757 search results - page 66 / 152 » Density Estimation in Linear Time |
GLOBECOM
2008
IEEE
14 years 3 months ago
2008
IEEE
—Relay networks have received considerable attention recently, especially when limited size and power resources impose constraints on the number of antennas within a wireless sen...
TWC
2011
13 years 3 months ago
2011
—This paper describes a new blind channel estimation algorithm for Space-Time Block Coded (STBC) systems. The proposed method exploits the statistical independence of sources bef...
TSP
2008
13 years 8 months ago
2008
In this paper, we address the problem of orthogonal frequency-division multiplexing (OFDM) channel estimation in the presence of phase noise (PHN) and carrier frequency offset (CFO...
SIBGRAPI
2006
IEEE
14 years 2 months ago
2006
IEEE
The estimation of multiple orientations in multidimensional signals is a strongly non-linear problem to which a two-step solution is here presented. First, the problem is lineariz...
ICCV
1995
IEEE
14 years 8 days ago
1995
IEEE
Estimating principal curvatures and principal directions of a surface from a polyhedral approximation with a large number of small faces, such as those produced by iso-surface con...