Presentation 2011-07-13
Development of computer-aided classification system on mammograms and study on method of presenting CAD output
Tomoko MATSUBARA, Takeshi HARA, Norimitsu SHINOHARA, Takako MORITA, Tae NIWA, Tokiko ENDO, Hiroshi FUJITA,
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Abstract(in English) Commercialized CAD (computer-aided detection) systems present only the output of the computer. If physicians understand the process for calculating results, they can increase their confidence for CAD output. Then, the higher sensitivity will be expected. The purpose of this study is to develop a computer-aided classification system on mammograms and to investigate the effective presentation method of CAD output. The system for microcalcifications classifies microcalcifications into one of the four distribution types and one of the four shape types. Then, the category is defined by combination of distribution and shape types. The system for mass categorizes by using mainly shape analysis of mass border. Observer study was performed in three modes, only mammogram, mammogram with category by CAD, and mammogram with both category and analytical result by CAD, in order to investigate effective presentation method of CAD output. As a result, the presentation of the CAD-computed category is sufficient to improve accuracy rate. In addition, significant improvements of classification performance among physicians are observed.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) Computer-aided classification / mammograms / microcalcifications / mass / observer study
Paper # MI2011-46
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Conference Information
Committee MI
Conference Date 2011/7/5(1days)
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Paper Information
Registration To Medical Imaging (MI)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Development of computer-aided classification system on mammograms and study on method of presenting CAD output
Sub Title (in English)
Keyword(1) Computer-aided classification
Keyword(2) mammograms
Keyword(3) microcalcifications
Keyword(4) mass
Keyword(5) observer study
1st Author's Name Tomoko MATSUBARA
1st Author's Affiliation School of Information Culture, Nagoya Bunri University()
2nd Author's Name Takeshi HARA
2nd Author's Affiliation Graduate School of Medicine, Gifu University
3rd Author's Name Norimitsu SHINOHARA
3rd Author's Affiliation Gifu University of Medical Science
4th Author's Name Takako MORITA
4th Author's Affiliation Nagoya Medical Center
5th Author's Name Tae NIWA
5th Author's Affiliation Toyota Kosei Hospital
6th Author's Name Tokiko ENDO
6th Author's Affiliation Nagoya Medical Center
7th Author's Name Hiroshi FUJITA
7th Author's Affiliation Graduate School of Medicine, Gifu University
Date 2011-07-13
Paper # MI2011-46
Volume (vol) vol.111
Number (no) 127
Page pp.pp.-
#Pages 4
Date of Issue