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相关论文: NeRD: Neural field-based Demosaicking

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We propose the first general framework to automatically correct different types of geometric distortion in a single input image. Our proposed method employs convolutional neural networks (CNNs) trained by using a large synthetic distortion…

计算机视觉与模式识别 · 计算机科学 2019-09-10 Xiaoyu Li , Bo Zhang , Pedro V. Sander , Jing Liao

In this work, we introduce SCALAR-NeRF, a novel framework tailored for scalable large-scale neural scene reconstruction. We structure the neural representation as an encoder-decoder architecture, where the encoder processes 3D point…

计算机视觉与模式识别 · 计算机科学 2023-11-29 Yu Chen , Gim Hee Lee

Deep neural network based methods are the state of the art in various image restoration problems. Standard supervised learning frameworks require a set of noisy measurement and clean image pairs for which a distance between the output of…

图像与视频处理 · 电气工程与系统科学 2021-03-31 Rihuan Ke , Carola-Bibiane Schönlieb

We explore different design choices for injecting noise into generative adversarial networks (GANs) with the goal of disentangling the latent space. Instead of traditional approaches, we propose feeding multiple noise codes through separate…

计算机视觉与模式识别 · 计算机科学 2020-05-06 Yazeed Alharbi , Peter Wonka

Neural scene representations, such as Neural Radiance Fields (NeRF), are based on training a multilayer perceptron (MLP) using a set of color images with known poses. An increasing number of devices now produce RGB-D(color + depth)…

计算机视觉与模式识别 · 计算机科学 2022-11-08 Arnab Dey , Yassine Ahmine , Andrew I. Comport

In recent years, research on image generation methods has been developing fast. The auto-encoding variational Bayes method (VAEs) was proposed in 2013, which uses variational inference to learn a latent space from the image database and…

计算机视觉与模式识别 · 计算机科学 2018-07-12 Guoqiang Zhong , Wei Gao , Yongbin Liu , Youzhao Yang

A deep learning approach to blind denoising of images without complete knowledge of the noise statistics is considered. We propose DN-ResNet, which is a deep convolutional neural network (CNN) consisting of several residual blocks…

图像与视频处理 · 电气工程与系统科学 2019-04-12 Haoyu Ren , Mostafa El-Khamy , Jungwon Lee

We present a new method for image reconstruction which replaces the projector in a projected gradient descent (PGD) with a convolutional neural network (CNN). CNNs trained as high-dimensional (image-to-image) regressors have recently been…

计算机视觉与模式识别 · 计算机科学 2018-09-11 Harshit Gupta , Kyong Hwan Jin , Ha Q. Nguyen , Michael T. McCann , Michael Unser

Capturing images under extremely low-light conditions poses significant challenges for the standard camera pipeline. Images become too dark and too noisy, which makes traditional image enhancement techniques almost impossible to apply. Very…

计算机视觉与模式识别 · 计算机科学 2020-06-19 Ahmet Serdar Karadeniz , Erkut Erdem , Aykut Erdem

Intrinsic image decomposition is the process of separating the reflectance and shading layers of an image, which is a challenging and underdetermined problem. In this paper, we propose to systematically address this problem using a deep…

计算机视觉与模式识别 · 计算机科学 2018-07-31 Sai Bi , Nima Khademi Kalantari , Ravi Ramamoorthi

Image generating neural networks are mostly viewed as black boxes, where any change in the input can have a number of globally effective changes on the output. In this work, we propose a method for learning disentangled representations to…

计算机视觉与模式识别 · 计算机科学 2019-08-27 Maren Awiszus , Hanno Ackermann , Bodo Rosenhahn

The emergence of Neural Radiance Fields (NeRF) has greatly impacted 3D scene modeling and novel-view synthesis. As a kind of visual media for 3D scene representation, compression with high rate-distortion performance is an eternal target.…

计算机视觉与模式识别 · 计算机科学 2024-04-04 Sicheng Li , Hao Li , Yiyi Liao , Lu Yu

Recent denoising algorithms based on the "blind-spot" strategy show impressive blind image denoising performances, without utilizing any external dataset. While the methods excel in recovering highly contaminated images, we observe that…

图像与视频处理 · 电气工程与系统科学 2022-04-07 Chaewon Kim , Jaeho Lee , Jinwoo Shin

Denoising and demosaicking are essential yet correlated steps to reconstruct a full color image from the raw color filter array (CFA) data. By learning a deep convolutional neural network (CNN), significant progress has been achieved to…

图像与视频处理 · 电气工程与系统科学 2021-09-01 Shi Guo , Zhetong Liang , Lei Zhang

Interferometric Synthetic Aperture Radar (InSAR) imagery for estimating ground movement, based on microwaves reflected off ground targets is gaining increasing importance in remote sensing. However, noise corrupts microwave reflections…

图像与视频处理 · 电气工程与系统科学 2020-01-22 Subhayan Mukherjee , Aaron Zimmer , Navaneeth Kamballur Kottayil , Xinyao Sun , Parwant Ghuman , Irene Cheng

Under good conditions, Neural Radiance Fields (NeRFs) have shown impressive results on novel view synthesis tasks. NeRFs learn a scene's color and density fields by minimizing the photometric discrepancy between training views and…

计算机视觉与模式识别 · 计算机科学 2023-11-09 Jamie Wynn , Daniyar Turmukhambetov

Unsupervised image registration commonly adopts U-Net style networks to predict dense displacement fields in the full-resolution spatial domain. For high-resolution volumetric image data, this process is however resource-intensive and…

计算机视觉与模式识别 · 计算机科学 2023-07-07 Xi Jia , Joseph Bartlett , Wei Chen , Siyang Song , Tianyang Zhang , Xinxing Cheng , Wenqi Lu , Zhaowen Qiu , Jinming Duan

SAR despeckling is a problem of paramount importance in remote sensing, since it represents the first step of many scene analysis algorithms. Recently, deep learning techniques have outperformed classical model-based despeckling algorithms.…

图像与视频处理 · 电气工程与系统科学 2020-01-16 Andrea Bordone Molini , Diego Valsesia , Giulia Fracastoro , Enrico Magli

We present a lossy image compression method based on deep convolutional neural networks (CNNs), which outperforms the existing BPG, WebP, JPEG2000 and JPEG as measured via multi-scale structural similarity (MS-SSIM), at the same bit rate.…

图像与视频处理 · 电气工程与系统科学 2018-06-06 Haojie Liu , Tong Chen , Qiu Shen , Tao Yue , Zhan Ma

We propose a novel framework for 3D-aware object manipulation, called Auto-Encoding Neural Radiance Fields (AE-NeRF). Our model, which is formulated in an auto-encoder architecture, extracts disentangled 3D attributes such as 3D shape,…

计算机视觉与模式识别 · 计算机科学 2022-04-29 Mira Kim , Jaehoon Ko , Kyusun Cho , Junmyeong Choi , Daewon Choi , Seungryong Kim