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SIAMMAX
2011
141views more  SIAMMAX 2011»
12 years 10 months ago
Best Low Multilinear Rank Approximation of Higher-Order Tensors, Based on the Riemannian Trust-Region Scheme
Higher-order tensors are used in many application fields, such as statistics, signal processing, and scientific computing. Efficient and reliable algorithms for manipulating thes...
Mariya Ishteva, Pierre-Antoine Absil, Sabine Van H...
NECO
1998
119views more  NECO 1998»
13 years 7 months ago
Density Estimation by Mixture Models with Smoothing Priors
In the statistical approach for self-organizing maps (SOMs), learning is regarded as an estimation algorithm for a Gaussian mixture model with a Gaussian smoothing prior on the ce...
Akio Utsugi
VTC
2007
IEEE
14 years 1 months ago
Including Diffuse Multipath Parameters in MIMO Channel Models
Abstract— Recent findings suggest to split the impulse response of the radio channel into discrete paths and the “diffuse multipath” (DMP). This diffuse part can be describe...
Nicolai Czink, Andreas Richter, Ernst Bonek, Jukka...
VIS
2007
IEEE
123views Visualization» more  VIS 2007»
14 years 8 months ago
Multifield Visualization Using Local Statistical Complexity
Modern unsteady (multi-)field visualizations require an effective reduction of the data to be displayed. From a huge amount of information the most informative parts have to be ext...
Heike Jänicke, Alexander Wiebel, Gerik Scheuerm...
MICCAI
2008
Springer
14 years 8 months ago
Group Statistics of DTI Fiber Bundles Using Spatial Functions of Tensor Measures
We present a framework for hypothesis testing of differences between groups of DTI fiber tracts. An anatomical, tract-oriented coordinate system provides a basis for estimating the...
Casey Goodlett, P. Thomas Fletcher, John H. Gilm...