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» Stability of Locally Optimal Solutions
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IDA
2003
Springer
15 years 5 months ago
An Iterated Local Search Approach for Minimum Sum-of-Squares Clustering
Abstract. Since minimum sum-of-squares clustering (MSSC) is an NPhard combinatorial optimization problem, applying techniques from global optimization appears to be promising for r...
Peter Merz
AAAI
2008
15 years 2 months ago
Local Search for Optimal Global Map Generation Using Mid-Decadal Landsat Images
NASA and USGS are collaborating to produce a global map of Earth using Landsat 5 Thematic Mapper and Landsat 7 Enhanced Thematic Mapper Plus sensor data from the period of 2004 th...
Robert A. Morris, John Gasch, Lina Khatib, Steven ...
NIPS
2003
15 years 1 months ago
Feature Selection in Clustering Problems
A novel approach to combining clustering and feature selection is presented. It implements a wrapper strategy for feature selection, in the sense that the features are directly se...
Volker Roth, Tilman Lange
ICNP
2005
IEEE
15 years 5 months ago
Stability and Sensitivity for Congestion Control in Wireless Networks with Time Varying Link Capacities
While extensive efforts have been devoted to providing optimization based, distributed congestion control schemes for efficient bandwidth utilization and fair allocation in both ...
Guohua Zhang, Yiyu Wu, Yonghe Liu
INFOCOM
2008
IEEE
15 years 6 months ago
How Bad is Suboptimal Rate Allocation?
Abstract—Not too bad. A rate allocation that is suboptimal with respect to a utility maximization formulation still maintains the maximum flow-level stability when the utility g...
Tian Lan, Xiaojun Lin, Mung Chiang, Ruby B. Lee