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Comparative analysis of noise estimation methods in computed tomography images: Histogram analysis, L2 norm, SSIM, and CNN-based classification with ResNet50.

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Title: Comparative analysis of noise estimation methods in computed tomography images: Histogram analysis, L2 norm, SSIM, and CNN-based classification with ResNet50.
Authors: Nasr, Mahmoud1,2, nasr@agh.edu.pl, Brzostowski, Krzysztof3, Obuchowicz, Rafał4, Abd El-Samie, Fathi E.5,6, Piórkowski, Adam1
Source: Digital Signal Processing; Nov2025, Vol. 166, pN.PAG-N.PAG, 1p
Database: Applied Science & Technology Source
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DbLabel: Applied Science & Technology Source
An: 186453350
AccessLevel: 2
PubType: Periodical
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  Data: <searchLink fieldCode="AU" term="%22Nasr%2C+Mahmoud%22">Nasr, Mahmoud</searchLink><relatesTo>1,2</relatesTo>, <i>nasr@agh.edu.pl</i><br /><searchLink fieldCode="AU" term="%22Brzostowski%2C+Krzysztof%22">Brzostowski, Krzysztof</searchLink><relatesTo>3</relatesTo><br /><searchLink fieldCode="AU" term="%22Obuchowicz%2C+Rafał%22">Obuchowicz, Rafał</searchLink><relatesTo>4</relatesTo><br /><searchLink fieldCode="AU" term="%22Abd+El-Samie%2C+Fathi+E%2E%22">Abd El-Samie, Fathi E.</searchLink><relatesTo>5,6</relatesTo><br /><searchLink fieldCode="AU" term="%22Piórkowski%2C+Adam%22">Piórkowski, Adam</searchLink><relatesTo>1</relatesTo>
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  Data: <searchLink fieldCode="JN" term="%22Digital+Signal+Processing%22">Digital Signal Processing</searchLink>; Nov2025, Vol. 166, pN.PAG-N.PAG, 1p
PLink https://search.ebscohost.com/login.aspx?direct=true&site=eds-live&db=aci&AN=186453350
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      – Type: doi
        Value: 10.1016/j.dsp.2025.105242
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      – Code: eng
        Text: English
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      – TitleFull: Comparative analysis of noise estimation methods in computed tomography images: Histogram analysis, L2 norm, SSIM, and CNN-based classification with ResNet50.
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              Text: Nov2025
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              Y: 2025
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              Value: 166
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