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ICALP
2004
Springer
14 years 5 months ago
Sublinear-Time Approximation for Clustering Via Random Sampling
Abstract. In this paper we present a novel analysis of a random sampling approach for three clustering problems in metric spaces: k-median, min-sum kclustering, and balanced k-medi...
Artur Czumaj, Christian Sohler
ICALP
2004
Springer
14 years 5 months ago
Online Scheduling of Equal-Length Jobs: Randomization and Restarts Help
We consider the following scheduling problem. The input is a set of jobs with equal processing times, where each job is specified by its release time and deadline. The goal is to ...
Marek Chrobak, Wojciech Jawor, Jiri Sgall, Tom&aac...
ICALP
2004
Springer
14 years 5 months ago
Coordination Mechanisms
Abstract. We introduce the notion of coordination mechanisms to improve the performance in systems with independent selfish and noncolluding agents. The quality of a coordination ...
George Christodoulou, Elias Koutsoupias, Akash Nan...
ICALP
2004
Springer
14 years 5 months ago
An Analog Characterization of Elementarily Computable Functions over the Real Numbers
Abstract We present an analog and machine-independent algebraic characterization of elementarily computable functions over the real numbers in the sense of recursive analysis: we p...
Olivier Bournez, Emmanuel Hainry
ICALP
2004
Springer
14 years 5 months ago
Projecting Games on Hypercoherences
Pierre Boudes
ICALP
2004
Springer
14 years 5 months ago
The Complexity of Partition Functions
Andrei A. Bulatov, Martin Grohe
ICALP
2004
Springer
14 years 5 months ago
Model Checking with Multi-valued Logics
In multi-valued model checking, a temporal logic formula is interpreted relative to a structure not as a truth value but as a lattice element. In this paper we present new algorith...
Glenn Bruns, Patrice Godefroid
ICALP
2004
Springer
14 years 5 months ago
Tree-Walking Automata Cannot Be Determinized
Tree-walking automata are a natural sequential model for recognizing languages of finite trees. Such automata walk around the tree and may decide in the end to accept it. It is s...
Mikolaj Bojanczyk, Thomas Colcombet
ICALP
2004
Springer
14 years 5 months ago
Competition-Induced Preferential Attachment
Noam Berger, Christian Borgs, Jennifer T. Chayes, ...
ICALP
2004
Springer
14 years 5 months ago
Group Spreading: A Protocol for Provably Secure Distributed Name Service
In order to enable communication between a dynamic collection of peers with given ID’s, such as “machine.cs.school.edu”, over the Internet, a distributed name service must b...
Baruch Awerbuch, Christian Scheideler