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SSD
2007
Springer
146views Database» more  SSD 2007»
15 years 4 months ago
Blind Evaluation of Nearest Neighbor Queries Using Space Transformation to Preserve Location Privacy
In this paper we propose a fundamental approach to perform the class of Nearest Neighbor (NN) queries, the core class of queries used in many of the location-based services, withou...
Ali Khoshgozaran, Cyrus Shahabi
COCOON
2010
Springer
15 years 2 months ago
Clustering with or without the Approximation
We study algorithms for clustering data that were recently proposed by Balcan, Blum and Gupta in SODA’09 [4] and that have already given rise to two follow-up papers. The input f...
Frans Schalekamp, Michael Yu, Anke van Zuylen
TIT
2002
101views more  TIT 2002»
14 years 9 months ago
Spectrally efficient noncoherent communication
This paper considers noncoherent communication over a frequency-nonselective channel in which the time-varying channel gain is unknown a priori, but is approximately constant over ...
Dilip Warrier, Upamanyu Madhow
3DIM
2001
IEEE
15 years 1 months ago
Dual-Beam Structured-Light Scanning for 3-D Object Modeling
In this paper, we present our Dual-Beam Structured-Light Scanner (DSLS), a scanning system that generates range maps much richer than those obtained from a conventional structured...
Johnny Park, Guilherme N. DeSouza, Avinash C. Kak
SIGMETRICS
2005
ACM
15 years 3 months ago
End-to-end estimation of the available bandwidth variation range
The available bandwidth (avail-bw) of a network path is an important performance metric and its end-to-end estimation has recently received significant attention. Previous work f...
Manish Jain, Constantinos Dovrolis