1301 search results - page 112 / 261 » Default Clustering from Sparse Data Sets |
CVPR
2007
IEEE
14 years 11 months ago
2007
IEEE
A good distance metric is crucial for unsupervised learning from high-dimensional data. To learn a metric without any constraint or class label information, most unsupervised metr...
SODA
1998
ACM
13 years 10 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 ...
MMAS
2010
Springer
13 years 3 months ago
2010
Springer
A unified variational methodology is developed for classification and clustering problems, and tested in the classification of tumors from gene expression data. It is based on flu...
SDM
2007
SIAM
13 years 10 months ago
2007
SIAM
A number of real-world domains such as social networks and e-commerce involve heterogeneous data that describes relations between multiple classes of entities. Understanding the n...
DIS
2008
Springer
13 years 11 months ago
2008
Springer
Taxonomies for a set of features occur in many real-world domains. An example is provided by paleontology, where the task is to determine the age of a fossil site on the basis of t...