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Machine learning techniques for more efficient video compression and video enhancement have been developed thanks to breakthroughs in deep learning. The new techniques, considered as an advanced form of Artificial Intelligence (AI), bring…

Image and Video Processing · Electrical Eng. & Systems 2021-05-28 Luka Murn , Marc Gorriz Blanch , Maria Santamaria , Fiona Rivera , Marta Mrak

Video conferencing systems suffer from poor user experience when network conditions deteriorate because current video codecs simply cannot operate at extremely low bitrates. Recently, several neural alternatives have been proposed that…

Networking and Internet Architecture · Computer Science 2023-10-23 Vibhaalakshmi Sivaraman , Pantea Karimi , Vedantha Venkatapathy , Mehrdad Khani , Sadjad Fouladi , Mohammad Alizadeh , Frédo Durand , Vivienne Sze

We propose a unified compression framework that uses generative adversarial networks (GAN) to compress image and speech signals. The compressed signal is represented by a latent vector fed into a generator network which is trained to…

Signal Processing · Electrical Eng. & Systems 2019-12-10 Bowen Liu , Ang Cao , Hun-seok Kim

Generative adversarial networks (GANs) have gained increasing popularity in various computer vision applications, and recently start to be deployed to resource-constrained mobile devices. Similar to other deep models, state-of-the-art GANs…

Machine Learning · Computer Science 2020-08-26 Haotao Wang , Shupeng Gui , Haichuan Yang , Ji Liu , Zhangyang Wang

Many existing facial expression recognition (FER) systems encounter substantial performance degradation when faced with variations in head pose. Numerous frontalization methods have been proposed to enhance these systems' performance under…

Computer Vision and Pattern Recognition · Computer Science 2024-04-16 Omar Ikne , Benjamin Allaert , Ioan Marius Bilasco , Hazem Wannous

Feature coding has been recently considered to facilitate intelligent video analysis for urban computing. Instead of raw videos, extracted features in the front-end are encoded and transmitted to the back-end for further processing. In this…

Multimedia · Computer Science 2020-09-11 Weiyao Lin , Xiaoyi He , Wenrui Dai , John See , Tushar Shinde , Hongkai Xiong , Lingyu Duan

Generative Adversarial Networks (GANs) have received a great deal of attention due in part to recent success in generating original, high-quality samples from visual domains. However, most current methods only allow for users to guide this…

Graphics · Computer Science 2019-04-05 Eric Heim

A digital video is a collection of individual frames, while streaming the video the scene utilized the time slice for each frame. High refresh rate and high frame rate is the demand of all high technology applications. The action tracking…

Computer Vision and Pattern Recognition · Computer Science 2021-11-02 Rishik Mishra , Neeraj Gupta , Nitya Shukla

High quality facial image editing is a challenging problem in the movie post-production industry, requiring a high degree of control and identity preservation. Previous works that attempt to tackle this problem may suffer from the…

Computer Vision and Pattern Recognition · Computer Science 2021-08-18 Xu Yao , Alasdair Newson , Yann Gousseau , Pierre Hellier

In recent years, the field of learned video compression has witnessed rapid advancement, exemplified by the latest neural video codecs DCVC-DC that has outperformed the upcoming next-generation codec ECM in terms of compression ratio.…

Image and Video Processing · Electrical Eng. & Systems 2024-07-24 Zidian Qiu , Zongyao He , Zhi Jin

Spatial resolution adaptation is a technique which has often been employed in video compression to enhance coding efficiency. This approach encodes a lower resolution version of the input video and reconstructs the original resolution…

Image and Video Processing · Electrical Eng. & Systems 2021-06-16 Di Ma , Mariana Afonso , Fan Zhang , David R. Bull

Recent years have witnessed an exponential increase in the demand for face video compression, and the success of artificial intelligence has expanded the boundaries beyond traditional hybrid video coding. Generative coding approaches have…

Image and Video Processing · Electrical Eng. & Systems 2023-10-31 Yixuan Li , Bolin Chen , Baoliang Chen , Meng Wang , Shiqi Wang , Weisi Lin

Lossy compression introduces complex compression artifacts, particularly the blocking artifacts, ringing effects and blurring. Existing algorithms either focus on removing blocking artifacts and produce blurred output, or restores sharpened…

Computer Vision and Pattern Recognition · Computer Science 2015-04-28 Chao Dong , Yubin Deng , Chen Change Loy , Xiaoou Tang

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…

Cryptography and Security · Computer Science 2023-10-03 Chen-Hsiu Huang , Ja-Ling Wu

Human behavior understanding in videos is a complex, still unsolved problem and requires to accurately model motion at both the local (pixel-wise dense prediction) and global (aggregation of motion cues) levels. Current approaches based on…

Computer Vision and Pattern Recognition · Computer Science 2019-09-19 C. Spampinato , S. Palazzo , P. D'Oro , D. Giordano , M. Shah

We introduce VIVE3D, a novel approach that extends the capabilities of image-based 3D GANs to video editing and is able to represent the input video in an identity-preserving and temporally consistent way. We propose two new building…

Computer Vision and Pattern Recognition · Computer Science 2023-03-29 Anna Frühstück , Nikolaos Sarafianos , Yuanlu Xu , Peter Wonka , Tony Tung

As a very common type of video, face videos often appear in movies, talk shows, live broadcasts, and other scenes. Real-world online videos are often plagued by degradations such as blurring and quantization noise, due to the high…

Computer Vision and Pattern Recognition · Computer Science 2024-11-26 Yutong Wang , Jiajie Teng , Jiajiong Cao , Yuming Li , Chenguang Ma , Hongteng Xu , Dixin Luo

With the increasing demand for audiovisual services, telecom service providers and application developers are compelled to ensure that their services provide the best possible user experience. Particularly, services such as…

Image and Video Processing · Electrical Eng. & Systems 2024-02-29 Koffi Kossi , Stephane Coulombe , Christian Desrosiers , Ghyslain Gagnon

Over the past decades, a large number of techniques have emerged in modern imaging systems to capture the exact information of the original scene regardless of shake, motion, lighting conditions and etc., These developments have…

Computer Vision and Pattern Recognition · Computer Science 2018-08-28 Pushparaja Murugan

Generative models have demonstrated strong performance in conditional settings and can be viewed as a form of data compression, where the condition serves as a compact representation. However, their limited controllability and…

Machine Learning · Computer Science 2025-07-04 Xiao Li , Liangji Zhu , Anand Rangarajan , Sanjay Ranka
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