Art

J-GLOBAL ID：201802273230206227   Reference number：18A0919915

Usefulness of Sub-ROIs to Improve the Trend Removal in Contrast-to-Noise Ratio Measurement in CR Mammography

CRマンモグラフィにおけるコントラスト-ノイズ比測定におけるトレンド除去を改善するためのサブROIの有用性

Author (7)： ISHII Mie (Department of Radiology, Shimane University Hospital, Current Address : Department of Radiological Technology, School of Health Sciences, Graduate School of Health andMedicine Gifu University of Medical Science) ,  NAGAMI Akiko (Department of Radiology, Shimane University Hospital, Current Address : Division of Clinical Radiology, Tottori University Hospital) ,  ISHII Rie (Department of Radiological Technology, Faculty of Health and Welfare, Tokushima Bunri University) ,  FUSHIMI Yuka (Department of Radiology, Kurashiki Medical Center) ,  SANADA Taizo (Department of Radiological Technology, Okayama Saiseikai General Hospital) ,  YOSHIDA Akira (Graduate School of Comprehensive Scientific Research, Prefectural University of Hiroshima) ,  OKURA Yasuhiko (Department of Clinical Radiology, Faculty of Healthcare, Hiroshima International University)
Material： 医用画像情報学会雑誌(Web)
Volume： 35  Issue： 1  Page： 20-24(J-STAGE)  Publication year： 2018 
JST Material Number： U0064A  ISSN： 1880-4977  Document type： Article
Article type： 原著論文  Country of issue： Japan (JPN)  Language： ENGLISH (EN)

Thesaurus term： *ratio ,...
Semi thesaurus term： *CR mammography ,...

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Author keywords (5)： contrast-to-noise ratio(CNR) ,  computed radiography(CR) ,  digital mammography(DMG) ,  trend-removal method ,  region of interest(ROI)

JST classification (2)： Medical image processing  (JE04020T) ,  Medical instruments and apparatuses  (GA05020L)

Reference (13)：

• [1] Zhou Z, Gao F, Zhao H, et al.: Techniques to improve the accuracy of noise power spectrum measurements in digital X-ray imaging based on background trends removal,Med. Phys. 38, 1600-1610, 2011.
• [2] Bouwman R, Young K, Lazzari B, et al.: An alternative method for noise analysis using pixel variance as part of quality control procedures on digital mammography systems, Phys. Med. Biol. 54, 6809-6822, 2009.
• [3] Barnes GT, Frey GD: Screen Film Mammography, Imaging Considerations and Medical Physics Responsibilities. 67- 113, Medical Physics Publishing, Madison, 1990.
• [4] Karellas A, Giger ML : 2004 Syllabus Advances in Breast Imaging, Physics, Technology, and Clinical Applications Categorical Course in Diagnostic Radiology Physics, 87-99, Radiological Society of North America, Chicago, 2004.
• [5] Fowler EEE, Lu B, Heine JJ: A Comparison of calibration data from full field digital mammography units for breast density measurements, Biomed. Eng. Online 12, 114, 2013.

Terms in the title (7)： CRマンモグラフィ ,  コントラスト ,  ノイズ ,  トレンド ,  サブ ,  ROI ,  有用性