218 search results - page 3 / 44 » Robust Rician noise estimation for MR images |
MICCAI
2008
Springer
14 years 8 months 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...
MICCAI
2001
Springer
14 years 3 days ago
2001
Springer
ISBI
2006
IEEE
14 years 8 months ago
2006
IEEE
Diffusion tensor MRI is an imaging modality that is gaining importance in clinical applications. However, in a clinical environment, data have to be acquired rapidly, often at the...
MICCAI
2007
Springer
14 years 8 months ago
2007
Springer
The presence of Rician noise in magnetic resonance imaging (MRI) introduces systematic errors in diffusion tensor imaging (DTI) measurements. This paper evaluates gradient directio...
ISBI
2009
IEEE
14 years 2 months ago
2009
IEEE
This paper presents a semi-automated segmentation method for short-axis cardiac CT and MR images. The main contributions of this work are: 1) using two different energy functional...