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The rapid growth of data from satellite-based Earth observation (EO) systems poses significant challenges in data transmission and storage. We evaluate the potential of task-specific learned compression algorithms in this context to reduce…

计算机视觉与模式识别 · 计算机科学 2025-12-02 Christian Mollière , Iker Cumplido , Marco Zeulner , Lukas Liesenhoff , Matthias Schubert , Julia Gottfriedsen

Neural networks have been notorious for being computationally expensive. This is mainly because neural networks are often over-parametrized and most likely have redundant nodes or layers as they are getting deeper and wider. Their demand…

计算机视觉与模式识别 · 计算机科学 2019-10-08 Georgios Tzelepis , Ahraz Asif , Saimir Baci , Selcuk Cavdar , Eren Erdal Aksoy

Compression is a standard procedure for making convolutional neural networks (CNNs) adhere to some specific computing resource constraints. However, searching for a compressed architecture typically involves a series of time-consuming…

图像与视频处理 · 电气工程与系统科学 2021-07-08 Suraj Mishra , Danny Z. Chen , X. Sharon Hu

We present a data compression and dimensionality reduction scheme for data fusion and aggregation applications to prevent data congestion and reduce energy consumption at network connecting points such as cluster heads and gateways. Our…

网络与互联网体系结构 · 计算机科学 2014-08-14 Mohammad Abu Alsheikh , Puay Kai Poh , Shaowei Lin , Hwee-Pink Tan , Dusit Niyato

Many images and videos are primarily processed by computer vision algorithms, involving only occasional human inspection. When this content requires compression before processing, e.g., in distributed applications, coding methods must…

图像与视频处理 · 电气工程与系统科学 2025-08-27 Samuel Fernández-Menduiña , Eduardo Pavez , Antonio Ortega

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

We propose a method for lossy image compression based on recurrent, convolutional neural networks that outperforms BPG (4:2:0 ), WebP, JPEG2000, and JPEG as measured by MS-SSIM. We introduce three improvements over previous research that…

计算机视觉与模式识别 · 计算机科学 2017-03-30 Nick Johnston , Damien Vincent , David Minnen , Michele Covell , Saurabh Singh , Troy Chinen , Sung Jin Hwang , Joel Shor , George Toderici

Learned image compression methods have shown superior rate-distortion performance and remarkable potential compared to traditional compression methods. Most existing learned approaches use stacked convolution or window-based self-attention…

图像与视频处理 · 电气工程与系统科学 2024-01-03 Huairui Wang , Nianxiang Fu , Zhenzhong Chen , Shan Liu

Neural compression is the application of neural networks and other machine learning methods to data compression. Recent advances in statistical machine learning have opened up new possibilities for data compression, allowing compression…

机器学习 · 计算机科学 2023-08-22 Yibo Yang , Stephan Mandt , Lucas Theis

In the field of neural data compression, the prevailing focus has been on optimizing algorithms for either classical distortion metrics, such as PSNR or SSIM, or human perceptual quality. With increasing amounts of data consumed by machines…

图像与视频处理 · 电气工程与系统科学 2024-01-17 Dan Jacobellis , Daniel Cummings , Neeraja J. Yadwadkar

Convolutional neural networks show outstanding results in a variety of computer vision tasks. However, a neural network architecture design usually faces a trade-off between model performance and computational/memory complexity. For some…

计算机视觉与模式识别 · 计算机科学 2020-06-12 Pavel Kaloshin

Neural Fields (NFs) have gained momentum as a tool for compressing various data modalities - e.g. images and videos. This work leverages previous advances and proposes a novel NF-based compression algorithm for 3D data. We derive two…

计算机视觉与模式识别 · 计算机科学 2023-11-23 Janis Postels , Yannick Strümpler , Klara Reichard , Luc Van Gool , Federico Tombari

Neural Radiance Fields (NeRFs) have emerged as powerful tools for capturing detailed 3D scenes through continuous volumetric representations. Recent NeRFs utilize feature grids to improve rendering quality and speed; however, these…

计算机视觉与模式识别 · 计算机科学 2024-06-14 Tuan Pham , Stephan Mandt

Nanosatellites are proliferating as low-cost dedicated sensing systems with lean development cycles. Kyushu Institute of Technology and collaborators have launched a joint venture for a nanosatellite mission, VERTECS. The primary mission is…

天体物理仪器与方法 · 物理学 2024-08-28 Keenan A. A. Chatar , Ezra Fielding , Kei Sano , Kentaro Kitamura

This study presents a new lossy image compression method that utilizes the multi-scale features of natural images. Our model consists of two networks: multi-scale lossy autoencoder and parallel multi-scale lossless coder. The multi-scale…

机器学习 · 统计学 2018-05-17 Ken Nakanishi , Shin-ichi Maeda , Takeru Miyato , Daisuke Okanohara

Deep neural networks represent a powerful class of function approximators that can learn to compress and reconstruct images. Existing image compression algorithms based on neural networks learn quantized representations with a constant…

计算机视觉与模式识别 · 计算机科学 2018-02-09 David Minnen , George Toderici , Michele Covell , Troy Chinen , Nick Johnston , Joel Shor , Sung Jin Hwang , Damien Vincent , Saurabh Singh

We propose a new approach to the problem of optimizing autoencoders for lossy image compression. New media formats, changing hardware technology, as well as diverse requirements and content types create a need for compression algorithms…

机器学习 · 统计学 2017-03-02 Lucas Theis , Wenzhe Shi , Andrew Cunningham , Ferenc Huszár

We propose an end-to-end learned image data hiding framework that embeds and extracts secrets in the latent representations of a generic neural compressor. By leveraging a perceptual loss function in conjunction with our proposed message…

密码学与安全 · 计算机科学 2023-10-03 Chen-Hsiu Huang , Ja-Ling Wu

Learned image compression methods generally optimize a rate-distortion loss, trading off improvements in visual distortion for added bitrate. Increasingly, however, compressed imagery is used as an input to deep learning networks for…

图像与视频处理 · 电气工程与系统科学 2022-02-02 Maxime Kawawa-Beaudan , Ryan Roggenkemper , Avideh Zakhor

The storage of medical images is one of the challenges in the medical imaging field. There are variable works that use implicit neural representation (INR) to compress volumetric medical images. However, there is room to improve the…

图像与视频处理 · 电气工程与系统科学 2024-03-14 Armin Sheibanifard , Hongchuan Yu