1582 search results - page 173 / 317 » On sparse signal representations |
175
click to vote
ICASSP
2010
IEEE
15 years 6 months ago
2010
IEEE
The least-absolute shrinkage and selection operator (Lasso) is a popular tool for joint estimation and continuous variable selection, especially well-suited for the under-determin...
174
click to vote
INFOCOM
2010
IEEE
15 years 5 months ago
2010
IEEE
Abstract— The sparse nature of location finding problem makes the theory of compressive sensing desirable for indoor positioning in Wireless Local Area Networks (WLANs). In this...
195
click to vote
ICASSP
2011
IEEE
14 years 10 months ago
2011
IEEE
In this paper, we develop the theory of a new class of two dimensional arrays with sensors on lattice(s) which can be used to construct a virtual array of much larger size through...
226
click to vote
ICASSP
2011
IEEE
14 years 10 months ago
2011
IEEE
This paper addresses the problem of video anomaly recovery from a sequence of spectrally compressed video frames. Analysis of anomalies occurring in both time and spectrum is impo...
174
click to vote
ICASSP
2010
IEEE
15 years 6 months ago
2010
IEEE
Action recognition is an important but challenging problem in video analytics with a number of solutions proposed to date. However, even if a reliable model for action representat...