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» Ant Colony Optimization and Stochastic Gradient Descent
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ICC
2007
IEEE
13 years 11 months ago
Optimizing Linear Dispersion Codes for Wideband MIMO Systems
Abstract— We consider the problem of designing space-timefrequency linear dispersion (LD) codes in wideband multipleinput multiple-output (MIMO) antenna systems employing orthogo...
Luca Venturino, Narayan Prasad, Xiaodong Wang, Moh...
ICRA
2006
IEEE
102views Robotics» more  ICRA 2006»
13 years 11 months ago
Fast Iterative Alignment of Pose Graphs with Poor Initial Estimates
— A robot exploring an environment can estimate its own motion and the relative positions of features in the environment. Simultaneous Localization and Mapping (SLAM) algorithms ...
Edwin Olson, John J. Leonard, Seth J. Teller
RSS
2007
129views Robotics» more  RSS 2007»
13 years 6 months ago
Spatially-Adaptive Learning Rates for Online Incremental SLAM
— Several recent algorithms have formulated the SLAM problem in terms of non-linear pose graph optimization. These algorithms are attractive because they offer lower computationa...
Edwin Olson, John J. Leonard, Seth J. Teller
SDM
2011
SIAM
232views Data Mining» more  SDM 2011»
12 years 8 months ago
A Sequential Dual Method for Structural SVMs
In many real world prediction problems the output is a structured object like a sequence or a tree or a graph. Such problems range from natural language processing to computationa...
Shirish Krishnaj Shevade, Balamurugan P., S. Sunda...
FGR
2004
IEEE
131views Biometrics» more  FGR 2004»
13 years 9 months ago
Active Morphable Model: An Efficient Method for Face Analysis
Multidimensional Morphable Model is a powerful model to analyze and synthesize human faces. However, the stochastic gradient descent algorithm adopted to match the Morphable Model...
Xun Xu, Changshui Zhang, Thomas S. Huang