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» The Frobenius Problem and Its Generalizations
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SDM
2010
SIAM
153views Data Mining» more  SDM 2010»
13 years 9 months ago
The Generalized Dimensionality Reduction Problem
The dimensionality reduction problem has been widely studied in the database literature because of its application for concise data representation in a variety of database applica...
Charu C. Aggarwal
TKDE
2002
115views more  TKDE 2002»
13 years 7 months ago
An Approach of Implementing General Learning Companions for Problem Solving
Adding a learning companion, a computer simulated social agent, to a computer based learning system can enhance its educational value by enriching the way in which the computer and...
Chih-Yueh Chou, Tak-Wai Chan, Chi-Jen Lin
DM
2007
125views more  DM 2007»
13 years 7 months ago
Generalized switch-setting problems
Switch-setting games like Lights Out are typically modelled as a graph, where the vertices represent switches and lamps, and the edges capture the switching rules. We generalize t...
Torsten Muetze
SODA
1992
ACM
252views Algorithms» more  SODA 1992»
13 years 8 months ago
A General Approximation Technique for Constrained Forest Problems
We present a general approximation technique for a large class of graph problems. Our technique mostly applies to problems of covering, at minimum cost, the vertices of a graph wit...
Michel X. Goemans, David P. Williamson
LICS
2012
IEEE
11 years 10 months ago
Graph Logics with Rational Relations and the Generalized Intersection Problem
Abstract—We investigate some basic questions about the interaction of regular and rational relations on words. The primary motivation comes from the study of logics for querying ...
Pablo Barceló, Diego Figueira, Leonid Libki...