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Developing an effective liver and liver tumor segmentation model from CT scans is very important for the success of liver cancer diagnosis, surgical planning and cancer treatment. In this work, we propose a two-stage framework for 2D liver…

Image and Video Processing · Electrical Eng. & Systems 2020-07-21 Youbao Tang , Yuxing Tang , Yingying Zhu , Jing Xiao , Ronald M. Summers

Purpose Segmentation of the liver from abdominal computed tomography (CT) image is an essential step in some computer assisted clinical interventions, such as surgery planning for living donor liver transplant (LDLT), radiotherapy and…

Computer Vision and Pattern Recognition · Computer Science 2016-05-11 Fang Lu , Fa Wu , Peijun Hu , Zhiyi Peng , Dexing Kong

Identifying, measuring and reporting lesions accurately and comprehensively from patient CT scans are important yet time-consuming procedures for physicians. Computer-aided lesion/significant-findings detection techniques are at the core of…

Computer Vision and Pattern Recognition · Computer Science 2020-09-01 Jinzheng Cai , Ke Yan , Chi-Tung Cheng , Jing Xiao , Chien-Hung Liao , Le Lu , Adam P. Harrison

Objective: Clinical implementation of deformable image registration (DIR) requires voxel-based spatial accuracy metrics such as manually identified landmarks, which are challenging to implement for highly mobile gastrointestinal (GI)…

Diffusion models have enabled remarkably high-quality medical image generation, yet it is challenging to enforce anatomical constraints in generated images. To this end, we propose a diffusion model-based method that supports…

Image and Video Processing · Electrical Eng. & Systems 2024-06-21 Nicholas Konz , Yuwen Chen , Haoyu Dong , Maciej A. Mazurowski

Accurate detection and segmentation of brain tumors from magnetic resonance imaging (MRI) are essential for diagnosis, treatment planning, and clinical monitoring. While convolutional architectures such as U-Net have long been the backbone…

Computer Vision and Pattern Recognition · Computer Science 2025-10-03 Arman Behnam

Automatic liver segmentation plays an important role in computer-aided diagnosis and treatment. Manual segmentation of organs is a difficult and tedious task and so prone to human errors. In this paper, we propose an adaptive 3D region…

Computer Vision and Pattern Recognition · Computer Science 2019-02-06 Shima Rafiei , Nader Karimi , Behzad Mirmahboub , S. M. Reza Soroushmehr , Banafsheh Felfelian , Shadrokh Samavi , Kayvan Najarian

Point cloud classification plays an important role in a wide range of airborne light detection and ranging (LiDAR) applications, such as topographic mapping, forest monitoring, power line detection, and road detection. However, due to the…

Computer Vision and Pattern Recognition · Computer Science 2020-04-21 Congcong Wen , Lina Yang , Ling Peng , Xiang Li , Tianhe Chi

Accurate lung nodule detection for computed tomography (CT) scan imagery is challenging in real-world settings due to the sparse occurrence of nodules and similarity to other anatomical structures. In a typical positive case, nodules may…

Computer Vision and Pattern Recognition · Computer Science 2024-09-10 Hooman Ramezani , Dionne Aleman , Daniel Létourneau

Respiratory motion and the associated deformations of abdominal organs and tumors are essential information in clinical applications. However, inter- and intra-patient multi-organ deformations are complex and have not been statistically…

Computer Vision and Pattern Recognition · Computer Science 2020-11-04 Megumi Nakao , Mitsuhiro Nakamura , Takashi Mizowaki , Tetsuya Matsuda

Accurate 3D aortic construction is crucial for clinical diagnosis, preoperative planning, and computational fluid dynamics (CFD) simulations, as it enables the estimation of critical hemodynamic parameters such as blood flow velocity,…

Computer Vision and Pattern Recognition · Computer Science 2025-07-21 Delin An , Pan Du , Jian-Xun Wang , Chaoli Wang

Multi-phase computed tomography (CT) scans use contrast agents to highlight different anatomical structures within the body to improve the probability of identifying and detecting anatomical structures of interest and abnormalities such as…

Image and Video Processing · Electrical Eng. & Systems 2024-04-18 Abdullah F. Al-Battal , Soan T. M. Duong , Van Ha Tang , Quang Duc Tran , Steven Q. H. Truong , Chien Phan , Truong Q. Nguyen , Cheolhong An

This study proposes an automatic technique for liver segmentation in computed tomography (CT) images. Localization of the liver volume is based on the correlation with an optimized set of liver templates developed by the authors that allows…

Image and Video Processing · Electrical Eng. & Systems 2020-01-01 N. S. Kulberg , A. B. Elizarov , V. P. Novik , V. A. Gombolevsky , A. P. Gonchar , A. L. Alliua , V. Yu. Bosin , A. V. Vladzymyrsky , S. P. Morozov

Deformable image registration (DIR) is an enabling technology in many diagnostic and therapeutic tasks. Despite this, DIR algorithms have limited clinical use, largely due to a lack of benchmark datasets for quality assurance during…

Computer Vision and Pattern Recognition · Computer Science 2025-01-17 Edward R Criscuolo , Yao Hao , Zhendong Zhang , Trevor McKeown , Deshan Yang

Recent advances in point cloud In-Context Learning (ICL) have demonstrated strong multitask capabilities. Existing approaches typically adopt a Masked Point Modeling (MPM)-based paradigm for point cloud ICL. However, MPM-based methods…

Computer Vision and Pattern Recognition · Computer Science 2026-04-06 Chengxing Lin , Jinhong Deng , Yinjie Lei , Wen Li

Accurate camera calibration is a fundamental task for 3D perception, especially when dealing with real-world, in-the-wild environments where complex optical distortions are common. Existing methods often rely on pre-rectified images or…

Computer Vision and Pattern Recognition · Computer Science 2025-03-28 Liuyue Xie , Jiancong Guo , Ozan Cakmakci , Andre Araujo , Laszlo A. Jeni , Zhiheng Jia

The computer-aided diagnosis of focal liver lesions (FLLs) can help improve workflow and enable correct diagnoses; FLL detection is the first step in such a computer-aided diagnosis. Despite the recent success of deep-learning-based…

Image and Video Processing · Electrical Eng. & Systems 2021-12-20 Sang-gil Lee , Eunji Kim , Jae Seok Bae , Jung Hoon Kim , Sungroh Yoon

Reconstructing the 3D shape of an object from a single RGB image is a long-standing and highly challenging problem in computer vision. In this paper, we propose a novel method for single-image 3D reconstruction which generates a sparse…

Computer Vision and Pattern Recognition · Computer Science 2023-02-24 Luke Melas-Kyriazi , Christian Rupprecht , Andrea Vedaldi

Computed tomography (CT) serves as an effective tool for lung cancer screening, diagnosis, treatment, and prognosis, providing a rich source of features to quantify temporal and spatial tumor changes. Nonetheless, the diversity of CT…

Image and Video Processing · Electrical Eng. & Systems 2023-10-10 Md Selim , Jie Zhang , Faraneh Fathi , Michael A. Brooks , Ge Wang , Guoqiang Yu , Jin Chen

This paper presents the FuzzyDistillViT-MobileNet model, a novel approach for lung cancer (LC) classification, leveraging dynamic fuzzy logic-driven knowledge distillation (KD) to address uncertainty and complexity in disease diagnosis.…

Computer Vision and Pattern Recognition · Computer Science 2025-10-24 Saif Ur Rehman Khan , Muhammad Nabeel Asim , Sebastian Vollmer , Andreas Dengel