DocumentCode :
1348407
Title :
Nonlinear filtering and fast ray tracing of 3D image data. Improving visualization in medical imaging
Author :
Bajla, I. ; Srámek, Milos
Author_Institution :
Inst. of Meas. Sci., Slovak Acad. of Sci., Bratislava, Slovakia
Volume :
17
Issue :
2
fYear :
1998
Firstpage :
73
Lastpage :
80
Abstract :
This article deals with the problem of nonlinear filtering of magnetic resonance (MR) tomograms based on geometry-driven diffusion and speeding up the visualization of volumetric data by ray tracing. The authors present the basic motivation of this research, which was recently carried out in the Institute of Measurement Science. Locally adaptive diffusion conductivity, effective iteration stopping criterion, and fast ray tracing algorithms are discussed. Also, the results of computer experiments are described and the improvement of 3-D visualization is demonstrated
Keywords :
biomedical NMR; medical image processing; 3D image data; Institute of Measurement Science; MRI; computer experiments; effective iteration stopping criterion; fast ray tracing; fast ray tracing algorithms; geometry-driven diffusion; locally adaptive diffusion conductivity; magnetic resonance tomograms; medical diagnostic imaging; medical imaging visualization improvement; nonlinear filtering; volumetric data visualization speeding up; Biomedical imaging; Data visualization; Filtering; Magnetic resonance imaging; Magnetic separation; Medical diagnostic imaging; Medical treatment; Ray tracing; Rendering (computer graphics); Sequences;
fLanguage :
English
Journal_Title :
Engineering in Medicine and Biology Magazine, IEEE
Publisher :
ieee
ISSN :
0739-5175
Type :
jour
DOI :
10.1109/51.664034
Filename :
664034
Link To Document :
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