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Substantial advances in multi-modal Artificial Intelligence (AI) facilitate the combination of diverse medical modalities to achieve holistic health assessments. We present COMPRER , a novel multi-modal, multi-objective pretraining…

计算机视觉与模式识别 · 计算机科学 2024-03-18 Guy Lutsker , Hagai Rossman , Nastya Godiva , Eran Segal

Discrete Wavelet Transform (DWT) has been widely explored to enhance the performance of image superresolution (SR). Despite some DWT-based methods improving SR by capturing fine-grained frequency signals, most existing approaches neglect…

计算机视觉与模式识别 · 计算机科学 2025-11-05 Peng Du , Hui Li , Han Xu , Paul Barom Jeon , Dongwook Lee , Daehyun Ji , Ran Yang , Feng Zhu

Light field (LF) image super-resolution (SR) aims at reconstructing high-resolution LF images from their low-resolution counterparts. Although CNN-based methods have achieved remarkable performance in LF image SR, these methods cannot fully…

计算机视觉与模式识别 · 计算机科学 2022-01-31 Zhengyu Liang , Yingqian Wang , Longguang Wang , Jungang Yang , Shilin Zhou

Deformable image registration between Computed Tomography (CT) images and Magnetic Resonance (MR) imaging is essential for many image-guided therapies. In this paper, we propose a novel translation-based unsupervised deformable image…

图像与视频处理 · 电气工程与系统科学 2020-09-22 Zhe Xu , Jie Luo , Jiangpeng Yan , Ritvik Pulya , Xiu Li , William Wells , Jayender Jagadeesan

Establishing dense anatomical correspondence across distinct imaging modalities is a foundational yet challenging procedure for numerous medical image analysis studies and image-guided radiotherapy. Existing multi-modality image…

计算机视觉与模式识别 · 计算机科学 2024-04-02 Tony C. W. Mok , Zi Li , Yunhao Bai , Jianpeng Zhang , Wei Liu , Yan-Jie Zhou , Ke Yan , Dakai Jin , Yu Shi , Xiaoli Yin , Le Lu , Ling Zhang

Structured illumination microscopy (SIM) is an optical super-resolution technique that enables live-cell imaging beyond the diffraction limit. Reconstruction of SIM data is prone to artefacts, which becomes problematic when imaging highly…

图像与视频处理 · 电气工程与系统科学 2022-03-02 Charles N. Christensen , Meng Lu , Edward N. Ward , Pietro Lio , Clemens F. Kaminski

Deep learning-based methods have recently been established as fast and accurate surrogate simulators for optical multilayer thin film structures. However, existing methods only work for limited types of structures with different material…

机器学习 · 计算机科学 2023-07-25 Taigao Ma , Haozhu Wang , L. Jay Guo

We present a new approach for representing and reconstructing multidimensional magnetic resonance imaging (MRI) data. Our method builds on a novel, learned feature-based image representation that disentangles different types of features,…

图像与视频处理 · 电气工程与系统科学 2026-01-01 Ruiyang Zhao , Fan Lam

Image registration is a key technique in medical image analysis to estimate deformations between image pairs. A good deformation model is important for high-quality estimates. However, most existing approaches use ad-hoc deformation models…

计算机视觉与模式识别 · 计算机科学 2019-04-23 Marc Niethammer , Roland Kwitt , Francois-Xavier Vialard

The adoption of Vision Transformers (ViTs) based architectures represents a significant advancement in 3D Medical Image (MI) segmentation, surpassing traditional Convolutional Neural Network (CNN) models by enhancing global contextual…

计算机视觉与模式识别 · 计算机科学 2024-04-25 Shehan Perera , Pouyan Navard , Alper Yilmaz

Training Single-Image Super-Resolution (SISR) models using pixel-based regression losses can achieve high distortion metrics scores (e.g., PSNR and SSIM), but often results in blurry images due to insufficient recovery of high-frequency…

图像与视频处理 · 电气工程与系统科学 2024-09-10 Qiwen Zhu , Yanjie Wang , Shilv Cai , Liqun Chen , Jiahuan Zhou , Luxin Yan , Sheng Zhong , Xu Zou

Convolutional neural networks (CNNs) achieved the state-of-the-art performance in medical image segmentation due to their ability to extract highly complex feature representations. However, it is argued in recent studies that traditional…

计算机视觉与模式识别 · 计算机科学 2025-03-31 Zhendi Gong , Andrew P. French , Guoping Qiu , Xin Chen

Organ shape reconstruction based on a single-projection image during treatment has wide clinical scope, e.g., in image-guided radiotherapy and surgical guidance. We propose an image-to-graph convolutional network that achieves deformable…

图像与视频处理 · 电气工程与系统科学 2022-08-01 Megumi Nakao , Mitsuhiro Nakamura , Tetsuya Matsuda

Hyperspectral image (HSI) reconstruction aims to recover 3D HSI from its degraded 2D measurements. Recently great progress has been made in deep learning-based methods, however, these methods often struggle to accurately capture…

计算机视觉与模式识别 · 计算机科学 2025-07-21 Mingyang Yu , Zhijian Wu , Dingjiang Huang

Medical image segmentation plays an important role in computer-aided diagnosis. Existing methods mainly utilize spatial attention to highlight the region of interest. However, due to limitations of medical imaging devices, medical images…

计算机视觉与模式识别 · 计算机科学 2025-07-17 Jiaxuan Li , Qing Xu , Xiangjian He , Ziyu Liu , Daokun Zhang , Ruili Wang , Rong Qu , Guoping Qiu

This paper proposes UHDformer, a general Transformer for Ultra-High-Definition (UHD) image restoration. UHDformer contains two learning spaces: (a) learning in high-resolution space and (b) learning in low-resolution space. The former…

计算机视觉与模式识别 · 计算机科学 2024-06-04 Cong Wang , Jinshan Pan , Wei Wang , Gang Fu , Siyuan Liang , Mengzhu Wang , Xiao-Ming Wu , Jun Liu

Compression plays an important role on the efficient transmission and storage of images and videos through band-limited systems such as streaming services, virtual reality or videogames. However, compression unavoidably leads to artifacts…

计算机视觉与模式识别 · 计算机科学 2022-09-26 Marcos V. Conde , Ui-Jin Choi , Maxime Burchi , Radu Timofte

Accurate brain tumor segmentation from Magnetic Resonance Imaging (MRI) is desirable to joint learning of multimodal images. However, in clinical practice, it is not always possible to acquire a complete set of MRIs, and the problem of…

图像与视频处理 · 电气工程与系统科学 2022-08-05 Yao Zhang , Nanjun He , Jiawei Yang , Yuexiang Li , Dong Wei , Yawen Huang , Yang Zhang , Zhiqiang He , Yefeng Zheng

Object detection in aerial images is an active yet challenging task in computer vision because of the birdview perspective, the highly complex backgrounds, and the variant appearances of objects. Especially when detecting densely packed…

计算机视觉与模式识别 · 计算机科学 2018-12-04 Jian Ding , Nan Xue , Yang Long , Gui-Song Xia , Qikai Lu

Conventional deformable registration methods aim at solving an optimization model carefully designed on image pairs and their computational costs are exceptionally high. In contrast, recent deep learning based approaches can provide fast…

计算机视觉与模式识别 · 计算机科学 2021-10-01 Risheng Liu , Zi Li , Xin Fan , Chenying Zhao , Hao Huang , Zhongxuan Luo