147 search results - page 8 / 30 » Optimization and Simplification of Hierarchical Clusterings |
RECOMB
2002
Springer
14 years 7 months ago
2002
Springer
Biological data, such as gene expression profiles or protein sequences, is often organized in a hierarchy of classes, where the instances assigned to "nearby" classes in...
AAAI
2008
13 years 9 months ago
2008
In this paper, a bottom-up hierarchical genetic algorithm is proposed to visualize clustered data into a planar graph. To achieve global optimization by accelerating local optimiz...
CEC
2009
IEEE
14 years 2 months ago
2009
IEEE
Abstract—In the real world, many applications are nonstationary optimization problems. This requires that optimization algorithms need to not only find the global optimal soluti...
IPPS
2002
IEEE
14 years 10 days ago
2002
IEEE
This paper investigates the design of parallel algorithmic strategies that address the efficient use of both, memory hierarchies within each processor and a multilevel clustered ...
SODA
1998
ACM
13 years 8 months ago
1998
ACM
We develop data structures for dynamic closest pair problems with arbitrary (not necessarily geometric) distance functions, based on a technique previously used by the author for ...