510 search results - page 40 / 102 » Gradient Estimation Revitalized |
MICCAI
2010
Springer
13 years 7 months ago
2010
Springer
Abstract. We introduce a value-based noise reduction method for DualEnergy CT applications. It is based on joint intensity statistics estimated from high- and low-energy CT scans o...
MOC
2010
13 years 4 months ago
2010
In this paper, we propose an original optimization approach for reconstructing interface changes of a conductivity inclusion from measurements of eigenvalues and eigenvectors asso...
ICIP
2008
IEEE
14 years 11 months ago
2008
IEEE
Identifying space-variant motion blurs is a very challenging task in blind blur identification research. This paper describes a novel method towards blind identification without d...
ICIP
2005
IEEE
14 years 11 months ago
2005
IEEE
The instantaneous amplitude, phase, and frequency (APF) characterize a nonstationary signal on a fundamental level. In this paper, we seek to obtain a consistent multidimensional ...
PKDD
2009
Springer
14 years 4 months ago
2009
Springer
Abstract. Inverse reinforcement learning addresses the general problem of recovering a reward function from samples of a policy provided by an expert/demonstrator. In this paper, w...