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ASIACRYPT
2011
Springer
12 years 8 months ago
Resettable Cryptography in Constant Rounds - The Case of Zero Knowledge
A fundamental question in cryptography deals with understanding the role that randomness plays in cryptographic protocols and to what extent it is necessary. One particular line o...
Yi Deng, Dengguo Feng, Vipul Goyal, Dongdai Lin, A...
ISAAC
2007
Springer
124views Algorithms» more  ISAAC 2007»
14 years 2 months ago
Approximating the Crossing Number of Toroidal Graphs
Abstract. CrossingNumber is one of the most challenging algorithmic problems in topological graph theory, with applications to graph drawing and VLSI layout. No polynomial time con...
Petr Hlinený, Gelasio Salazar
ICC
2008
IEEE
142views Communications» more  ICC 2008»
14 years 2 months ago
Tuning Up the Performance of Constant-Time Distributed Scheduling Algorithms via Majorization
— Scheduling algorithms assign contention probability for each link in Wireless Ad Hoc Networks and plays a key role in deciding the system performance. Recently, many lowcost di...
Han Cai, Do Young Eun
WADS
2007
Springer
155views Algorithms» more  WADS 2007»
14 years 2 months ago
Constant Factor Approximations for the Hotlink Assignment Problem
An approach for reducing the navigation effort for the users of a web site is to enhance its hyperlink structure with additional hotlinks. We address the task of adding at most on...
Tobias Jacobs
FOCS
1999
IEEE
14 years 8 days ago
The Directed Steiner Network Problem is Tractable for a Constant Number of Terminals
We consider the DIRECTED STEINER NETWORK problem, also called the POINT-TO-POINT CONNECTION problem, where given a directed graph G and p pairs {(s1,t1),...,(sp,tp)} of nodes in t...
Jon Feldman, Matthias Ruhl