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When preoperative planning for surgeries is conducted on the basis of medical images, artificial intelligence methods can support medical doctors during assessment. In this work, we consider medical guidelines for preoperative planning of…

Image and Video Processing · Electrical Eng. & Systems 2025-07-23 Cedric Zöllner , Simon Reiß , Alexander Jaus , Amroalalaa Sholi , Ralf Sodian , Rainer Stiefelhagen

Colorectal cancer is a prevalent form of cancer, and many patients develop colorectal cancer liver metastasis (CRLM) as a result. Early detection of CRLM is critical for improving survival rates. Radiologists usually rely on a series of…

Image and Video Processing · Electrical Eng. & Systems 2024-12-04 Xueyang Li , Han Xiao , Weixiang Weng , Xiaowei Xu , Yiyu Shi

Brain tumors are one of the life-threatening forms of cancer. Previous studies have classified brain tumors using deep neural networks. In this paper, we perform the later task using a collaborative deep learning technique, more…

Image and Video Processing · Electrical Eng. & Systems 2023-02-01 Omar S. Ads , Mayar M. Alfares , Mohammed A. -M. Salem

Convolutional neural networks (CNN) for multi-class segmentation of medical images are widely used today. Especially models with multiple outputs that can separately predict segmentation classes (regions) without relying on a probabilistic…

Computer Vision and Pattern Recognition · Computer Science 2025-12-22 Denis Mikhailapov , Vladimir Berikov

The main contribution of this paper is to propose an iterative procedure for tubular structure segmentation of 2D images, which combines tight frame of Curvelet transforms with a SURE technique thresholding which is based on principle…

Computer Vision and Pattern Recognition · Computer Science 2025-06-10 Nasser Aghazadeh , Ladan Sharafyan Cigaroudy

The liver is one of the most critical metabolic organs in vertebrates due to its vital functions in the human body, such as detoxification of the blood from waste products and medications. Liver diseases due to liver tumors are one of the…

Image and Video Processing · Electrical Eng. & Systems 2022-08-30 Khaled Humady , Yasmeen Al-Saeed , Nabila Eladawi , Ahmed Elgarayhi , Mohammed Elmogy , Mohammed Sallah

The high cure rate of cancer is inextricably linked to physicians' accuracy in diagnosis and treatment, therefore a model that can accomplish high-precision tumor segmentation has become a necessity in many applications of the medical…

Image and Video Processing · Electrical Eng. & Systems 2023-07-26 Zeqiu. Yu , Shuo. Han , Ziheng. Song

Segmentation of lung tissue in computed tomography (CT) images is a precursor to most pulmonary image analysis applications. Semantic segmentation methods using deep learning have exhibited top-tier performance in recent years, however…

Image and Video Processing · Electrical Eng. & Systems 2023-04-27 Niloufar Delfan , Hamid Abrishami Moghaddam , Mohammadreza Modaresi , Kimia Afshari , Kasra Nezamabadi , Neda Pak , Omid Ghaemi , Mohamad Forouzanfar

Multi-organ segmentation of 3D medical images is fundamental with meaningful applications in various clinical automation pipelines. Although deep learning has achieved superior performance, the time and memory consumption of segmenting the…

Computer Vision and Pattern Recognition · Computer Science 2025-11-12 Xueqi Guo , Halid Ziya Yerebakan , Yoshihisa Shinagawa , Kritika Iyer , Gerardo Hermosillo Valadez

We present a new table structure recognition (TSR) approach, called TSRFormer, to robustly recognizing the structures of complex tables with geometrical distortions from various table images. Unlike previous methods, we formulate table…

Computer Vision and Pattern Recognition · Computer Science 2022-08-10 Weihong Lin , Zheng Sun , Chixiang Ma , Mingze Li , Jiawei Wang , Lei Sun , Qiang Huo

Multi-phase liver contrast-enhanced computed tomography (CECT) images convey the complementary multi-phase information for liver tumor segmentation (LiTS), which are crucial to assist the diagnosis of liver cancer clinically. However, the…

Image and Video Processing · Electrical Eng. & Systems 2023-06-21 Chuanfei Hu , Tianyi Xia , Ying Cui , Quchen Zou , Yuancheng Wang , Wenbo Xiao , Shenghong Ju , Xinde Li

In medical image segmentation tasks, diffusion models have shown significant potential. However, mainstream diffusion models suffer from drawbacks such as multiple sampling times and slow prediction results. Recently, consistency models, as…

Computer Vision and Pattern Recognition · Computer Science 2024-05-16 Kejia Zhang , Lan Zhang , Haiwei Pan , Baolong Yu

Computed tomography (CT) imaging could be very practical for diagnosing various diseases. However, the nature of the CT images is even more diverse since the resolution and number of the slices of a CT scan are determined by the machine and…

Image and Video Processing · Electrical Eng. & Systems 2022-07-11 Chih-Chung Hsu , Chi-Han Tsai , Guan-Lin Chen , Sin-Di Ma , Shen-Chieh Tai

Introduction: Accurate intraoperative delineation of colorectal liver metastases (CRLM) is crucial for achieving negative resection margins but remains challenging using intraoperative ultrasound (iUS) due to low contrast, noise, and…

Computer Vision and Pattern Recognition · Computer Science 2025-11-10 Tiziano Natali , Karin A. Olthof , Niels F. M. Kok , Koert F. D. Kuhlmann , Theo J. M. Ruers , Matteo Fusaglia

The preservation of the corticospinal tract (CST) is key to good motor recovery after stroke. The gold standard method of assessing the CST with imaging is diffusion tensor tractography. However, this is not available for most intracerebral…

Early detection of lung nodules with computed tomography (CT) is critical for the longer survival of lung cancer patients and better quality of life. Computer-aided detection/diagnosis (CAD) is proven valuable as a second or concurrent…

Computer Vision and Pattern Recognition · Computer Science 2022-10-19 Chuang Niu , Ge Wang

Using PDE-constrained optimization we introduce a parameter identification approach which can identify the blood perfusion rate from MR thermometry data obtained during the treatment with laser-induced thermotherapy (LITT). The blood…

Optimization and Control · Mathematics 2025-10-14 Matthias Andres , Sebastian Blauth , Christian Leithäuser , Norbert Siedow

In this study, we propose a robust methodology for automatic segmentation of infected lung regions in COVID-19 CT scans using convolutional neural networks. The approach is based on a modified U-Net architecture enhanced with attention…

Image and Video Processing · Electrical Eng. & Systems 2026-02-20 Amal Lahchim , Lazar Davic

Fully convolutional neural networks have made promising progress in joint liver and liver tumor segmentation. Instead of following the debates over 2D versus 3D networks (for example, pursuing the balance between large-scale 2D pretraining…

Image and Video Processing · Electrical Eng. & Systems 2022-03-09 Shuxin Wang , Shilei Cao , Zhizhong Chai , Dong Wei , Kai Ma , Liansheng Wang , Yefeng Zheng