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91
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ICALP
2007
Springer
15 years 7 months ago
A Characterization of Non-interactive Instance-Dependent Commitment-Schemes (NIC)
Abstract. We provide a new characterization of certain zero-knowledge protocols as non-interactive instance-dependent commitment-schemes (NIC). To obtain this result we consider th...
Bruce M. Kapron, Lior Malka, Srinivasan Venkatesh
111
Voted
ICALP
2007
Springer
15 years 7 months ago
Checking and Spot-Checking the Correctness of Priority Queues
We revisit the problem of memory checking considered by Blum et al. [3]. In this model, a checker monitors the behavior of a data structure residing in unreliable memory given an a...
Matthew Chu, Sampath Kannan, Andrew McGregor
96
Voted
ICALP
2007
Springer
15 years 7 months ago
Succinct Ordinal Trees Based on Tree Covering
Abstract. Various methods have been used to represent a tree on n nodes in essentially the informationtheoretic minimum space while supporting various navigational operations in co...
Meng He, J. Ian Munro, S. Srinivasa Rao
96
Voted
ICALP
2007
Springer
15 years 7 months ago
Estimating Sum by Weighted Sampling
We study the classic problem of estimating the sum of n variables. The traditional uniform sampling approach requires a linear number of samples to provide any non-trivial guarante...
Rajeev Motwani, Rina Panigrahy, Ying Xu 0002
ICALP
2007
Springer
15 years 7 months ago
Parameterized Algorithms for Directed Maximum Leaf Problems
d Abstract) Noga Alon∗ Fedor V. Fomin† Gregory Gutin‡ Michael Krivelevich§ Saket Saurabh¶ We prove that finding a rooted subtree with at least k leaves in a directed grap...
Noga Alon, Fedor V. Fomin, Gregory Gutin, Michael ...
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