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» Improved Algorithms for the Feedback Vertex Set Problems
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147
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GD
2005
Springer
15 years 9 months ago
A Mixed-Integer Program for Drawing High-Quality Metro Maps
In this paper we investigate the problem of drawing metro maps which is defined as follows. Given a planar graph G of maximum degree 8 with its embedding and vertex locations (e.g...
Martin Nöllenburg, Alexander Wolff
128
Voted
TOMACS
2010
79views more  TOMACS 2010»
14 years 11 months ago
A stochastic approximation method with max-norm projections and its applications to the Q-learning algorithm
In this paper, we develop a stochastic approximation method to solve a monotone estimation problem and use this method to enhance the empirical performance of the Q-learning algor...
Sumit Kunnumkal, Huseyin Topaloglu
122
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SODA
2001
ACM
87views Algorithms» more  SODA 2001»
15 years 5 months ago
Gossip is synteny: incomplete gossip and an exact algorithm for syntenic distance
The syntenic distance between two genomes is given by the minimum number of fusions, fissions, and translocations required to transform one into the other, ignoring the order of g...
David Liben-Nowell
ICCS
2009
Springer
15 years 10 months ago
Distinguishing Answers in Conceptual Graph Knowledge Bases
Abstract. In knowledge bases, the open world assumption and the ability to express variables may lead to an answer redundancy problem. This problem occurs when the returned answers...
Nicolas Moreau, Michel Leclère, Madalina Cr...
FTTCS
2006
132views more  FTTCS 2006»
15 years 4 months ago
Algorithms and Data Structures for External Memory
Data sets in large applications are often too massive to fit completely inside the computer's internal memory. The resulting input/output communication (or I/O) between fast ...
Jeffrey Scott Vitter