Qualitative evaluation of filter function in brain SPECT [Persian]

Raeisi, Elham. and Rajabi, Hossein. and Aghamiri, Mahmoud Reza. and Hajizadeh, Ebrahim. and Seifollahi-Asl, Shahram. and Yaghoobi, Nahid. and Firoozabadi, Seyed Hasan. and Bitarafan Rajabi, Ahmad. (2007) Qualitative evaluation of filter function in brain SPECT [Persian]. Iranian Journal of Nuclear Medicine, 15 (1).

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Abstract

Abstract Introduction: Filtering can greatly affect the quality of clinical images. Determining the best filter and the proper degree of smoothing can help to ensure the most accurate diagnosis. Methods: Forty five patient's data aquired during brain phantom SPECT studies were reconstructed using filtered back-projection technique. The ramp, Shepp-Logan, Cosine, Hamming, Hanning, Butterworth, Metz and Wiener filters were examined to find the optimum condition for each filter. For each slice image, 6200 reconstruction options were ...

Item Type: Article
Uncontrolled Keywords: اسپكت، فيلتراسيون، شاخص كلي كيفيت تصوير
Subjects: WN Radiology . Diagnostic Imaging
Divisions: Faculty of Paramedical > Department of Management Radiology and Medical Physics
Depositing User: zahra bagheri .
Date Deposited: 07 Nov 2017 07:43
Last Modified: 24 Apr 2018 07:00
URI: http://eprints.skums.ac.ir/id/eprint/6285

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