545 search results - page 77 / 109 » Simultaneous approximation by greedy algorithms |
CORR
2008
Springer
13 years 8 months ago
2008
Springer
Compressive sensing (CS) is an alternative to Shannon/Nyquist sampling for acquisition of sparse or compressible signals that can be well approximated by just K N elements from a...
INFOCOM
2010
IEEE
13 years 7 months ago
2010
IEEE
—Network tomography has been proposed to ascertain internal network performances from end-to-end measurements. In this work, we present priority probing, an optimal probing schem...
ICC
2009
IEEE
13 years 6 months ago
2009
IEEE
In a wireless ad hoc network, the main issue of a good broadcast protocol is to attain maximum reachability with minimal packet forwarding. Existing protocols address this issue by...
ICCV
2011
IEEE
12 years 8 months ago
2011
IEEE
The saliency of regions or objects in an image can be significantly boosted if they recur in multiple images. Leveraging this idea, cosegmentation jointly segments common regions...
ICMCS
2007
IEEE
14 years 2 months ago
2007
IEEE
Limited bandwidth and high packet loss pose a serious challenge for video streaming over wireless networks. Even when packet loss in the medium is not present, the fluctuating ava...