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» The Model-Summary Problem and a Solution for Trees
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EOR
2000
102views more  EOR 2000»
13 years 6 months ago
Multiple center capacitated arc routing problems: A tabu search algorithm using capacitated trees
In the capacitated arc routing problem with multiple centers (M-CARP) the objective is to
Anita Amberg, Wolfgang Domschke, Stefan Voß
KDD
1998
ACM
120views Data Mining» more  KDD 1998»
13 years 11 months ago
Large Datasets Lead to Overly Complex Models: An Explanation and a Solution
This paper explores unexpected results that lie at the intersection of two common themes in the KDD community: large datasets and the goal of building compact models. Experiments ...
Tim Oates, David Jensen
AUSAI
1998
Springer
13 years 11 months ago
The Problem of Missing Values in Decision Tree Grafting
Decision tree grafting adds nodes to inferred decision trees. Previous research has demonstrated that appropriate grafting techniques can improve predictive accuracy across a wide ...
Geoffrey I. Webb
ICPADS
2007
IEEE
14 years 1 months ago
Parallel Minimum Spanning Tree Heuristic for the steiner problem in graphs
Given an undirected graph with weights associated with its edges, the Steiner tree problem consists of finding a minimum weight subtree spanning a given subset of (terminal) nodes...
Hoda Akbari, Zeinab Iranmanesh, Mohammad Ghodsi
COR
2007
108views more  COR 2007»
13 years 6 months ago
New primal-dual algorithms for Steiner tree problems
We present new primal-dual algorithms for several network design problems. The problems considered are the generalized Steiner tree problem (GST), the directed Steiner tree proble...
Vardges Melkonian