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Image denoising stands as a critical challenge in image processing and computer vision, aiming to restore the original image from noise-affected versions caused by various intrinsic and extrinsic factors. This process is essential for…

图像与视频处理 · 电气工程与系统科学 2024-03-19 Peter Luvton , Alfredo Castillejos , Jim Zhao , Christina Chajo

Nowadays, interferometric synthetic aperture radar (InSAR) has been a powerful tool in remote sensing by enhancing the information acquisition. During the InSAR processing, phase denoising of interferogram is a mandatory step for topography…

图像与视频处理 · 电气工程与系统科学 2020-12-22 Gang Xu , Yandong Gao , Jinwei Li , Mengdao Xing

Phase unwrapping remains a critical and challenging problem in InSAR processing, particularly in scenarios involving complex deformation patterns. In earthquake-related deformation, shallow sources can generate surface-breaking faults and…

计算机视觉与模式识别 · 计算机科学 2026-03-24 Yijia Song , Juliet Biggs , Alin Achim , Robert Popescu , Simon Orrego , Nantheera Anantrasirichai

In this work, we propose a novel unsupervised deep learning model to address multi-focus image fusion problem. First, we train an encoder-decoder network in unsupervised manner to acquire deep feature of input images. And then we utilize…

计算机视觉与模式识别 · 计算机科学 2020-09-25 Boyuan Ma , Xiaojuan Ban , Haiyou Huang , Yu Zhu

We theoretically study the quantum Fisher information (QFI) of the SU(1,1) interferometer with phase shifts in two arms taking account of realistic noise effects. A generalized phase transform including the phase diffusion effect is…

量子物理 · 物理学 2018-08-08 Xiu-Ling Hu , Dong Li , L. Q. Chen , Keye Zhang , Weiping Zhang , Chun-Hua Yuan

Interferometry can measure the shape or the material density of a system that could not be measured otherwise by recording the difference between the phase change of a signal and a reference phase. This difference is always between $-\pi$…

等离子体物理 · 物理学 2022-10-20 Pierre-Alexandre Gourdain , Aidan Bachmann

In recent years, neural networks have been used to solve phase retrieval problems in imaging with superior accuracy and speed than traditional techniques, especially in the presence of noise. However, in the context of interferometric…

We propose a new framework for processing Fringe Patterns (FP). Our novel approach builds upon the hypothesis that the denoising and normalisation of FPs can be learned by a deep neural network if enough pairs of corrupted and ideal FPs are…

图像与视频处理 · 电气工程与系统科学 2020-10-29 Alan Reyes-Figueroa , Mariano Rivera

Infrared and visible image fusion has emerged as a prominent research area in computer vision. However, little attention has been paid to the fusion task in complex scenes, leading to sub-optimal results under interference. To fill this…

计算机视觉与模式识别 · 计算机科学 2025-10-29 Xilai Li , Xiaosong Li , Tianshu Tan , Huafeng Li , Tao Ye

In this paper, we present a novel deep learning architecture for infrared and visible images fusion problem. In contrast to conventional convolutional networks, our encoding network is combined by convolutional layers, fusion layer and…

计算机视觉与模式识别 · 计算机科学 2019-01-23 Hui Li , Xiao-Jun Wu

This paper introduces a novel wavefront sensing approach that relies on the Fourier analysis of a single conventional direct image. In the high Strehl ratio regime, the relation between the phase measured in the Fourier plane and the…

天体物理仪器与方法 · 物理学 2015-06-15 Frantz Martinache

Infrared and visible image fusion aims to generate synthetic images simultaneously containing salient features and rich texture details, which can be used to boost downstream tasks. However, existing fusion methods are suffering from the…

计算机视觉与模式识别 · 计算机科学 2023-07-06 Hui Li , Yongbiao Xiao , Chunyang Cheng , Zhongwei Shen , Xiaoning Song

Image decomposition is a crucial subject in the field of image processing. It can extract salient features from the source image. We propose a new image decomposition method based on convolutional neural network. This method can be applied…

计算机视觉与模式识别 · 计算机科学 2022-08-04 Yu Fu , Xiao-Jun Wu , Josef Kittler

Wavefront sensing involves estimating the phase and intensity of light, enabling a wide range of imaging applications, from adaptive optics and astronomy to biomedical imaging. Since conventional image sensors can only measure the spatial…

图像与视频处理 · 电气工程与系统科学 2026-04-07 Nebiyou Yismaw , Vishwanath Saragadam , Aswin C. Sankaranarayanan , M. Salman Asif

The problem of image restoration in cryo-EM entails correcting for the effects of the Contrast Transfer Function (CTF) and noise. Popular methods for image restoration include `phase flipping', which corrects only for the Fourier phases but…

计算机视觉与模式识别 · 计算机科学 2016-04-29 Tejal Bhamre , Teng Zhang , Amit Singer

This work proposes a mixed learning-based and optimization-based approach to the weighted-sum-rates beamforming problem in a multiple-input multiple-output (MIMO) wireless network. The conventional methods, i.e., the fractional programming…

信息论 · 计算机科学 2026-01-07 Jianhang Zhu , Tsung-Hui Chang , Liyao Xiang , Kaiming Shen

Imaging techniques such as functional near-infrared spectroscopy (fNIRS) and diffuse optical tomography (DOT) achieve deep, non-invasive sensing in turbid media, but they are constrained by the photon budget. Wavefront shaping (WFS) can…

光学 · 物理学 2026-04-21 Pablo Jara , Arthur Goetschy , Hui Cao , Alexey Yamilov

Multi-focus image fusion (MFIF) and super-resolution (SR) are the inverse problem of imaging model, purposes of MFIF and SR are obtaining all-in-focus and high-resolution 2D mapping of targets. Though various MFIF and SR methods have been…

计算机视觉与模式识别 · 计算机科学 2023-01-18 Yuanjie Gu , Yinghan Guan , Zhibo Xiao , Haoran Dai , Cheng Liu , Shouyu Wang

A radio interferometer indirectly measures the intensity distribution of the sky over the celestial sphere. Since measurements are made over an irregularly sampled Fourier plane, synthesising an intensity image from interferometric…

天体物理仪器与方法 · 物理学 2014-03-18 Daniel Muscat

Infrared and visible image fusion, a hot topic in the field of image processing, aims at obtaining fused images keeping the advantages of source images. This paper proposes a novel auto-encoder (AE) based fusion network. The core idea is…

图像与视频处理 · 电气工程与系统科学 2021-04-09 Zixiang Zhao , Shuang Xu , Chunxia Zhang , Junmin Liu , Pengfei Li , Jiangshe Zhang
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