125 search results - page 18 / 25 » Directional functions for orientation distribution estimatio... |
CAIP
2009
Springer
15 years 2 months ago
2009
Springer
Binary decision trees based on univariate splits have traditionally employed so-called impurity functions as a means of searching for the best node splits. Such functions use estim...
MICCAI
2008
Springer
16 years 14 days ago
2008
Springer
In this paper we study the impact of denoising the raw high angular resolution diffusion imaging (HARDI) data with the Non-Local Means filter adapted to Rician noise (NLMr). We fir...
127
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3DIM
2005
IEEE
15 years 1 months ago
2005
IEEE
Camera calibration methods, whether implicit or explicit, are a critical part of most 3D vision systems. These methods involve estimation of a model for the camera that produced t...
MICCAI
2007
Springer
16 years 7 days ago
2007
Springer
In this article, we develop a new method to segment Q-Ball imaging (QBI) data. We first estimate the orientation distribution function (ODF) using a fast and robust spherical harmo...
110
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CISS
2007
IEEE
15 years 5 months ago
2007
IEEE
Limiting capabilities of practical recognition systems are determined by a variety of factors that include source encoding techniques, quality of images, complexity of underlying ...