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» A Note on Difference Sets
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STOC
2009
ACM
120views Algorithms» more  STOC 2009»
16 years 7 months ago
Bit-probe lower bounds for succinct data structures
We prove lower bounds on the redundancy necessary to represent a set S of objects using a number of bits close to the information-theoretic minimum log2 |S|, while answering vario...
Emanuele Viola
CHI
2002
ACM
16 years 7 months ago
Workshop: Creating and refining knowledges, identities, and understandings in on-line communities
This two-day workshop examines the ways that on-line communities create and refine their shared resources, including both the formal and observable artifacts (documents, chats, th...
Michael J. Muller, David R. Millen
STOC
2004
ACM
157views Algorithms» more  STOC 2004»
16 years 6 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
2001
ACM
163views Algorithms» more  STOC 2001»
16 years 6 months ago
Extractor codes
We study error-correcting codes for highly noisy channels. For example, every received signal in the channel may originate from some half of the symbols in the alphabet. Our main c...
Amnon Ta-Shma, David Zuckerman
SODA
2010
ACM
164views Algorithms» more  SODA 2010»
16 years 4 months ago
Differentially Private Approximation Algorithms
Consider the following problem: given a metric space, some of whose points are "clients," select a set of at most k facility locations to minimize the average distance f...
Anupam Gupta, Katrina Ligett, Frank McSherry, Aaro...