830 search results - page 1 / 166 » Approximation power of directionlets |
ICIP
2005
IEEE
14 years 6 months ago
2005
IEEE
In spite of the success of the standard wavelet transform (WT) in image processing, the efficiency of its representation is limited by the spatial isotropy of its basis functions ...
MOC
1998
13 years 4 months ago
1998
A general method for near-best approximations to functionals on Rd, using scattered-data information is discussed. The method is actually the moving least-squares method, presented...
INFOCOM
2012
IEEE
11 years 7 months ago
2012
IEEE
—This paper addresses the joint selection and power assignment of a largest set of given links which can communicate successfully at the same time under the physical interference...
QUESTA
2010
13 years 3 months ago
2010
: We develop power series approximations for a discrete-time queueing system with two parallel queues and one processor. If both queues are non-empty, a customer of queue 1 is serv...
DAC
2011
ACM
12 years 4 months ago
2011
ACM
In this paper, a new sparse approximation technique is proposed for incremental power grid analysis. Our proposed method is motivated by the observation that when a power grid net...