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Existing video compression (VC) methods primarily aim to reduce the spatial and temporal redundancies between consecutive frames in a video while preserving its quality. In this regard, previous works have achieved remarkable results on…

Image and Video Processing · Electrical Eng. & Systems 2023-11-09 Dawit Mureja Argaw , Junsik Kim , In So Kweon

The prevalence of user-generated content (UGC) on platforms such as YouTube and TikTok has rendered no-reference (NR) perceptual video quality assessment (VQA) vital for optimizing video delivery. Nonetheless, the characteristics of…

Image and Video Processing · Electrical Eng. & Systems 2025-11-11 Xinyi Wang , Angeliki Katsenou , Junxiao Shen , David Bull

Recent state-of-the-art neural audio compression models have progressively adopted residual vector quantization (RVQ). Despite this success, these models employ a fixed number of codebooks per frame, which can be suboptimal in terms of…

In this work we present a deep learning framework for video compressive sensing. The proposed formulation enables recovery of video frames in a few seconds at significantly improved reconstruction quality compared to previous approaches.…

Computer Vision and Pattern Recognition · Computer Science 2017-12-19 Michael Iliadis , Leonidas Spinoulas , Aggelos K. Katsaggelos

Text-driven video editing has recently experienced rapid development. Despite this, evaluating edited videos remains a considerable challenge. Current metrics tend to fail to align with human perceptions, and effective quantitative metrics…

Computer Vision and Pattern Recognition · Computer Science 2024-12-19 Shangkun Sun , Xiaoyu Liang , Songlin Fan , Wenxu Gao , Wei Gao

The growth in video Internet traffic and advancements in video attributes such as framerate, resolution, and bit-depth boost the demand to devise a large-scale, highly efficient video encoding environment. This is even more essential for…

Large language models (LLMs) have demonstrated exceptional capabilities in generating text, images, and video content. However, as context length grows, the computational cost of attention increases quadratically with the number of tokens,…

Computation and Language · Computer Science 2025-04-23 Neusha Javidnia , Bita Darvish Rouhani , Farinaz Koushanfar

Several groups are currently investigating how deep learning may advance the state-of-the-art in image and video coding. An open question is how to make deep neural networks work in conjunction with existing (and upcoming) video codecs,…

Image and Video Processing · Electrical Eng. & Systems 2019-12-17 Eirina Bourtsoulatze , Aaron Chadha , Ilya Fadeev , Vasileios Giotsas , Yiannis Andreopoulos

In the popular video coding trend, the encoder has the task to exploit both spatial and temporal redundancies present in the video sequence, which is a complex procedure. As a result almost all video encoders have five to ten times more…

Image and Video Processing · Electrical Eng. & Systems 2018-03-14 A. Banitalebi , H. R. Tohidypour

Reference-guided video editing takes a source video, a text instruction, and a reference image as inputs, requiring the model to faithfully apply the instructed edits while preserving original motion and unedited content. Existing methods…

Computer Vision and Pattern Recognition · Computer Science 2026-05-27 Tong Wang , Meng Zou , Chengjing Wu , Xiaochao Qu , Luoqi Liu , Xiaolin Hu , Ting Liu

Recent advances in generalized image understanding have seen a surge in the use of deep convolutional neural networks (CNN) across a broad range of image-based detection, classification and prediction tasks. Whilst the reported performance…

Computer Vision and Pattern Recognition · Computer Science 2020-07-29 Matt Poyser , Amir Atapour-Abarghouei , Toby P. Breckon

Enabling large language models (LLMs) to read videos is vital for multimodal LLMs. Existing works show promise on short videos whereas long video (longer than e.g.~1 minute) comprehension remains challenging. The major problem lies in the…

Computer Vision and Pattern Recognition · Computer Science 2024-02-20 Yu Wang , Zeyuan Zhang , Julian McAuley , Zexue He

Large Language Models (LLMs) have been widely adopted to process long-context tasks. However, the large memory overhead of the key-value (KV) cache poses significant challenges in long-context scenarios. Existing training-free KV cache…

Machine Learning · Computer Science 2024-10-22 Luning Wang , Shiyao Li , Xuefei Ning , Zhihang Yuan , Shengen Yan , Guohao Dai , Yu Wang

Resource-constrained hardware, such as edge devices or cell phones, often rely on cloud servers to provide the required computational resources for inference in deep vision models. However, transferring image and video data from an edge or…

Computer Vision and Pattern Recognition · Computer Science 2024-10-08 Christoph Reich , Oliver Hahn , Daniel Cremers , Stefan Roth , Biplob Debnath

Recent efforts to accelerate inference in Multimodal Large Language Models (MLLMs) have largely focused on visual token compression. The effectiveness of these methods is commonly evaluated by measuring the accuracy drop on existing MLLM…

Computer Vision and Pattern Recognition · Computer Science 2026-04-21 Chenfei Liao , Wensong Wang , Zichen Wen , Xu Zheng , Yiyu Wang , Haocong He , Yuanhuiyi Lyu , Lutao Jiang , Xin Zou , Yuqian Fu , Bin Ren , Linfeng Zhang , Xuming Hu

The usage of deep generative models for image compression has led to impressive performance gains over classical codecs while neural video compression is still in its infancy. Here, we propose an end-to-end, deep generative modeling…

Computer Vision and Pattern Recognition · Computer Science 2019-11-05 Jun Han , Salvator Lombardo , Christopher Schroers , Stephan Mandt

Large-scale image datasets are fundamental to deep learning, but their high storage demands pose challenges for deployment in resource-constrained environments. While existing approaches reduce dataset size by discarding samples, they often…

Computer Vision and Pattern Recognition · Computer Science 2026-03-03 Chenyue Yu , Lingao Xiao , Jinhong Deng , Ivor W. Tsang , Yang He

This paper introduces a novel dataset for video enhancement and studies the state-of-the-art methods of the NTIRE 2021 challenge on quality enhancement of compressed video. The challenge is the first NTIRE challenge in this direction, with…

Image and Video Processing · Electrical Eng. & Systems 2021-05-04 Ren Yang , Radu Timofte

Large Vision-Language Models (VLMs) have been extended to understand both images and videos. Visual token compression is leveraged to reduce the considerable token length of visual inputs. To meet the needs of different tasks, existing…

Computer Vision and Pattern Recognition · Computer Science 2024-12-13 Chenyu Yang , Xuan Dong , Xizhou Zhu , Weijie Su , Jiahao Wang , Hao Tian , Zhe Chen , Wenhai Wang , Lewei Lu , Jifeng Dai

Text-driven video editing is rapidly advancing, yet its rigorous evaluation remains challenging due to the absence of dedicated video quality assessment (VQA) models capable of discerning the nuances of editing quality. To address this…

Computer Vision and Pattern Recognition · Computer Science 2025-05-27 Juntong Wang , Jiarui Wang , Huiyu Duan , Guangtao Zhai , Xiongkuo Min