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IPTPS
2003
Springer
15 years 5 months ago
Koorde: A Simple Degree-Optimal Distributed Hash Table
Koorde1 is a new distributed hash table (DHT) based on Chord [15] and the de Bruijn graphs [2]. While inheriting the simplicity of Chord, Koorde meets various lower bounds, such a...
M. Frans Kaashoek, David R. Karger
ICALP
1999
Springer
15 years 4 months ago
On the Complements of Partial k-Trees
We introduce new techniques for studying the structure of partial k-trees. In particular, we show that the complements of partial k-trees provide an intuitively-appealing character...
Arvind Gupta, Damon Kaller, Thomas C. Shermer
FOCS
2009
IEEE
15 years 6 months ago
Smoothed Analysis of Multiobjective Optimization
Abstract— We prove that the number of Pareto-optimal solutions in any multiobjective binary optimization problem with a finite number of linear objective functions is polynomial...
Heiko Röglin, Shang-Hua Teng
COMPGEOM
2010
ACM
15 years 3 months ago
Tangencies between families of disjoint regions in the plane
Let C be a family of n convex bodies in the plane, which can be decomposed into k subfamilies of pairwise disjoint sets. It is shown that the number of tangencies between the memb...
János Pach, Andrew Suk, Miroslav Treml
ACTA
2007
85views more  ACTA 2007»
15 years 15 hour ago
The complexity of satisfying constraints on databases of transactions
Abstract Computing frequent itemsets is one of the most prominent problems in data mining. Recently, a new related problem, called FREQSAT, was introduced and studied: given some i...
Toon Calders