Thyroid Nodule Ultrasound Image Segmentation Based on Improved Swin Transformer

To address the issue of inaccurate segmentation caused by blurred edges and strong noise in thyroid nodule ultrasound images, an image segmentation method based on an improved Swin Transformer is proposed. First, depthwise convolutional layers are integrated into the encoder/decoder of the Swin Tran...

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Main Authors: Yue Wu, Lin Huang, Tiejun Yang
Format: Article
Language:English
Published: IEEE 2025-01-01
Series:IEEE Access
Subjects:
Online Access:https://ieeexplore.ieee.org/document/10847842/
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author Yue Wu
Lin Huang
Tiejun Yang
author_facet Yue Wu
Lin Huang
Tiejun Yang
author_sort Yue Wu
collection DOAJ
description To address the issue of inaccurate segmentation caused by blurred edges and strong noise in thyroid nodule ultrasound images, an image segmentation method based on an improved Swin Transformer is proposed. First, depthwise convolutional layers are integrated into the encoder/decoder of the Swin Transformer to enhance global-local feature representations. Second, a multi-scale feature fusion module is introduced through skip connections between the encoder and decoder to improve information flow and feature integration. Additionally, a multi-level patch embedding convolution is designed to enable layer-by-layer feature extraction from coarse to fine levels. Experimental results show that the proposed method achieves superior segmentation accuracy compared to state-of-the-art methods such as Attention U-Net, with Dice scores of 82.26% and 78.64% and IoU values of 73.00% and 67.93% on the TN3K and DDTI datasets, respectively.
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institution Kabale University
issn 2169-3536
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publishDate 2025-01-01
publisher IEEE
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series IEEE Access
spelling doaj-art-3f5648d7e96041ae8b2fad2db1574b792025-01-31T23:04:37ZengIEEEIEEE Access2169-35362025-01-0113197881979510.1109/ACCESS.2025.353226410847842Thyroid Nodule Ultrasound Image Segmentation Based on Improved Swin TransformerYue Wu0Lin Huang1https://orcid.org/0000-0002-2678-2085Tiejun Yang2https://orcid.org/0000-0002-8644-4651College of Intelligent Medicine and Biotechnology, Guilin Medical University, Guilin, Guangxi, ChinaCollege of Physics and Electronic Information Engineering, Guilin University of Technology, Guilin, Guangxi, ChinaCollege of Intelligent Medicine and Biotechnology, Guilin Medical University, Guilin, Guangxi, ChinaTo address the issue of inaccurate segmentation caused by blurred edges and strong noise in thyroid nodule ultrasound images, an image segmentation method based on an improved Swin Transformer is proposed. First, depthwise convolutional layers are integrated into the encoder/decoder of the Swin Transformer to enhance global-local feature representations. Second, a multi-scale feature fusion module is introduced through skip connections between the encoder and decoder to improve information flow and feature integration. Additionally, a multi-level patch embedding convolution is designed to enable layer-by-layer feature extraction from coarse to fine levels. Experimental results show that the proposed method achieves superior segmentation accuracy compared to state-of-the-art methods such as Attention U-Net, with Dice scores of 82.26% and 78.64% and IoU values of 73.00% and 67.93% on the TN3K and DDTI datasets, respectively.https://ieeexplore.ieee.org/document/10847842/Image segmentationtransformerthyroid noduleultrasound image
spellingShingle Yue Wu
Lin Huang
Tiejun Yang
Thyroid Nodule Ultrasound Image Segmentation Based on Improved Swin Transformer
IEEE Access
Image segmentation
transformer
thyroid nodule
ultrasound image
title Thyroid Nodule Ultrasound Image Segmentation Based on Improved Swin Transformer
title_full Thyroid Nodule Ultrasound Image Segmentation Based on Improved Swin Transformer
title_fullStr Thyroid Nodule Ultrasound Image Segmentation Based on Improved Swin Transformer
title_full_unstemmed Thyroid Nodule Ultrasound Image Segmentation Based on Improved Swin Transformer
title_short Thyroid Nodule Ultrasound Image Segmentation Based on Improved Swin Transformer
title_sort thyroid nodule ultrasound image segmentation based on improved swin transformer
topic Image segmentation
transformer
thyroid nodule
ultrasound image
url https://ieeexplore.ieee.org/document/10847842/
work_keys_str_mv AT yuewu thyroidnoduleultrasoundimagesegmentationbasedonimprovedswintransformer
AT linhuang thyroidnoduleultrasoundimagesegmentationbasedonimprovedswintransformer
AT tiejunyang thyroidnoduleultrasoundimagesegmentationbasedonimprovedswintransformer