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Video compression is a critical component of Internet video delivery. Recent work has shown that deep learning techniques can rival or outperform human-designed algorithms, but these methods are significantly less compute and…

计算机视觉与模式识别 · 计算机科学 2021-04-07 Mehrdad Khani , Vibhaalakshmi Sivaraman , Mohammad Alizadeh

With the emergence of multiple modern video codecs, streaming service providers are forced to encode, store, and transmit bitrate ladders of multiple codecs separately, consequently suffering from additional energy costs for encoding,…

Significant advances in video compression system have been made in the past several decades to satisfy the nearly exponential growth of Internet-scale video traffic. From the application perspective, we have identified three major…

图像与视频处理 · 电气工程与系统科学 2021-01-19 Dandan Ding , Zhan Ma , Di Chen , Qingshuang Chen , Zoe Liu , Fengqing Zhu

The enhanced Deep Hierarchical Video Compression-DHVC 2.0-has been introduced. This single-model neural video codec operates across a broad range of bitrates, delivering not only superior compression performance to representative methods…

图像与视频处理 · 电气工程与系统科学 2024-10-04 Ming Lu , Zhihao Duan , Wuyang Cong , Dandan Ding , Fengqing Zhu , Zhan Ma

Recent advances in video compression introduce implicit neural representation (INR) based methods, which effectively capture global dependencies and characteristics of entire video sequences. Unlike traditional and deep learning based…

计算机视觉与模式识别 · 计算机科学 2025-02-14 Lv Tang , Jun Zhu , Xinfeng Zhang , Li Zhang , Siwei Ma , Qingming Huang

With the development of embedded video acquisition nodes and wireless video surveillance systems, traditional video coding methods could not meet the needs of less computing complexity any more, as well as the urgent power consumption. So,…

多媒体 · 计算机科学 2013-11-07 Shuang Yu , Fei Qiao , Li Luo , Huazhong Yang

The integration of advanced video codecs into the streaming pipeline is growing in response to the increasing demand for high quality video content. However, the significant computational demand for advanced codecs like Versatile Video…

多媒体 · 计算机科学 2023-12-14 Yiqun Liu , Hadi Amirpour , Mohsen Abdoli , Christian Timmerer , Thomas Guionnet

Variational Autoencoder (VAE), compressing videos into latent representations, is a crucial preceding component of Latent Video Diffusion Models (LVDMs). With the same reconstruction quality, the more sufficient the VAE's compression for…

计算机视觉与模式识别 · 计算机科学 2024-09-10 Liuhan Chen , Zongjian Li , Bin Lin , Bin Zhu , Qian Wang , Shenghai Yuan , Xing Zhou , Xinhua Cheng , Li Yuan

Image compression is a widely used technique to reduce the spatial redundancy in images. Recently, learning based image compression has achieved significant progress by using the powerful representation ability from neural networks.…

图像与视频处理 · 电气工程与系统科学 2020-05-26 Jiaheng Liu , Guo Lu , Zhihao Hu , Dong Xu

This paper presents a novel convolutional neural network (CNN) based image compression framework via scalable auto-encoder (SAE). Specifically, our SAE based deep image codec consists of hierarchical coding layers, each of which is an…

多媒体 · 计算机科学 2019-04-02 Chuanmin Jia , Zhaoyi Liu , Yao Wang , Siwei Ma , Wen Gao

Pre-trained video large language models (Video LLMs) exhibit remarkable reasoning capabilities, yet adapting these models to new tasks involving additional modalities or data types (e.g., audio or 3D information) remains challenging. In…

计算机视觉与模式识别 · 计算机科学 2025-03-26 Zhuoming Liu , Yiquan Li , Khoi Duc Nguyen , Yiwu Zhong , Yin Li

This paper presents variable bitrate lossy image compression using a VAE-based neural network. An adaptable image quality adjustment strategy is proposed. The key innovation involves adeptly adjusting the input scale exclusively during the…

图像与视频处理 · 电气工程与系统科学 2024-09-11 Bouzid Arezki , Fangchen Feng , Anissa Mokraoui

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

Recently, probabilistic predictive coding that directly models the conditional distribution of latent features across successive frames for temporal redundancy removal has yielded promising results. Existing methods using a single-scale…

图像与视频处理 · 电气工程与系统科学 2023-12-13 Ming Lu , Zhihao Duan , Fengqing Zhu , Zhan Ma

Video coding, which targets to compress and reconstruct the whole frame, and feature compression, which only preserves and transmits the most critical information, stand at two ends of the scale. That is, one is with compactness and…

计算机视觉与模式识别 · 计算机科学 2023-07-19 Ling-Yu Duan , Jiaying Liu , Wenhan Yang , Tiejun Huang , Wen Gao

Understanding the coordinated activity underlying brain computations requires large-scale, simultaneous recordings from distributed neuronal structures at a cellular-level resolution. One major hurdle to design high-bandwidth,…

神经与进化计算 · 计算机科学 2018-09-18 Tong Wu , Wenfeng Zhao , Edward Keefer , Zhi Yang

With the increasing advancements in video compression efficiency achieved by newer codecs such as HEVC, AV1, and VVC, and intelligent encoding strategies, as well as improved bandwidth availability,there has been a proliferation and…

多媒体 · 计算机科学 2022-04-13 Nabajeet Barman , Steven Schmidt , Saman Zadtootaghaj , Maria G Martini

While learned video codecs have demonstrated great promise, they have yet to achieve sufficient efficiency for practical deployment. In this work, we propose several novel ideas for learned video compression which allow for improved…

图像与视频处理 · 电气工程与系统科学 2021-10-06 Oren Rippel , Alexander G. Anderson , Kedar Tatwawadi , Sanjay Nair , Craig Lytle , Lubomir Bourdev

We introduce a cutting-edge video compression framework tailored for the age of ubiquitous video data, uniquely designed to serve machine learning applications. Unlike traditional compression methods that prioritize human visual perception,…

计算机视觉与模式识别 · 计算机科学 2024-10-25 Huan Cui , Qing Li , Hanling Wang , Yong jiang

The proliferation of deep learning-based machine vision applications has given rise to a new type of compression, so called video coding for machine (VCM). VCM differs from traditional video coding in that it is optimized for machine vision…

计算机视觉与模式识别 · 计算机科学 2023-08-09 Yeongwoong Kim , Hyewon Jeong , Janghyun Yu , Younhee Kim , Jooyoung Lee , Se Yoon Jeong , Hui Yong Kim