133 search results - page 22 / 27 » Simple and practical algorithm for sparse Fourier transform |
DKE
2007
13 years 7 months ago
2007
The challenge in a database of evolving time series is to provide efficient algorithms and access methods for query processing, taking into consideration the fact that the databas...
SIGCOMM
2006
ACM
14 years 1 months ago
2006
ACM
There is a growing demand for network devices capable of examining the content of data packets in order to improve network security and provide application-specific services. Most...
TWC
2008
13 years 7 months ago
2008
Abstract--Positioning in indoor wireless environments is growing rapidly in importance and gains commercial interests in context-awareness applications. The essential challenge in ...
CVPR
2006
IEEE
14 years 9 months ago
2006
IEEE
Shrinkage is a well known and appealing denoising technique. The use of shrinkage is known to be optimal for Gaussian white noise, provided that the sparsity on the signal's ...
CVPR
2011
IEEE
13 years 4 months ago
2011
IEEE
We present a simple, accurate, and flexible method to calibrate intrinsic parameters of a camera together with (possibly significant) lens distortion. This new method can work u...