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. Author manuscript; available in PMC: 2021 May 4.
Published in final edited form as: IEEE Trans Med Imaging. 2019 Oct 18;39(5):1316–1325. doi: 10.1109/TMI.2019.2948320

Fig. 3.

Fig. 3.

Feature maps passing through the skip connection of the conventional U-Net (left) and feature maps passing through the skip connection before the additional convolution layer of the mU-Net (right). Red arrows show that, unlike large objects, the features of small objects are preserved in the mU-Net. The tumor sizes are represented in the label image.