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Application of Top-hat and SVM in micro-calcification detection of mammograms
Author(s): 
Pages: 243-245
Year: Issue:  20
Journal: Computer Engineering and Applications

Keyword:  微钙化点小波Top-hat支持向量机;
Abstract: 乳腺X线图像中微钙化点的检测对于乳腺癌的早期诊断非常有意义,然而目前常用的钙化点检测方法普遍存在假阳性高的缺点.采用小波与Top-hat算子相结合的方法对乳腺图像进行钙化点粗检测,并在此基础上,用SVM对钙化点粗检结果进一步甄别,去假存真.这样做可以在基本不降低真阳性率的情况下,大大降低假阳性率.仿真实验证明,该方法的钙化点检出率达到98.46%,错检率仅为3.597%,说明该方法能够有效地从复杂背景中提取出微钙化点.
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