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Deformable image registration is able to achieve fast and accurate alignment between a pair of images and thus plays an important role in many medical image studies. The current deep learning (DL)-based image registration approaches…

计算机视觉与模式识别 · 计算机科学 2022-06-07 Xinke Ma , Yibo Yang , Yong Xia , Dacheng Tao

Coverage hole detection is an important research problem in wireless sensor network research community. However, distributed approaches proposed in recent years for coverage hole detection problem have high computational complexity. In this…

网络与互联网体系结构 · 计算机科学 2022-04-05 Yue-Hui Lai , Se-Hang Cheong , Hui Zhang , Yain-Whar Si

Deformable image registration (DIR) is a crucial and challenging technique for aligning anatomical structures in medical images and is widely applied in diverse clinical applications. However, existing approaches often struggle to capture…

图像与视频处理 · 电气工程与系统科学 2025-08-26 Shayan Kebriti , Shahabedin Nabavi , Ali Gooya

Objective: Most deep neural network-based diffusion tensor imaging methods require the diffusion gradients' number and directions in the data to be reconstructed to match those in the training data. This work aims to develop and evaluate a…

图像与视频处理 · 电气工程与系统科学 2023-12-22 Zejun Wu , Jiechao Wang , Zunquan Chen , Qinqin Yang , Zhen Xing , Dairong Cao , Jianfeng Bao , Taishan Kang , Jianzhong Lin , Shuhui Cai , Zhong Chen , Congbo Cai

Limited by the cost and technology, the resolution of depth map collected by depth camera is often lower than that of its associated RGB camera. Although there have been many researches on RGB image super-resolution (SR), a major problem…

计算机视觉与模式识别 · 计算机科学 2020-11-25 Chuhua Xian , Kun Qian , Zitian Zhang , Charlie C. L. Wang

In this letter, a fast Fourier transform (FFT)-enhanced low-complexity super-resolution sensing algorithm for near-field source localization with both angle and range estimation is proposed. Most traditional near-field source localization…

信号处理 · 电气工程与系统科学 2024-11-26 Yuxiao Wu , Huizhi Wang , Yong Zeng

JPEG images can be further compressed to enhance the storage and transmission of large-scale image datasets. Existing learned lossless compressors for RGB images cannot be well transferred to JPEG images due to the distinguishing…

图像与视频处理 · 电气工程与系统科学 2023-03-09 Jixiang Luo , Shaohui Li , Wenrui Dai , Chenglin Li , Junni Zou , Hongkai Xiong

In the process of performing image super-resolution processing, the processing of complex localized information can have a significant impact on the quality of the image generated. Fractal features can capture the rich details of both micro…

计算机视觉与模式识别 · 计算机科学 2025-02-28 Lianping Yang , Peng Jiao , Jinshan Pan , Hegui Zhu , Su Guo

Image correction aims to adjust an input image into a visually pleasing one. Existing approaches are proposed mainly from the perspective of image pixel manipulation. They are not effective to recover the details in the under/over exposed…

计算机视觉与模式识别 · 计算机科学 2018-04-13 Xin Yang , Ke Xu , Yibing Song , Qiang Zhang , Xiaopeng Wei , Rynson Lau

Exact reconstruction of an image from measurements of its Discrete Fourier Transform (DFT) typically requires all DFT coefficients to be available. However, incorporating the prior assumption that the image contains only integer values…

数值分析 · 数学 2026-04-16 Howard W Levinson , Isaac Viviano

Deep learning (DL) has been the primary approach used in various computer vision tasks due to its relevant results achieved on many tasks. However, on real-world scenarios with partially or no labeled data, DL methods are also prone to the…

The prevalent convolutional neural network (CNN) based image denoising methods extract features of images to restore the clean ground truth, achieving high denoising accuracy. However, these methods may ignore the underlying distribution of…

计算机视觉与模式识别 · 计算机科学 2021-05-12 Yang Liu , Saeed Anwar , Zhenyue Qin , Pan Ji , Sabrina Caldwell , Tom Gedeon

Minimum distortion steganography is currently the mainstream method for modification-based steganography. A key issue in this method is how to define steganographic distortion. With the rapid development of deep learning technology, the…

密码学与安全 · 计算机科学 2025-04-22 Xiangkun Wang , Kejiang Chen , Yuang Qi , Ruiheng Liu , Weiming Zhang , Nenghai Yu

We address the problem of decomposing an image into albedo and shading. We propose the Fast Fourier Intrinsic Network, FFI-Net in short, that operates in the spectral domain, splitting the input into several spectral bands. Weights in…

计算机视觉与模式识别 · 计算机科学 2020-11-10 Yanlin Qian , Miaojing Shi , Joni-Kristian Kämäräinen , Jiri Matas

A lens performs an approximately one-to-one mapping from the object to the image planes. This mapping in the image plane is maintained within a depth of field (or referred to as depth of focus, if the object is at infinity). This…

We present a Deep Differentiable Simplex Layer (DDSL) for neural networks for geometric deep learning. The DDSL is a differentiable layer compatible with deep neural networks for bridging simplex mesh-based geometry representations (point…

计算机视觉与模式识别 · 计算机科学 2019-08-16 Chiyu "Max" Jiang , Dana Lynn Ona Lansigan , Philip Marcus , Matthias Nießner

This paper explores the problem of reconstructing high-resolution light field (LF) images from hybrid lenses, including a high-resolution camera surrounded by multiple low-resolution cameras. To tackle this challenge, we propose a novel…

计算机视觉与模式识别 · 计算机科学 2020-08-04 Jing Jin , Junhui Hou , Jie Chen , Sam Kwong , Jingyi Yu

The main focus of this work is a novel framework for the joint reconstruction and segmentation of parallel MRI (PMRI) brain data. We introduce an image domain deep network for calibrationless recovery of undersampled PMRI data. The proposed…

图像与视频处理 · 电气工程与系统科学 2021-02-03 Aniket Pramanik , Mathews Jacob

The rapid advancement of Generative Adversarial Networks (GANs) and diffusion models has enabled the creation of highly realistic synthetic images, presenting significant societal risks, such as misinformation and deception. As a result,…

计算机视觉与模式识别 · 计算机科学 2026-02-13 Jiazhen Yan , Ziqiang Li , Fan Wang , Ziwen He , Zhangjie Fu

Federated Learning (FL) in Deep Learning (DL)-automated medical image segmentation helps preserving privacy by enabling collaborative model training without sharing patient data. However, FL faces challenges with data heterogeneity among…

图像与视频处理 · 电气工程与系统科学 2024-08-22 Philip Schutte , Valentina Corbetta , Regina Beets-Tan , Wilson Silva
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