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Low-dose computed tomography (LDCT) reduces the X-ray radiation but compromises image quality with more noises and artifacts. A plethora of transformer models have been developed recently to improve LDCT image quality. However, the success…

图像与视频处理 · 电气工程与系统科学 2022-10-18 Dayang Wang , Yongshun Xu , Shuo Han , Hengyong Yu

The difficulties in both data acquisition and annotation substantially restrict the sample sizes of training datasets for 3D medical imaging applications. As a result, constructing high-performance 3D convolutional neural networks from…

图像与视频处理 · 电气工程与系统科学 2022-01-06 Shu Zhang , Zihao Li , Hong-Yu Zhou , Jiechao Ma , Yizhou Yu

Due to the increasing workload of pathologists, the need for automation to support diagnostic tasks and quantitative biomarker evaluation is becoming more and more apparent. Foundation models have the potential to improve generalizability…

图像与视频处理 · 电气工程与系统科学 2025-01-13 Till Nicke , Jan Raphael Schaefer , Henning Hoefener , Friedrich Feuerhake , Dorit Merhof , Fabian Kiessling , Johannes Lotz

Prior medical image registration approaches, particularly learning-based methods, often require large amounts of training data, which constrains clinical adoption. To overcome this limitation, we propose a training-free pipeline that relies…

计算机视觉与模式识别 · 计算机科学 2025-08-21 Shansong Wang , Mojtaba Safari , Mingzhe Hu , Qiang Li , Chih-Wei Chang , Richard LJ Qiu , Xiaofeng Yang

Deep image prior (DIP) was recently introduced as an effective unsupervised approach for image restoration tasks. DIP represents the image to be recovered as the output of a deep convolutional neural network, and learns the network's…

图像与视频处理 · 电气工程与系统科学 2023-02-10 Riccardo Barbano , Johannes Leuschner , Maximilian Schmidt , Alexander Denker , Andreas Hauptmann , Peter Maaß , Bangti Jin

Masked image modeling (MIM) has become a prevalent pre-training setup for vision foundation models and attains promising performance. Despite its success, existing MIM methods discard the decoder network during downstream applications,…

计算机视觉与模式识别 · 计算机科学 2023-09-06 Qi Han , Yuxuan Cai , Xiangyu Zhang

Intermediate training of pre-trained transformer-based language models on domain-specific data leads to substantial gains for downstream tasks. To increase efficiency and prevent catastrophic forgetting alleviated from full domain-adaptive…

计算与语言 · 计算机科学 2023-05-23 Chia-Chien Hung , Lukas Lange , Jannik Strötgen

Accurate machine-learning models for aerodynamic prediction are essential for accelerating shape optimization, yet remain challenging to develop for complex three-dimensional configurations due to the high cost of generating training data.…

机器学习 · 计算机科学 2026-04-21 Yunjia Yang , Babak Gholami , Caglar Gurbuz , Mohammad Rashed , Nils Thuerey

Foundation models (FMs) promise to generalize medical imaging, but their effectiveness varies. It remains unclear how pre-training domain (medical vs. general), paradigm (e.g., text-guided), and architecture influence embedding quality,…

Foundation models (FMs) have emerged as a transformative paradigm in medical image analysis, offering the potential to provide generalizable, task-agnostic solutions across a wide range of clinical tasks and imaging modalities. Their…

计算机视觉与模式识别 · 计算机科学 2025-11-04 Karma Phuntsho , Abdullah , Kyungmi Lee , Ickjai Lee , Euijoon Ahn

In an attempt to address the need for skilled clinicians in heart sound interpretation, recent research efforts on automating cardiac auscultation have explored deep learning approaches. The majority of these approaches have been based on…

声音 · 计算机科学 2025-10-08 Rami Zewail

Pre-training techniques play a crucial role in deep learning, enhancing models' performance across a variety of tasks. By initially training on large datasets and subsequently fine-tuning on task-specific data, pre-training provides a solid…

计算机视觉与模式识别 · 计算机科学 2024-10-01 Fulong Ma , Guoyang Zhao , Weiqing Qi , Ming Liu , Jun Ma

Segment anything model (SAM), a foundation model with superior versatility and generalization across diverse segmentation tasks, has attracted widespread attention in medical imaging. However, it has been proved that SAM would encounter…

计算机视觉与模式识别 · 计算机科学 2024-03-21 Xian Lin , Yangyang Xiang , Zhehao Wang , Kwang-Ting Cheng , Zengqiang Yan , Li Yu

Existing X-ray based pre-trained vision models are usually conducted on a relatively small-scale dataset (less than 500k samples) with limited resolution (e.g., 224 $\times$ 224). However, the key to the success of self-supervised…

图像与视频处理 · 电气工程与系统科学 2024-04-30 Xiao Wang , Yuehang Li , Wentao Wu , Jiandong Jin , Yao Rong , Bo Jiang , Chuanfu Li , Jin Tang

Over the past decade, Deep Convolutional Neural Networks have been widely adopted for medical image segmentation and shown to achieve adequate performance. However, due to the inherent inductive biases present in the convolutional…

计算机视觉与模式识别 · 计算机科学 2021-07-08 Jeya Maria Jose Valanarasu , Poojan Oza , Ilker Hacihaliloglu , Vishal M. Patel

Proton therapy offers superior organ-at-risk sparing but is highly sensitive to anatomical changes, making accurate deformable image registration (DIR) across longitudinal CT scans essential. Conventional DIR methods are often too slow for…

This article discusses the opportunities, applications and future directions of large-scale pre-trained models, i.e., foundation models, for analyzing medical images. Medical foundation models have immense potential in solving a wide range…

图像与视频处理 · 电气工程与系统科学 2023-11-23 Shaoting Zhang , Dimitris Metaxas

Generating synthetic CT images from CBCT or MRI has a potential for efficient radiation dose planning and adaptive radiotherapy. However, existing CNN-based models lack global semantic understanding, while Transformers often overfit small…

计算机视觉与模式识别 · 计算机科学 2025-11-18 Xianhao Zhou , Jianghao Wu , Ku Zhao , Jinlong He , Huangxuan Zhao , Lei Chen , Shaoting Zhang , Guotai Wang

The development of robust and generalisable models for encoding the spatio-temporal dynamics of human brain activity is crucial for advancing neuroscientific discoveries. However, significant individual variation in the organisation of the…

图像与视频处理 · 电气工程与系统科学 2024-06-12 Simon Dahan , Logan Z. J. Williams , Yourong Guo , Daniel Rueckert , Emma C. Robinson

Task-oriented grasping (TOG), which refers to synthesizing grasps on an object that are configurationally compatible with the downstream manipulation task, is the first milestone towards tool manipulation. Analogous to the activation of two…

机器人学 · 计算机科学 2024-10-10 Chao Tang , Dehao Huang , Wenlong Dong , Ruinian Xu , Hong Zhang