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» Approximation Algorithms for Min-Max Generalization Problems
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CANS
2011
Springer
292views Cryptology» more  CANS 2011»
14 years 1 months ago
Breaking Fully-Homomorphic-Encryption Challenges
At EUROCRYPT ’10, van Dijk, Gentry, Halevi and Vaikuntanathan presented simple fully-homomorphic encryption (FHE) schemes based on the hardness of approximate integer common div...
Phong Q. Nguyen
CORR
2007
Springer
126views Education» more  CORR 2007»
15 years 1 months ago
Dial a Ride from k-forest
The k-forest problem is a common generalization of both the k-MST and the dense-k-subgraph problems. Formally, given a metric space on n vertices V , with m demand pairs ⊆ V × ...
Anupam Gupta, MohammadTaghi Hajiaghayi, Viswanath ...
AAIM
2005
Springer
81views Algorithms» more  AAIM 2005»
15 years 3 months ago
Wavelength Assignment for Satisfying Maximal Number of Requests in All-Optical Networks
In this paper, we study how to, given a set of pre-routed requests in an all-optical network and a set of wavelengths available on each link, assign a subset of requests with maxim...
Xiao-Dong Hu, Tianping Shuai
COMPGEOM
2005
ACM
15 years 3 months ago
Inequalities for the curvature of curves and surfaces
In this paper, we bound the difference between the total mean curvatures of two closed surfaces in R3 in terms of their total absolute curvatures and the Fr´echet distance betwee...
David Cohen-Steiner, Herbert Edelsbrunner
SPAA
2006
ACM
15 years 7 months ago
Playing push vs pull: models and algorithms for disseminating dynamic data in networks
Consider a network in which a collection of source nodes maintain and periodically update data objects for a collection of sink nodes, each of which periodically accesses the data...
R. C. Chakinala, Abishek Kumarasubramanian, Kofi A...