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相关论文: Perceptual Learned Image Compression via End-to-En…

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In perceptual image coding applications, the main objective is to decrease, as much as possible, Bits Per Pixel (BPP) while avoiding noticeable distortions in the reconstructed image. In this paper, we propose a novel perceptual image…

图像与视频处理 · 电气工程与系统科学 2021-02-10 Lee Prangnell , Victor Sanchez

Recent advancements in neural compression have surpassed traditional codecs in PSNR and MS-SSIM measurements. However, at low bit-rates, these methods can introduce visually displeasing artifacts, such as blurring, color shifting, and…

图像与视频处理 · 电气工程与系统科学 2024-10-28 Daxin Li , Yuanchao Bai , Kai Wang , Junjun Jiang , Xianming Liu

Rate-distortion optimization (RDO) of codecs, where distortion is quantified by the mean-square error, has been a standard practice in image/video compression over the years. RDO serves well for optimization of codec performance for…

图像与视频处理 · 电气工程与系统科学 2021-05-03 Ogun Kirmemis , A. Murat Tekalp

In recent years, there has been rapid development in learned image compression techniques that prioritize ratedistortion-perceptual compression, preserving fine details even at lower bit-rates. However, current learning-based image…

计算机视觉与模式识别 · 计算机科学 2023-05-19 Peirong Ning , Wei Jiang , Ronggang Wang

Over recent years, deep learning-based computer vision systems have been applied to images at an ever-increasing pace, oftentimes representing the only type of consumption for those images. Given the dramatic explosion in the number of…

计算机视觉与模式识别 · 计算机科学 2021-08-31 Nam Le , Honglei Zhang , Francesco Cricri , Ramin Ghaznavi-Youvalari , Esa Rahtu

As an increasing amount of image and video content will be analyzed by machines, there is demand for a new codec paradigm that is capable of compressing visual input primarily for the purpose of computer vision inference, while secondarily…

图像与视频处理 · 电气工程与系统科学 2023-01-12 Ezgi Ozyilkan , Mateen Ulhaq , Hyomin Choi , Fabien Racape

With the growing demand for video applications, many advanced learned video compression methods have been developed, outperforming traditional methods in terms of objective quality metrics such as PSNR. Existing methods primarily focus on…

图像与视频处理 · 电气工程与系统科学 2023-10-10 Meng Li , Yibo Shi , Jing Wang , Yunqi Huang

Significant improvement has been made on just noticeable difference (JND) modelling due to the development of deep neural networks, especially for the recently developed unsupervised-JND generation models. However, they have a major…

计算机视觉与模式识别 · 计算机科学 2022-08-17 Jian Jin , Yuan Xue , Xingxing Zhang , Lili Meng , Yao Zhao , Weisi Lin

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

Recent advancements in deep learning-based image compression are notable. However, prevalent schemes that employ a serial context-adaptive entropy model to enhance rate-distortion (R-D) performance are markedly slow. Furthermore, the…

应用统计 · 统计学 2024-03-25 Haisheng Fu , Feng Liang , Jie Liang , Zhenman Fang , Guohe Zhang , Jingning Han

This paper summarises the design of the candidate ED for the Challenge on Learned Image Compression 2024. This candidate aims at providing an anchor based on conventional coding technologies to the learning-based approaches mostly targeted…

图像与视频处理 · 电气工程与系统科学 2024-01-05 Pierrick Philippe , Théo Ladune , Stéphane Davenet , Thomas Leguay

In this paper, we present an end-to-end video compression network for P-frame challenge on CLIC. We focus on deep neural network (DNN) based video compression, and improve the current frameworks from three aspects. First, we notice that…

图像与视频处理 · 电气工程与系统科学 2020-04-23 Runsen Feng , Yaojun Wu , Zongyu Guo , Zhizheng Zhang , Xin Jin , Zhibo Chen

In learning-based approaches to image compression, codecs are developed by optimizing a computational model to minimize a rate-distortion objective. Currently, the most effective learned image codecs take the form of an entropy-constrained…

图像与视频处理 · 电气工程与系统科学 2020-07-20 David Minnen , Saurabh Singh

The end-to-end learning-based video compression has attracted substantial attentions by paving another way to compress video signals as stacked visual features. This paper proposes an efficient end-to-end deep video codec with jointly…

图像与视频处理 · 电气工程与系统科学 2022-05-03 Tiesong Zhao , Weize Feng , Hongji Zeng , Yuzhen Niu , Jiaying Liu

Neural networks have greatly boosted performance in computer vision by learning powerful representations of input data. The drawback of end-to-end training for maximal overall performance are black-box models whose hidden representations…

计算机视觉与模式识别 · 计算机科学 2020-04-29 Patrick Esser , Robin Rombach , Björn Ommer

An increasing share of image and video content is analyzed by machines rather than viewed by humans, and therefore it becomes relevant to optimize codecs for such applications where the analysis is performed remotely. Unfortunately,…

图像与视频处理 · 电气工程与系统科学 2020-11-13 Lahiru D. Chamain , Fabien Racapé , Jean Bégaint , Akshay Pushparaja , Simon Feltman

Among applications of deep learning (DL) involving low cost sensors, remote image classification involves a physical channel that separates edge sensors and cloud classifiers. Traditional DL models must be divided between an encoder for the…

图像与视频处理 · 电气工程与系统科学 2023-10-31 Siyu Qi , Achintha Wijesinghe , Lahiru D. Chamain , Zhi Ding

Learned image compression has recently shown the potential to outperform the standard codecs. State-of-the-art rate-distortion (R-D) performance has been achieved by context-adaptive entropy coding approaches in which hyperprior and…

图像与视频处理 · 电气工程与系统科学 2021-01-01 Mohammad Akbari , Jie Liang , Jingning Han , Chengjie Tu

This paper introduces a novel framework for end-to-end learned video coding. Image compression is generalized through conditional coding to exploit information from reference frames, allowing to process intra and inter frames with the same…

图像与视频处理 · 电气工程与系统科学 2021-04-29 Théo Ladune , Pierrick Philippe , Wassim Hamidouche , Lu Zhang , Olivier Déforges

To provide users with more realistic visual experiences, videos are developing in the trends of Ultra High Definition (UHD), High Frame Rate (HFR), High Dynamic Range (HDR), Wide Color Gammut (WCG) and high clarity. However, the data amount…

多媒体 · 计算机科学 2022-11-17 Yun Zhang , Linwei Zhu , Gangyi Jiang , Sam Kwong , C. -C. Jay Kuo