487 search results - page 87 / 98 » Optimal sampling algorithms for frequency estimation in dist... |
ISPA
2004
Springer
14 years 26 days ago
2004
Springer
HPL is a parallel Linpack benchmark package widely adopted in massive cluster system performance test. On HPL data layout among processors, a law to determine block size NB theoret...
CORR
2006
Springer
13 years 7 months ago
2006
Springer
We present a novel approach to semisupervised learning which is based on statistical physics. Most of the former work in the field of semi-supervised learning classifies the point...
ESANN
2006
13 years 9 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...
ICCV
2007
IEEE
14 years 9 months ago
2007
IEEE
We describe a novel variational segmentation algorithm designed to split an image in two regions based on their intensity distributions. A functional is proposed to integrate the ...
ICDT
2009
ACM
14 years 8 months ago
2009
ACM
We continue the study of approximating the number of distinct elements in a data stream of length n to within a (1? ) factor. It is known that if the stream may consist of arbitra...