A non-local means approach for PET image denoising

Yin, Y.; Sun, W.; Lu, J.; Liu, T.

Sheng Wu Yi Xue Gong Cheng Xue Za Zhi 27(2): 274-277

2010


ISSN/ISBN: 1001-5515
PMID: 20481301
Document Number: 643892
Denoising is an important issue for medical image processing. Based on the analysis of the Non-local means algorithm recently reported by Buades A, et al. in international journals we herein propose adapting it for PET image denoising. Experimental de-noising results for real clinical PET images show that Non-local means method is superior to median filtering and wiener filtering methods and it can suppress noise in PET images effectively and preserve important details of structure for diagnosis.

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