21 search results - page 3 / 5 » Bounds for Estimation of Covariance Matrices From Heterogene... |
ICASSP
2010
IEEE
13 years 6 months ago
2010
IEEE
We consider bearing estimation of multiple narrow-band plane waves impinging on an array of sensors. For this problem, bearing estimation algorithms such as minimum variance disto...
SMA
2009
ACM
14 years 23 days ago
2009
ACM
Many algorithms for shape analysis and shape processing rely on accurate estimates of differential information such as normals and curvature. In most settings, however, care must...
COLT
2005
Springer
13 years 11 months ago
2005
Springer
We consider the problem of learning mixtures of distributions via spectral methods and derive a tight characterization of when such methods are useful. Specifically, given a mixt...
TIT
2002
13 years 5 months ago
2002
This paper considers the problem of estimating the parameters of real-valued two-dimensional (2-D) sinusoidal signals observed in colored noise. This problem is a special case of t...
ICPR
2010
IEEE
13 years 4 months ago
2010
IEEE
Abstract--Boosting covariance data on Riemannian manifolds has proven to be a convenient strategy in a pedestrian detection context. In this paper we show that the detection perfor...