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International Journal of Biomedical Imaging
Volume 2007 (2007), Article ID 38516, 12 pages
http://dx.doi.org/10.1155/2007/38516
Research Article

Experimental Investigation of Angular Stackgram Filtering for Noise Reduction of SPECT Projection Data: Study with Linear and Nonlinear Filters

1Department of Clinical Physiology, Medical Imaging Center, Tampere University Hospital, P.O. Box 2000, Tampere 33521, Finland
2Institute of Signal Processing, Tampere University of Technology, P.O. Box 553, Tampere 33101, Finland

Received 6 October 2006; Revised 16 January 2007; Accepted 7 March 2007

Academic Editor: Jyh-Cheng Chen

Copyright © 2007 Antti P. Happonen and Matti O. Koskinen. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

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