147 search results - page 22 / 30 » Optimization and Simplification of Hierarchical Clusterings |
STOC
2009
ACM
14 years 9 months ago
2009
ACM
We design a linear time approximation scheme for the GaleBerlekamp Switching Game and generalize it to a wider class of dense fragile minimization problems including the Nearest C...
CHI
2008
ACM
14 years 8 months ago
2008
ACM
In this paper, we describe an innovative tool that supports the design and evaluation of the information architecture of a Web site. The tool uses Latent Semantic Analysis and hie...
BMCBI
2007
13 years 8 months ago
2007
Background: Cluster analysis has been widely applied for investigating structure in bio-molecular data. A drawback of most clustering algorithms is that they cannot automatically ...
ISNN
2011
Springer
12 years 11 months ago
2011
Springer
This paper presents a new method that uses orthogonalized features for time series clustering and classification. To cluster or classify time series data, either original data or...
KDD
2006
ACM
14 years 9 months ago
2006
ACM
This work introduces distance-based criteria for segmentation of object trajectories. Segmentation leads to simplification of the original objects into smaller, less complex primi...