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Most image-to-image translation models postulate that a unique correspondence exists between the semantic classes of the source and target domains. However, this assumption does not always hold in real-world scenarios due to divergent…

Computer Vision and Pattern Recognition · Computer Science 2024-04-01 Sidi Wu , Yizi Chen , Samuel Mermet , Lorenz Hurni , Konrad Schindler , Nicolas Gonthier , Loic Landrieu

Non-contrast CT (NCCT) imaging may reduce image contrast and anatomical visibility, potentially increasing diagnostic uncertainty. In contrast, contrast-enhanced CT (CECT) facilitates the observation of regions of interest (ROI). Leading…

Image and Video Processing · Electrical Eng. & Systems 2024-11-18 Tingyi Lin , Pengju Lyu , Jie Zhang , Yuqing Wang , Cheng Wang , Jianjun Zhu

Medical image segmentation plays a crucial role in clinical diagnosis and treatment planning. Although models based on convolutional neural networks (CNNs) and Transformers have achieved remarkable success in medical image segmentation…

Image and Video Processing · Electrical Eng. & Systems 2024-10-04 Jiashu Xu

Automatic tumor segmentation is a crucial step in medical image analysis for computer-aided diagnosis. Although the existing methods based on convolutional neural networks (CNNs) have achieved the state-of-the-art performance, many…

Image and Video Processing · Electrical Eng. & Systems 2020-05-11 Shuchao Pang , Anan Du , Mehmet A. Orgun , Yan Wang , Quanzheng Sheng , Shoujin Wang , Xiaoshui Huang , Zhemei Yu

Automated blood vessel segmentation is vital for biomedical imaging, as vessel changes indicate many pathologies. Still, precise segmentation is difficult due to the complexity of vascular structures, anatomical variations across patients,…

Clinical screening with low-quality fundus images is challenging and significantly leads to misdiagnosis. This paper addresses the issue of improving the retinal image quality and vessel segmentation through retinal image restoration. More…

Image and Video Processing · Electrical Eng. & Systems 2022-10-06 Alnur Alimanov , Md Baharul Islam

This study introduces an innovative application of Conditional Generative Adversarial Networks (C-GAN) integrated with Stacked Hourglass Networks (SHGN) aimed at enhancing image segmentation, particularly in the challenging environment of…

Image and Video Processing · Electrical Eng. & Systems 2024-08-06 Haowei Yang , Yuxiang Hu , Shuyao He , Ting Xu , Jiajie Yuan , Xingxin Gu

Image-to-image translation models transfer images from input domain to output domain in an endeavor to retain the original content of the image. Contrastive Unpaired Translation is one of the existing methods for solving such problems.…

Computer Vision and Pattern Recognition · Computer Science 2021-09-28 Bernard Spiegl

Automatic examination of thin-prep cytologic test (TCT) slides can assist pathologists in finding cervical abnormality for accurate and efficient cancer screening. Current solutions mostly need to localize suspicious cells and classify…

Computer Vision and Pattern Recognition · Computer Science 2023-07-13 Zhenrong Shen , Maosong Cao , Sheng Wang , Lichi Zhang , Qian Wang

With the advent of Deep Learning (DL) techniques, especially Generative Adversarial Networks (GANs), data augmentation and generation are quickly evolving domains that have raised much interest recently. However, the DL techniques are data…

Computer Vision and Pattern Recognition · Computer Science 2018-05-30 Umair Javaid , John A. Lee

The presence of domain shift in medical imaging is a common issue, which can greatly impact the performance of segmentation models when dealing with unseen image domains. Adversarial-based deep learning models, such as Cycle-GAN, have…

Image and Video Processing · Electrical Eng. & Systems 2023-04-19 Paolo Iacono , Naimul Khan

Optical coherence tomography (OCT) and confocal microscopy are pivotal in retinal imaging, offering distinct advantages and limitations. In vivo OCT offers rapid, non-invasive imaging but can suffer from clarity issues and motion artifacts,…

Image and Video Processing · Electrical Eng. & Systems 2024-12-18 Xin Tian , Nantheera Anantrasirichai , Lindsay Nicholson , Alin Achim

We propose a novel ECGAN for the challenging semantic image synthesis task. Although considerable improvements have been achieved by the community in the recent period, the quality of synthesized images is far from satisfactory due to three…

Computer Vision and Pattern Recognition · Computer Science 2023-07-25 Hao Tang , Guolei Sun , Nicu Sebe , Luc Van Gool

The Segment Anything Model (SAM) has achieved remarkable successes in the realm of natural image segmentation, but its deployment in the medical imaging sphere has encountered challenges. Specifically, the model struggles with medical…

Computer Vision and Pattern Recognition · Computer Science 2024-08-02 Shreyank N Gowda , David A. Clifton

Medical image segmentation is crucial for disease diagnosis and monitoring. Though effective, the current segmentation networks such as UNet struggle with capturing long-range features. More accurate models such as TransUNet, Swin-UNet, and…

Image and Video Processing · Electrical Eng. & Systems 2024-06-11 Khaled Alrfou , Tian Zhao

Polarimetric imaging, along with deep learning, has shown improved performances on different tasks including scene analysis. However, its robustness may be questioned because of the small size of the training datasets. Though the issue…

Computer Vision and Pattern Recognition · Computer Science 2022-06-16 Cyprien Ruffino , Rachel Blin , Samia Ainouz , Gilles Gasso , Romain Hérault , Fabrice Meriaudeau , Stéphane Canu

Automatic blood vessel extraction from 3D medical images is crucial for vascular disease diagnoses. Existing methods based on convolutional neural networks (CNNs) may suffer from discontinuities of extracted vessels when segmenting such…

Image and Video Processing · Electrical Eng. & Systems 2020-12-15 Jiafa He , Chengwei Pan , Can Yang , Ming Zhang , Yang Wang , Xiaowei Zhou , Yizhou Yu

This paper discusses how distribution matching losses, such as those used in CycleGAN, when used to synthesize medical images can lead to mis-diagnosis of medical conditions. It seems appealing to use these new image synthesis methods for…

Computer Vision and Pattern Recognition · Computer Science 2018-10-04 Joseph Paul Cohen , Margaux Luck , Sina Honari

The limited availability of bronchoscopy images makes image synthesis particularly interesting for training deep learning models. Robust image translation across different domains -- virtual bronchoscopy, phantom as well as in-vivo and…

Image and Video Processing · Electrical Eng. & Systems 2025-07-03 Ahmad Soliman , Ron Keuth , Marian Himstedt

Existing methods to reconstruct vascular structures from a computed tomography (CT) angiogram rely on injection of intravenous contrast to enhance the radio-density within the vessel lumen. However, pathological changes can be present in…

Image and Video Processing · Electrical Eng. & Systems 2020-02-11 Anirudh Chandrashekar , Ashok Handa , Natesh Shivakumar , Pierfrancesco Lapolla , Vicente Grau , Regent Lee