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Automatic breast segmentation in digital mammography using a convolutional neural network

机译:使用卷积神经网络在乳腺X线摄影中自动进行乳房分割

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Digital mammography (DM) has boon considered as the primary modality for breast rancer screening. The relative amount of breast fibroglandular tissue, referred to as percent breast density (PD). has been considered as an important factor associated with breast cancer. We have developed and tested a robust method to accurately segment the pectoral muscle and the breast area using a deep learning approach. We use a U-Net architecture with a ResNet decoder to increase the depth of features. The architecture is trained using 555 DM images and tested and validated on an independent set, of 555 images. The results show that our network achieves an average and standard deviation dice coefficient of 94.86% ± 1.93%. respectively, and sensitivity of 96.31% ± 1.87%. The method present here can be considered as the first step toward the automatic estimation of PD.
机译:数字乳腺X线摄影术(DM)已被认为是乳腺癌筛查的主要方式。乳腺纤维腺组织的相对量,称为乳腺密度百分比(PD)。已被认为是与乳腺癌相关的重要因素。我们已经开发并测试了一种健壮的方法,可以使用深度学习方法来准确地分割胸肌和乳房区域。我们使用带有ResNet解码器的U-Net架构来增加功能的深度。使用555 DM图像对体系结构进行了培训,并在独立的555图像集上进行了测试和验证。结果表明,我们的网络实现了94.86%±1.93%的平均和标准偏差骰子系数。灵敏度分别为96.31%±1.87%。这里存在的方法可以被认为是自动进行PD评估的第一步。

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