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» Approximate distance oracles
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STOC
2010
ACM
185views Algorithms» more  STOC 2010»
15 years 2 months ago
Measuring independence of datasets
Approximating pairwise, or k-wise, independence with sublinear memory is of considerable importance in the data stream model. In the streaming model the joint distribution is give...
Vladimir Braverman, Rafail Ostrovsky
RSS
2007
151views Robotics» more  RSS 2007»
14 years 11 months ago
An Implicit Time-Stepping Method for Multibody Systems with Intermittent Contact
— In this paper we present an implicit time-stepping scheme for multibody systems with intermittent contact by incorporating the contact constraints as a set of complementarity a...
Nilanjan Chakraborty, Stephen Berard, Srinivas Ake...
ICIAR
2005
Springer
15 years 3 months ago
Shape Similarity Measurement for Boundary Based Features
In this study, we propose two algorithms for measuring the distance between shape boundaries. In the algorithms, shape boundary is represented by the Beam Angle Statistics (BAS), w...
Nafiz Arica, Fatos T. Yarman-Vural
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ALGOSENSORS
2006
Springer
15 years 1 months ago
Self-deployment Algorithms for Mobile Sensors on a Ring
Abstract. We consider the self-deployment problem in a ring for a network of identical sensors: starting from some initial random placement in the ring, the sensors in the network ...
Paola Flocchini, Giuseppe Prencipe, Nicola Santoro
ICDE
2010
IEEE
282views Database» more  ICDE 2010»
15 years 10 months ago
Quantile-Based KNN Over Multi-Valued Objects
K Nearest Neighbor search has many applications including data mining, multi-media, image processing, and monitoring moving objects. In this paper, we study the problem of KNN over...
Wenjie Zhang, Xuemin Lin, Muhammad Aamir Cheema, Y...