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STOC
2004
ACM
177views Algorithms» more  STOC 2004»
16 years 2 months ago
Lower bounds for linear degeneracy testing
Abstract. In the late nineties, Erickson proved a remarkable lower bound on the decision tree complexity of one of the central problems of computational geometry: given n numbers, ...
Nir Ailon, Bernard Chazelle
137
Voted
STOC
2004
ACM
145views Algorithms» more  STOC 2004»
16 years 2 months ago
Using mixture models for collaborative filtering
A collaborative filtering system at an e-commerce site or similar service uses data about aggregate user behavior to make recommendations tailored to specific user interests. We d...
Jon M. Kleinberg, Mark Sandler
STOC
2004
ACM
157views Algorithms» more  STOC 2004»
16 years 2 months ago
Derandomizing homomorphism testing in general groups
The main result of this paper is a near-optimal derandomization of the affine homomorphism test of Blum, Luby and Rubinfeld (Journal of Computer and System Sciences, 1993). We sho...
Amir Shpilka, Avi Wigderson
STOC
2004
ACM
117views Algorithms» more  STOC 2004»
16 years 2 months ago
New notions of security: achieving universal composability without trusted setup
We propose a modification to the framework of Universally Composable (UC) security [3]. Our new notion, involves comparing the protocol executions with an ideal execution involvin...
Manoj Prabhakaran, Amit Sahai
STOC
2004
ACM
118views Algorithms» more  STOC 2004»
16 years 2 months ago
Boosted sampling: approximation algorithms for stochastic optimization
Several combinatorial optimization problems choose elements to minimize the total cost of constructing a feasible solution that satisfies requirements of clients. In the STEINER T...
Anupam Gupta, Martin Pál, R. Ravi, Amitabh ...
Algorithms
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