Sciweavers

1297 search results - page 62 / 260
» Covariant Derivatives and Vision
Sort
View
CEC
2008
IEEE
15 years 4 months ago
Natural Evolution Strategies
— This paper presents Natural Evolution Strategies (NES), a novel algorithm for performing real-valued ‘black box’ function optimization: optimizing an unknown objective func...
Daan Wierstra, Tom Schaul, Jan Peters, Jürgen...
ICC
2008
IEEE
125views Communications» more  ICC 2008»
15 years 4 months ago
Asymptotic Performance of DS-CDMA with Linear MMSE Receiver and Limited Feedback
Abstract—Signature quantization for reverse-link Direct Sequence (DS)- Code Division Multiple Access (CDMA) is considered. A receiver assumed to have perfect estimates of channel...
Wiroonsak Santipach
ICC
2008
IEEE
120views Communications» more  ICC 2008»
15 years 4 months ago
Single-Symbol ML Decodable Precoded DSTBCs for Cooperative Networks
Abstract— Single-Symbol Maximum Likelihood (ML) decodable Distributed Orthogonal Space-Time Block Codes (DOSTBCs) have been introduced recently for cooperative networks and an up...
Jagadeesh Harshan, B. Sundar Rajan
ICC
2007
IEEE
229views Communications» more  ICC 2007»
15 years 4 months ago
Impact of Spatial Fading Correlation and Keyholes on the Capacity of MIMO Systems with Transmitter and Receiver CSI
Abstract—This paper investigates the impact of fading correlation and channel degeneracy alias keyhole condition on the capacity of multiple-input multiple-output (MIMO) spatial ...
Amine Maaref, Sonia Aïssa
IROS
2007
IEEE
154views Robotics» more  IROS 2007»
15 years 4 months ago
A Kalman filter-based algorithm for IMU-camera calibration
—Vision-aided inertial navigation systems (V-INSs) can provide precise state estimates for the 3-D motion of a vehicle when no external references (e.g., GPS) are available. This...
Faraz M. Mirzaei, Stergios I. Roumeliotis