591 search results - page 70 / 119 » Extremal Optimization: Methods derived from Co-Evolution |
ESANN
2006
13 years 10 months ago
2006
Neural gas (NG) constitutes a very robust clustering algorithm which can be derived as stochastic gradient descent from a cost function closely connected to the quantization error...
CIKM
2006
Springer
14 years 13 days ago
2006
Springer
We present a novel approach for classifying documents that combines different pieces of evidence (e.g., textual features of documents, links, and citations) transparently, through...
ICML
2004
IEEE
14 years 9 months ago
2004
IEEE
We present an algorithmic framework for supervised classification learning where the set of labels is organized in a predefined hierarchical structure. This structure is encoded b...
APGV
2006
ACM
14 years 2 months ago
2006
ACM
Study of contrast sensitivity of the human eye shows that our contrast discrimination sensitivity follows the weber law for suprathreshold levels. In this paper, we apply this fac...
NIPS
1998
13 years 10 months ago
1998
When learning a mixture model, we suffer from the local optima and model structure determination problems. In this paper, we present a method for simultaneously solving these prob...