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ISMDA
2004
Springer
15 years 3 months ago
RF Inhomogeneity Correction Algorithm in Magnetic Resonance Imaging
MR images usually present grey level inhomogeneities which are a problem of significant importance. Eliminating these inhomogeneities is not an easy problem and has been studied a...
Juan Antonio Hernández Tamames, Martha L. M...
ISBI
2006
IEEE
15 years 10 months ago
A fast and robust ODF estimation algorithm in Q-ball imaging
We propose a simple and straightforward analytic solution for the Q-ball reconstruction of the diffusion orientation distribution function (ODF) of the underlying fiber population...
Maxime Descoteaux, Elaine Angelino, Shaun Fitzgibb...
VISUALIZATION
2000
IEEE
15 years 2 months ago
Extracting regions of interest applying a local watershed transformation
In this paper, we present a new technique for extracting regions of interest (ROI) applying a local watershed transformation. The proposed strategy for computing catchment basins ...
Stanislav L. Stoev, Wolfgang Straßer

Publication
352views
14 years 3 months ago
A Contourlet Transform Feature Extraction Scheme for Ultrasound Thyroid Texture Classification
Ultrasonography is an invaluable and widely used medical imaging tool. Nevertheless, automatic texture analysis on ultrasound images remains a challenging issue. This work presen...
Stamos Katsigiannis, Eystratios G. Keramidas, Dimi...
82
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ICIP
2009
IEEE
15 years 10 months ago
Higher-order Riesz Transforms And Steerable Wavelet Frames
We introduce an Nth-order extension of the Riesz transform in d dimensions. We prove that this generalized transform has the following remarkable properties: shift-invariance, sca...