Probabilistic construction of deterministic algorithms: approximating packing integer programs
Journal of Computer and System Sciences - 27th IEEE Conference on Foundations of Computer Science October 27-29, 1986
One-half approximation algorithms for the k-partition problem
Operations Research - Supplement
SIAM Journal on Discrete Mathematics
Approximation algorithms for maximum dispersion
Operations Research Letters
Information Processing Letters
Sphere-separable partitions of multi-parameter elements
Discrete Applied Mathematics
Information Processing Letters
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The input to the METRIC MAXIMUM CLUSTERING PROBLEM WITH GIVEN CLUSTER SIZES consists of a complete graph G=(V,E) with edge weights satisfying the triangle inequality, and integers c"1,...,c"p that sum to |V|. The goal is to find a partition of V into disjoint clusters of sizes c"1,...,c"p, that maximizes the sum of weights of edges whose two ends belong to the same cluster. We describe approximation algorithms for this problem.