Recent results in color compositing of three-parameter magnetic resonance scans as a preoperative aid to the management of upper limb sarcomas |
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Authors: | Francesco Beltrame Marco Fato Edoardo Raposio Irwin Sobel |
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Affiliation: | (1) Department of Plastic and Reconstructive Surgery, IST, University of Genoa, Genoa, Italy;(2) Hewlett Packard Laboratories, Palo Alto, California, USA;(3) Department of Communication, Computer and System Sciences, University of Genova, Viale Causa 13, 16145 Genoa, Italy |
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Abstract: | We report on improved image quality and some recent clinical results with volume-rendered, color composite, multiparameter,
magnetic resonance (MR) datasets and their color histograms. In a previous article we demonstrated the major components of
an interative visualization environment for multiparameterT
1-,T
2-, PD-weighted MR volume datasets. These are compositing of the three parametric volumes, color volume rendering of the resulting
composite, interactive segmentation of the tissues based on color cluster statistics derived from display of the three-dimensional
(3D) histogram, and head-tracking stereo diplay. We herein review the system design and describe improvements to the quality
of the color volume rendering, in the display of the 3D color histogram data, and in the specification of the volume enderer’s
opacity function. Finally, we report on some recent clinical results using our system. |
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Keywords: | bioengineering bioimages 3D reconstruction stereo vision false-color composition in MR clustering |
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