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Magnetic resonance (MR) imaging is essential for evaluating central nervous system (CNS) tumors, guiding surgical planning, treatment decisions, and assessing postoperative outcomes and complication risks. While recent work has advanced…

Manual delineation of tumor regions from magnetic resonance (MR) images is time-consuming, requires an expert, and is prone to human error. In recent years, deep learning models have been the go-to approach for the segmentation of brain…

Image and Video Processing · Electrical Eng. & Systems 2024-01-03 Subin Sahayam , Umarani Jayaraman

Image analysis technology is used to solve the inadvertences of artificial traditional methods in disease, wastewater treatment, environmental change monitoring analysis and convolutional neural networks (CNN) play an important role in…

Image and Video Processing · Electrical Eng. & Systems 2022-04-26 Jian Wu , Wanli Liu , Chen Li , Tao Jiang , Islam Mohammad Shariful , Hongzan Sun , Xiaoqi Li , Xintong Li , Xinyu Huang , Marcin Grzegorzek

Uncertainty estimation in machine learning is paramount for enhancing the reliability and interpretability of predictive models, especially in high-stakes real-world scenarios. Despite the availability of numerous methods, they often pose a…

Computer Vision and Pattern Recognition · Computer Science 2023-08-16 Anton Baumann , Thomas Roßberg , Michael Schmitt

Bias field artifacts in magnetic resonance imaging (MRI) scans introduce spatially smooth intensity inhomogeneities that degrade image quality and hinder downstream analysis. To address this challenge, we propose a novel variational…

Heterogeneous catalysts possess complex surface and bulk structures, relatively poor intrinsic contrast, and often a sparse distribution of the catalytic nanoparticles (NPs), posing a significant challenge for image segmentation, including…

Materials Science · Physics 2022-01-20 Arda Genc , Libor Kovarik , Hamish L. Fraser

Medical image segmentation is of great significance in analysis of illness. The use of deep neural networks in medical image segmentation can help doctors extract regions of interest from complex medical images, thereby improving diagnostic…

Image and Video Processing · Electrical Eng. & Systems 2026-04-01 Zhuoyi Fang , Kexuan Shi , Jiajia Liu , Qiang Han

Residual networks (ResNet) and weight normalization play an important role in various deep learning applications. However, parameter initialization strategies have not been studied previously for weight normalized networks and, in practice,…

Machine Learning · Statistics 2019-10-31 Devansh Arpit , Victor Campos , Yoshua Bengio

In medical image segmentation tasks, the scarcity of labeled training data poses a significant challenge when training deep neural networks. When using U-Net-style architectures, it is common practice to address this problem by pretraining…

Computer Vision and Pattern Recognition · Computer Science 2025-06-09 Gábor Hidy , Bence Bakos , András Lukács

In radiotherapy planning, manual contouring is labor-intensive and time-consuming. Accurate and robust automated segmentation models improve the efficiency and treatment outcome. We aim to develop a novel hybrid deep learning approach,…

Image and Video Processing · Electrical Eng. & Systems 2022-01-19 Zhuangzhuang Zhang , Tianyu Zhao , Hiram Gay , Weixiong Zhang , Baozhou Sun

Using multimodal Magnetic Resonance Imaging (MRI) is necessary for accurate brain tumor segmentation. The main problem is that not all types of MRIs are always available in clinical exams. Based on the fact that there is a strong…

Image and Video Processing · Electrical Eng. & Systems 2021-11-11 Tongxue Zhou , Stéphane Canu , Pierre Vera , Su Ruan

Chronic wounds and associated complications present ever growing burdens for clinics and hospitals world wide. Venous, arterial, diabetic, and pressure wounds are becoming increasingly common globally. These conditions can result in highly…

Segmentation is an essential requirement in medicine when digital images are used in illness diagnosis, especially, in posterior tasks as analysis and disease identification. An efficient segmentation of brain Magnetic Resonance Images…

Image and Video Processing · Electrical Eng. & Systems 2021-09-21 Rajarshi Bandyopadhyay , Rohit Kundu , Diego Oliva , Ram Sarkar

The utilisation of deep learning segmentation algorithms that learn complex organs and tissue patterns and extract essential regions of interest from the noisy background to improve the visual ability for medical image diagnosis has…

Computer Vision and Pattern Recognition · Computer Science 2023-11-03 Yanming Guo

Accurately segmenting a variety of clinically significant lesions from whole body computed tomography (CT) scans is a critical task on precision oncology imaging, denoted as universal lesion segmentation (ULS). Manual annotation is the…

Image and Video Processing · Electrical Eng. & Systems 2021-05-05 Youbao Tang , Jinzheng Cai , Ke Yan , Lingyun Huang , Guotong Xie , Jing Xiao , Jingjing Lu , Gigin Lin , Le Lu

Typical Magnetic Resonance Imaging (MRI) scan may take 20 to 60 minutes. Reducing MRI scan time is beneficial for both patient experience and cost considerations. Accelerated MRI scan may be achieved by acquiring less amount of k-space data…

Image and Video Processing · Electrical Eng. & Systems 2020-01-15 Pak Lun Kevin Ding , Zhiqiang Li , Yuxiang Zhou , Baoxin Li

Accurate segmentation of brain tumors plays a key role in the diagnosis and treatment of brain tumor diseases. It serves as a critical technology for quantifying tumors and extracting their features. With the increasing application of deep…

Image and Video Processing · Electrical Eng. & Systems 2024-11-05 Longfeng Shen , Yanqi Hou , Jiacong Chen , Liangjin Diao , Yaxi Duan

Feature foundation models - usually vision transformers - offer rich semantic descriptors of images, useful for downstream tasks such as (interactive) segmentation and object detection. For computational efficiency these descriptors are…

Computer Vision and Pattern Recognition · Computer Science 2025-09-01 Ronan Docherty , Antonis Vamvakeros , Samuel J. Cooper

The growing interest in satellite imagery has triggered the need for efficient mechanisms to extract valuable information from these vast data sources, providing deeper insights. Even though deep learning has shown significant progress in…

Computer Vision and Pattern Recognition · Computer Science 2024-06-04 Wadii Boulila , Eman Alshanqiti , Ayyub Alzahem , Anis Koubaa , Nabil Mlaiki

The ability to extrapolate gene expression dynamics in living single cells requires robust cell segmentation, and one of the challenges is the amorphous or irregularly shaped cell boundaries. To address this issue, we modified the U-Net…

Quantitative Methods · Quantitative Biology 2020-01-17 Nanyan Zhu , Chen Liu , Zakary S. Singer , Tal Danino , Andrew F. Laine , Jia Guo