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We present a deep learning framework for volumetric speckle reduction in optical coherence tomography (OCT) based on a conditional generative adversarial network (cGAN) that leverages the volumetric nature of OCT data. In order to utilize…

图像与视频处理 · 电气工程与系统科学 2024-06-24 Bhaskara Rao Chintada , Sebastián Ruiz-Lopera , René Restrepo , Brett E. Bouma , Martin Villiger , Néstor Uribe-Patarroyo

Standard language models employ unique, monolithic embeddings for each token, potentially limiting their ability to capture the multifaceted nature of word meanings. We investigate whether tokens can be more effectively represented through…

计算与语言 · 计算机科学 2025-09-24 Kavin R , Pawan Goyal

Background and objective: High-resolution radiographic images play a pivotal role in the early diagnosis and treatment of skeletal muscle-related diseases. It is promising to enhance image quality by introducing single-image…

图像与视频处理 · 电气工程与系统科学 2023-12-29 Yongsong Huang , Tomo Miyazaki , Xiaofeng Liu , Kaiyuan Jiang , Zhengmi Tang , Shinichiro Omachi

Medical images like CT and MRI provide detailed information about the internal structure of the body, and identifying key anatomical structures from these images plays a crucial role in clinical workflows. Current methods treat it as a…

计算机视觉与模式识别 · 计算机科学 2023-06-27 Xiaoyu Bai , Yong Xia

Optical coherence tomography (OCT) imaging is a well-known technology for visualizing retinal layers and helps ophthalmologists to detect possible diseases. Accurate and early diagnosis of common retinal diseases can prevent the patients…

图像与视频处理 · 电气工程与系统科学 2022-03-04 Mohammad Rahimzadeh , Mahmoud Reza Mohammadi

Reconstructing magnetic resonance (MR) images from undersampled data is a challenging problem due to various artifacts introduced by the under-sampling operation. Recent deep learning-based methods for MR image reconstruction usually…

图像与视频处理 · 电气工程与系统科学 2021-06-28 Pengfei Guo , Jeya Maria Jose Valanarasu , Puyang Wang , Jinyuan Zhou , Shanshan Jiang , Vishal M. Patel

Radiology report generation represents a significant application within medical AI, and has achieved impressive results. Concurrently, large language models (LLMs) have demonstrated remarkable performance across various domains. However,…

计算机视觉与模式识别 · 计算机科学 2025-07-08 Haifeng Zhao , Yufei Zhang , Leilei Ma , Shuo Xu , Dengdi Sun

Medical image segmentation is a fundamental task in medical image analysis. Despite that deep convolutional neural networks have gained stellar performance in this challenging task, they typically rely on large labeled datasets, which have…

计算机视觉与模式识别 · 计算机科学 2019-12-06 Qikui Zhu , Bo Du , Pingkun Yan

Wireless Technology Recognition (WTR) and localization are essential in modern communication systems, enabling efficient spectrum management, seamless coexistence of diverse technologies, and accurate positioning in dynamic environments. In…

信号处理 · 电气工程与系统科学 2025-09-22 Mohammad Cheraghinia , Eli De Poorter , Jaron Fontaine , Merouane Debbah , Adnan Shahid

Complex tables with multi-level headers, merged cells and heterogeneous layouts pose persistent challenges for LLMs in both understanding and reasoning. Existing approaches typically rely on table linearization or normalized grid modeling.…

计算与语言 · 计算机科学 2026-02-03 Bin Cao , Huixian Lu , Chenwen Ma , Ting Wang , Ruizhe Li , Jing Fan

Nosie is an important cause of low quality Optical coherence tomography (OCT) image. The neural network model based on Convolutional neural networks(CNNs) has demonstrated its excellent performance in image denoising. However, OCT image…

图像与视频处理 · 电气工程与系统科学 2022-05-03 Jie Du , Xujian Yang , Kecheng Jin , Xuanzheng Qi , Hu Chen

Inpainting shadowed regions cast by superficial blood vessels in retinal optical coherence tomography (OCT) images is critical for accurate and robust machine analysis and clinical diagnosis. Traditional sequence-based approaches such as…

计算机视觉与模式识别 · 计算机科学 2022-02-24 Yaoqi Tang , Yufan Li , Hongshan Liu , Jiaxuan Li , Peiyao Jin , Yu Gan , Yuye Ling , Yikai Su

Training-free open-vocabulary semantic segmentation(TF-OVSS) has recently attracted attention for its ability to perform dense prediction by leveraging the pretrained knowledge of large vision and vision-language models, without requiring…

计算机视觉与模式识别 · 计算机科学 2026-04-13 Seungjae Moon , Seunghyun Oh , Youngmin Ro

Optical Coherence Tomography(OCT) is a non-invasive technique capturing cross-sectional area of the retina in micro-meter resolutions. It has been widely used as a auxiliary imaging reference to detect eye-related pathology and predict…

图像与视频处理 · 电气工程与系统科学 2022-09-01 Shuo Chen , Da Ma , Sieun Lee , Timothy T. L. Yu , Gavin Xu , Donghuan Lu , Karteek Popuri , Myeong Jin Ju , Marinko V. Sarunic , Mirza Faisal Beg

Optical coherence tomography angiography (OCTA) is a new imaging modality to visualize retinal microvasculature and has been readily adopted in clinics. High-resolution OCT angiograms are important to qualitatively and quantitatively…

图像与视频处理 · 电气工程与系统科学 2023-05-11 Yuyan Ruan , Dawei Yang , Ziqi Tang , An Ran Ran , Carol Y. Cheung , Hao Chen

Optical coherence tomography (OCT) can perform non-invasive high-resolution three-dimensional (3D) imaging and has been widely used in biomedical fields, while it is inevitably affected by coherence speckle noise which degrades OCT imaging…

光学 · 物理学 2025-06-30 Renxiong Wu , Fei Zheng , Meixuan Li , Shaoyan Huang , Xin Ge , Linbo Liu , Yong Liu , Guangming Ni

Segmenting specific targets or structures in optical coherence tomography angiography (OCTA) images is fundamental for conducting further pathological studies. The retinal vascular layers are rich and intricate, and such vascular with…

图像与视频处理 · 电气工程与系统科学 2024-04-30 Xinrun Chen , Mei Shen , Haojian Ning , Mengzhan Zhang , Chengliang Wang , Shiying Li

Strong speckle noise is inherent to optical coherence tomography (OCT) imaging and represents a significant obstacle for accurate quantitative analysis of retinal structures which is key for advances in clinical diagnosis and monitoring of…

图像与视频处理 · 电气工程与系统科学 2023-12-11 Shijie Li , Palaiologos Alexopoulos , Anse Vellappally , Ronald Zambrano , Wollstein Gadi , Guido Gerig

Clinical deployment requires segmentation models to stay stable under distribution shifts and perturbations. The mainstream solution is adversarial training (AT) to improve robustness; however, AT often brings a clean--robustness trade-off…

计算机视觉与模式识别 · 计算机科学 2025-11-21 Yuting Lu , Ziliang Wang , Weixin Xu , Wei Zhang , Yongqiang Zhao , Yang Yu , Xiaohong Zhang

Automatic localization and segmentation of organs-at-risk (OAR) in CT are essential pre-processing steps in medical image analysis tasks, such as radiation therapy planning. For instance, the segmentation of OAR surrounding tumors enables…

计算机视觉与模式识别 · 计算机科学 2022-03-02 Fernando Navarro , Guido Sasahara , Suprosanna Shit , Ivan Ezhov , Jan C. Peeken , Stephanie E. Combs , Bjoern H. Menze