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Related papers: Ischemic Stroke Lesion Segmentation Using Adversar…

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Predicting the final ischaemic stroke lesion provides crucial information regarding the volume of salvageable hypoperfused tissue, which helps physicians in the difficult decision-making process of treatment planning and intervention.…

Image and Video Processing · Electrical Eng. & Systems 2021-01-05 Adriano Pinto , Sérgio Pereira , Raphael Meier , Roland Wiest , Victor Alves , Mauricio Reyes , Carlos A. Silva

Purpose: To compare the segmentation and detection performance of a deep learning model trained on a database of human-labelled clinical diffusion-weighted (DW) stroke lesions to a model trained on the same database enhanced with synthetic…

Stroke poses an immense public health burden and remains among the primary causes of death and disability worldwide. Emergent therapy is often precluded by late or indeterminate times of onset before initial clinical presentation. Rapid,…

Medical Physics · Physics 2021-04-16 Leeor Alon , Seena Dehkharghani

A stroke occurs when an artery in the brain ruptures and bleeds or when the blood supply to the brain is cut off. Blood and oxygen cannot reach the brain's tissues due to the rupture or obstruction resulting in tissue death. The Middle…

Image and Video Processing · Electrical Eng. & Systems 2022-05-10 Ujjwal Upadhyay , Mukul Ranjan , Satish Golla , Swetha Tanamala , Preetham Sreenivas , Sasank Chilamkurthy , Jeyaraj Pandian , Jason Tarpley

The hemorrhagic lesion segmentation plays a critical role in ophthalmic diagnosis, directly influencing early disease detection, treatment planning, and therapeutic efficacy evaluation. However, the task faces significant challenges due to…

Computer Vision and Pattern Recognition · Computer Science 2025-02-14 Zesheng Li , Minwen Liao , Haoran Chen , Yan Su , Chengchang Pan , Honggang Qi

Diabetic Retinopathy (DR) is a leading cause of blindness in working age adults. DR lesions can be challenging to identify in fundus images, and automatic DR detection systems can offer strong clinical value. Of the publicly available…

Image and Video Processing · Electrical Eng. & Systems 2020-07-29 Qiqi Xiao , Jiaxu Zou , Muqiao Yang , Alex Gaudio , Kris Kitani , Asim Smailagic , Pedro Costa , Min Xu

Segmenting stroke lesions from T1-weighted MR images is of great value for large-scale stroke rehabilitation neuroimaging analyses. Nevertheless, there are great challenges with this task, such as large range of stroke lesion scales and the…

Image and Video Processing · Electrical Eng. & Systems 2021-02-17 Hao Yang , Weijian Huang , Kehan Qi , Cheng Li , Xinfeng Liu , Meiyun Wang , Hairong Zheng , Shanshan Wang

The midline related pathological image features are crucial for evaluating the severity of brain compression caused by stroke or traumatic brain injury (TBI). The automated midline delineation not only improves the assessment and clinical…

Image and Video Processing · Electrical Eng. & Systems 2020-02-28 Shen Wang , Kongming Liang , Chengwei Pan , Chuyang Ye , Xiuli Li , Feng Liu , Yizhou Yu , Yizhou Wang

Brain lesions, including stroke and tumours, have a high degree of variability in terms of location, size, intensity and form, making automatic segmentation difficult. We propose an improvement to existing segmentation methods by exploiting…

Image and Video Processing · Electrical Eng. & Systems 2019-07-22 Kevin Raina , Uladzimir Yahorau , Tanya Schmah

Assessing the location and extent of lesions caused by chronic stroke is critical for medical diagnosis, surgical planning, and prognosis. In recent years, with the rapid development of 2D and 3D convolutional neural networks (CNN), the…

Image and Video Processing · Electrical Eng. & Systems 2021-02-17 Yongjin Zhou , Weijian Huang , Pei Dong , Yong Xia , Shanshan Wang

Split learning (SL) has been proposed to train deep learning models in a decentralized manner. For decentralized healthcare applications with vertical data partitioning, SL can be beneficial as it allows institutes with complementary…

Computer Vision and Pattern Recognition · Computer Science 2022-09-28 Holger R. Roth , Ali Hatamizadeh , Ziyue Xu , Can Zhao , Wenqi Li , Andriy Myronenko , Daguang Xu

In this paper we approach the problem of skin lesion segmentation using a convolutional neural network based on the U-Net architecture. We present a set of training strategies that had a significant impact on the performance of this model.…

Computer Vision and Pattern Recognition · Computer Science 2018-11-29 Fred Guth , Teofilo E. deCampos

Deep neural networks have demonstrated exceptional efficacy in stroke lesion segmentation. However, the delineation of small lesions, critical for stroke diagnosis, remains a challenge. In this study, we propose two straightforward yet…

Computer Vision and Pattern Recognition · Computer Science 2024-08-07 Liang Shang , Zhengyang Lou , Andrew L. Alexander , Vivek Prabhakaran , William A. Sethares , Veena A. Nair , Nagesh Adluru

Skin lesions segmentation is an important step in the process of automated diagnosis of the skin melanoma. However, the accuracy of segmenting melanomas skin lesions is quite a challenging task due to less data for training, irregular…

Image and Video Processing · Electrical Eng. & Systems 2020-12-29 Sabari Nathan , Priya Kansal

Deep learning frameworks such as nnU-Net achieve state-of-the-art performance in brain lesion segmentation but remain difficult to deploy clinically due to heavy dependencies and monolithic design. We introduce \textit{StrokeSeg}, a modular…

Computer Vision and Pattern Recognition · Computer Science 2025-10-29 Yann Kerverdo , Florent Leray , Youwan Mahé , Stéphanie Leplaideur , Francesca Galassi

Accurate infarct segmentation in non-contrast CT (NCCT) images is a crucial step toward computer-aided acute ischemic stroke (AIS) assessment. In clinical practice, bilateral symmetric comparison of brain hemispheres is usually used to…

Image and Video Processing · Electrical Eng. & Systems 2022-07-01 Haomiao Ni , Yuan Xue , Kelvin Wong , John Volpi , Stephen T. C. Wong , James Z. Wang , Xiaolei Huang

We implement a visual interpretability method Layer-wise Relevance Propagation (LRP) on top of 3D U-Net trained to perform lesion segmentation on the small dataset of multi-modal images provided by ISLES 2017 competition. We demonstrate…

Image and Video Processing · Electrical Eng. & Systems 2020-01-14 Erico Tjoa , Guo Heng , Lu Yuhao , Cuntai Guan

In this paper we consider the problem of unsupervised anomaly segmentation in medical images, which has attracted increasing attention in recent years due to the expensive pixel-level annotations from experts and the existence of a large…

Image and Video Processing · Electrical Eng. & Systems 2021-12-20 Raunak Dey , Wenbo Sun , Haibo Xu , Yi Hong

Semantic segmentation constitutes an integral part of medical image analyses for which breakthroughs in the field of deep learning were of high relevance. The large number of trainable parameters of deep neural networks however renders them…

Computer Vision and Pattern Recognition · Computer Science 2017-02-28 Simon Kohl , David Bonekamp , Heinz-Peter Schlemmer , Kaneschka Yaqubi , Markus Hohenfellner , Boris Hadaschik , Jan-Philipp Radtke , Klaus Maier-Hein