首页> 外文会议>International Workshop on Digital Mammography(IWDM 2006); 20060618-21; Manchester(GB) >Potential Usefulness of Multiple-Mammographic Views in Computer-Aided Diagnosis Scheme for Identifying Histological Classification of Clustered Microcalcification
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Potential Usefulness of Multiple-Mammographic Views in Computer-Aided Diagnosis Scheme for Identifying Histological Classification of Clustered Microcalcification

机译:多乳腺X线照片在计算机辅助诊断方案中识别簇状微钙化的组织学分类的潜在用途

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The purpose of this study was to investigate the usefulness of multiple-view mammograms in the computerized scheme for identifying histological classifications. Our database consisted of mediolateral oblique (MLO) and craniocaudal (CC) magnification mammograms obtained from 77 patients, which included 14 invasive carcinomas, 17 noninvasive carcinomas of comedo type, 17 noninvasive carcinomas of noncomedo type, 14 mastopathies, and 15 fibroadenomas. Five features on clustered microcalcifications were determined from each of MLO and CC images by taking into account image features that experienced radiologists commonly use to identify histological classifications. Modified Bayes discriminant function (MBDF) was employed for distinguishing between histological classifications. For the input of MBDF, we used five or ten features obtained from MLO and/or CC images. With ten features, the classification accuracies for each histological classification ranged from 70.6% to 93.3%. This result was higher than that obtained with only five features either from MLO or CC images.
机译:这项研究的目的是调查多视图乳房X线照片在识别组织学分类的计算机化方案中的作用。我们的数据库包括从77例患者中获得的中外侧斜(MLO)和颅尾(CC)放大乳房X线照片,包括14例浸润性癌,17例粉刺非侵入性癌,17例非粉刺非侵入性癌,14例乳突病和15例纤维腺瘤。通过考虑经验丰富的放射科医生通常用于识别组织学分类的图像特征,从MLO和CC图像中的每一个中确定了簇状微钙化的五个特征。改进的贝叶斯判别函数(MBDF)用于区分组织学分类。对于MBDF的输入,我们使用了从MLO和/或CC图像获得的五个或十个特征。具有十个特征,每种组织学分类的分类准确性范围为70.6%至93.3%。该结果高于仅从MLO或CC图像获得五个特征的结果。

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