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Compact spectrometers promise to revolutionize sensing applications, offering a unique pathway to laboratory-grade analysis within a miniaturized footprint. Central to their performance is the encoding strategy to unknown spectra, which…

Deep variational autoencoders for image and video compression have gained significant attraction in the recent years, due to their potential to offer competitive or better compression rates compared to the decades long traditional codecs…

计算机视觉与模式识别 · 计算机科学 2023-03-07 Bharath Bhushan Damodaran , Muhammet Balcilar , Franck Galpin , Pierre Hellier

In recent years, compressed sensing (CS) based image coding has become a hot topic in image processing field. However, since the bit depth required for encoding each CS sample is too large, the compression performance of this paradigm is…

多媒体 · 计算机科学 2021-02-03 Bo Zhang , Di Xiao , Lan Wang , Sen Bai , Lei Yang

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

As the latest video coding standard, versatile video coding (VVC) has shown its ability in retaining pixel quality. To excavate more compression potential for video conference scenarios under ultra-low bitrate, this paper proposes a bitrate…

图像与视频处理 · 电气工程与系统科学 2023-03-21 Anni Tang , Yan Huang , Jun Ling , Zhiyu Zhang , Yiwei Zhang , Rong Xie , Li Song

In this paper, a hybrid video compression framework is proposed that serves as a demonstrative showcase of deep learning-based approaches extending beyond the confines of traditional coding methodologies. The proposed hybrid framework is…

计算机视觉与模式识别 · 计算机科学 2024-02-22 Yanchen Zhao , Wenxuan He , Chuanmin Jia , Qizhe Wang , Junru Li , Yue Li , Chaoyi Lin , Kai Zhang , Li Zhang , Siwei Ma

Underwater imaging plays a pivotal role in marine exploration and ecological monitoring. However, it faces significant challenges of limited transmission bandwidth and severe distortion in the aquatic environment. In this work, to achieve…

图像与视频处理 · 电气工程与系统科学 2025-09-30 Linwei Zhu , Junhao Zhu , Xu Zhang , Huan Zhang , Ye Li , Runmin Cong , Sam Kwong

Recently, learned image compression has attracted considerable attention due to its superior performance over traditional methods. However, most existing approaches employ a single entropy model to estimate the probability distribution of…

计算机视觉与模式识别 · 计算机科学 2026-03-31 Chunhang Zheng , Zichang Ren , Dou Li

Deep learning based image compression has recently witnessed exciting progress and in some cases even managed to surpass transform coding based approaches that have been established and refined over many decades. However, state-of-the-art…

计算机视觉与模式识别 · 计算机科学 2020-08-25 Leonhard Helminger , Abdelaziz Djelouah , Markus Gross , Christopher Schroers

Deep learning is overwhelmingly dominant in the field of computer vision and image/video processing for the last decade. However, for image and video compression, it lags behind the traditional techniques based on discrete cosine transform…

计算机视觉与模式识别 · 计算机科学 2022-10-11 Honglei Zhang , Francesco Cricri , Hamed Rezazadegan Tavakoli , Emre Aksu , Miska M. Hannuksela

Electron-beam direct-write (EBDW) lithography systems must in the future transmit terabits of information per second to be viable for commercial semiconductor manufacturing. Lossless layout image compression algorithms with high decoding…

其他计算机科学 · 计算机科学 2015-08-19 Narendra Chaudhary , Yao Luo , Serap A. Savari , Roger McCay

The security of image data in the Internet of Things (IoT) and edge networks is crucial due to the increasing deployment of intelligent systems for real-time decision-making. Traditional encryption algorithms such as AES and RSA are…

密码学与安全 · 计算机科学 2025-05-02 Muhammad Shahbaz Khan , Ahmed Al-Dubai , Jawad Ahmad , Nikolaos Pitropakis , Baraq Ghaleb

The effective receptive field (ERF) plays an important role in transform coding, which determines how much redundancy can be removed during transform and how many spatial priors can be utilized to synthesize textures during inverse…

计算机视觉与模式识别 · 计算机科学 2025-10-29 Wei Jiang , Peirong Ning , Jiayu Yang , Yongqi Zhai , Feng Gao , Ronggang Wang

Learning-based lossy image compression usually involves the joint optimization of rate-distortion performance. Most existing methods adopt spatially invariant bit length allocation and incorporate discrete entropy approximation to constrain…

计算机视觉与模式识别 · 计算机科学 2019-04-02 Mu Li , Wangmeng Zuo , Shuhang Gu , Jane You , David Zhang

Although deep learning models are highly effective for various learning tasks, their high computational costs prohibit the deployment to scenarios where either memory or computational resources are limited. In this paper, we focus on…

计算机视觉与模式识别 · 计算机科学 2017-09-14 Cong Leng , Hao Li , Shenghuo Zhu , Rong Jin

Overfitted codecs compress an image by learning a decoder tailored to the content during the encoding. As such, they trade increased encoding complexity for strong compression performance and low decoding complexity. This work introduces…

图像与视频处理 · 电气工程与系统科学 2026-05-05 Théo Ladune , Pierrick Philippe , Pierre Jaffuer , Théophile Blard , Sylvain Kervadec , Félix Henry , Gordon Clare

We consider the problem of lossy image compression with deep latent variable models. State-of-the-art methods build on hierarchical variational autoencoders (VAEs) and learn inference networks to predict a compressible latent representation…

图像与视频处理 · 电气工程与系统科学 2021-01-11 Yibo Yang , Robert Bamler , Stephan Mandt

In most error correction coding (ECC) frameworks, the typical error metric is the bit error rate (BER) which measures the number of bit errors. For this metric, the positions of the bits are not relevant to the decoding, and in many noise…

信号处理 · 电气工程与系统科学 2021-10-11 Chai Wah Wu

The recently developed and publicly available synthetic image generation methods and services make it possible to create extremely realistic imagery on demand, raising great risks for the integrity and safety of online information.…

计算机视觉与模式识别 · 计算机科学 2024-07-09 Christos Koutlis , Symeon Papadopoulos

Quantum security improves cryptographic protocols by applying quantum mechanics principles, assuring resistance to both quantum and conventional computer attacks. This work addresses these issues by integrating Quantum Key Distribution…

密码学与安全 · 计算机科学 2025-02-18 Tasmin Karim , Md. Shazzad Hossain Shaon , Md. Fahim Sultan , Mst Shapna Akter