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» On the Covering Steiner Problem
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SODA
2010
ACM
196views Algorithms» more  SODA 2010»
15 years 10 months ago
Streaming Algorithms for extent problems in high dimensions
We develop (single-pass) streaming algorithms for maintaining extent measures of a stream S of n points in Rd . We focus on designing streaming algorithms whose working space is p...
Pankaj K Agarwal, R. Sharathkumar
114
Voted
FUIN
2010
141views more  FUIN 2010»
14 years 10 months ago
Decidability Problems in Petri Nets with Names and Replication
In this paper we study decidability of several extensions of P/T nets with name creation and/or replication. In particular, we study how to restrict the models of RN systems (P/T n...
Fernando Rosa Velardo, David de Frutos-Escrig
97
Voted
KDD
2009
ACM
168views Data Mining» more  KDD 2009»
15 years 7 months ago
Cartesian contour: a concise representation for a collection of frequent sets
In this paper, we consider a novel scheme referred to as Cartesian contour to concisely represent the collection of frequent itemsets. Different from the existing works, this sche...
Ruoming Jin, Yang Xiang, Lin Liu
82
Voted
CORR
2010
Springer
94views Education» more  CORR 2010»
15 years 26 days ago
Quantization of Discrete Probability Distributions
We study the problem of quantization of discrete probability distributions, arising in universal coding, as well as other applications. We show, that in many situations this probl...
Yuriy A. Reznik
92
Voted
WADS
2007
Springer
130views Algorithms» more  WADS 2007»
15 years 6 months ago
Approximating the Maximum Sharing Problem
In the maximum sharing problem (MS), we want to compute a set of (non-simple) paths in an undirected bipartite graph covering as many nodes as possible of the first layer of the ...
Amitabh Chaudhary, Danny Z. Chen, Rudolf Fleischer...