured data in a unified framework and prove some decidability and complexity results for these constraints by embedding...

Natasha Alechina, Stéphane Demri, Maarten d...

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113

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SODA
2001
ACM

94views Algorithms» more SODA 2001»

A simple entropy-based algorithm for planar point location

15 years 8 months ago

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Sunil Arya, Theocharis Malamatos, David M. Mount

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191

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SODA
2001
ACM

87views Algorithms» more SODA 2001»

Steiner points in tree metrics don't (really) help

15 years 8 months ago

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Consider an edge-weighted tree T = (V, E, w : E R+ ), in which a subset R of the nodes (called the required nodes) are colored red and the remaining nodes in S = V \R are colored ...

Anupam Gupta

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124

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SPIESR
2001

81views Database» more SPIESR 2001»

Content-based image retrieval by feature point matching

15 years 8 months ago

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Chiou-Ting Hsu, Ya-Ting Wu, Arbee L. P. Chen

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