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» On the optimality of the neighbor-joining algorithm
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CIDU
2010
15 years 4 months ago
Optimal Partitions of Data In Higher Dimensions
Given any collection of data cells in a data space X, consider the problem of finding the optimal partition of the data cells into blocks which are unions of cells. The algorithms...
Bradley W. Jackson, Jeffrey D. Scargle, Chris Cusa...
ICC
2007
IEEE
111views Communications» more  ICC 2007»
16 years 1 months ago
Computationally Efficient Optimal Discrete Bit Allocation for Medium and High Target Bit Rate DMT Transmissions
—A computationally efficient optimal discrete bit allocation algorithm is proposed for medium and high target bit rate discrete multitone (DMT) transmissions. Unlike conventional...
Li-ping Zhu, Xiaofeng Zhong, Yan Yao, Shi-wei Dong...
PDCAT
2007
Springer
16 years 1 months ago
Optimal Routing in Binomial Graph Networks
A circulant graph with n nodes and jumps j1, j2, ..., jm is a graph in which each node i, 0 ≤ i ≤ n−1, is adjacent to all the vertices i±jk mod n, where 1 ≤ k ≤ m. A bi...
Thara Angskun, George Bosilca, Bradley T. Vander Z...
GECCO
2005
Springer
139views Optimization» more  GECCO 2005»
16 years 12 days ago
Solving large scale combinatorial optimization using PMA-SLS
Memetic algorithms have become to gain increasingly important for solving large scale combinatorial optimization problems. Typically, the extent of the application of local search...
Jing Tang, Meng-Hiot Lim, Yew-Soon Ong, Meng Joo E...
ICIC
2005
Springer
16 years 12 days ago
A Sequential Niching Technique for Particle Swarm Optimization
This paper proposed a modified algorithm, sequential niching particle swarm optimization (SNPSO), for the attempt to get multiple maxima of multimodal function. Based on the sequen...
Jun Zhang, Jing-Ru Zhang, Kang Li