830 search results - page 47 / 166 » Approximation power of directionlets |
ICDE
2008
IEEE
14 years 9 months ago
2008
IEEE
Abstract-- We investigate the problem of clustering on distributed data streams. In particular, we consider the k-median clustering on stream data arriving at distributed sites whi...
ICDE
2008
IEEE
14 years 9 months ago
2008
IEEE
Abstract-- Large graph datasets are common in many emerging database applications, and most notably in large-scale scientific applications. To fully exploit the wealth of informati...
SIGMOD
2005
ACM
14 years 7 months ago
2005
ACM
We present algorithms for fast quantile and frequency estimation in large data streams using graphics processor units (GPUs). We exploit the high computational power and memory ba...
CISS
2008
IEEE
14 years 2 months ago
2008
IEEE
—Beyond signal processing applications, frames are also powerful tools for modeling the sensing and information processing of many biological and man-made systems that exhibit in...
ICC
2007
IEEE
14 years 2 months ago
2007
IEEE
— Approximating the sum of Log–Normal random variables (RVs) is a long–standing open issue, in the old and recent literature, and many approaches have been proposed to deal w...