English
Related papers

Related papers: Flow-Guided Sparse Transformer for Video Deblurrin…

200 papers

Video deblurring is a highly under-constrained problem due to the spatially and temporally varying blur. An intuitive approach for video deblurring includes two steps: a) detecting the blurry region in the current frame; b) utilizing the…

Computer Vision and Pattern Recognition · Computer Science 2022-07-28 Yusheng Wang , Yunfan Lu , Ye Gao , Lin Wang , Zhihang Zhong , Yinqiang Zheng , Atsushi Yamashita

The quadratic time and memory complexity of the attention mechanism in modern Transformer based video generators makes end-to-end training for ultra high resolution videos prohibitively expensive. Motivated by this limitation, we introduce…

Computer Vision and Pattern Recognition · Computer Science 2025-12-02 Yunfeng Wu , Jiayi Song , Zhenxiong Tan , Zihao He , Songhua Liu

Few-Shot Video Object Segmentation (FSVOS) aims to segment objects in a query video with the same category defined by a few annotated support images. However, this task was seldom explored. In this work, based on IPMT, a state-of-the-art…

Computer Vision and Pattern Recognition · Computer Science 2023-09-21 Nian Liu , Kepan Nan , Wangbo Zhao , Yuanwei Liu , Xiwen Yao , Salman Khan , Hisham Cholakkal , Rao Muhammad Anwer , Junwei Han , Fahad Shahbaz Khan

As the number of video content has mushroomed in recent years, automatic video summarization has come useful when we want to just peek at the content of the video. However, there are two underlying limitations in generic video summarization…

Machine Learning · Computer Science 2023-01-23 Jeiyoon Park , Kiho Kwoun , Chanhee Lee , Heuiseok Lim

3D Gaussian splatting enables high-quality novel view synthesis (NVS) at real-time frame rates. However, its quality drops sharply as we depart from the training views. Thus, dense captures are needed to match the high-quality expectations…

Computer Vision and Pattern Recognition · Computer Science 2025-08-06 Tobias Fischer , Samuel Rota Bulò , Yung-Hsu Yang , Nikhil Keetha , Lorenzo Porzi , Norman Müller , Katja Schwarz , Jonathon Luiten , Marc Pollefeys , Peter Kontschieder

Rendering high-fidelity images from sparse point clouds is still challenging. Existing learning-based approaches suffer from either hole artifacts, missing details, or expensive computations. In this paper, we propose a novel framework to…

Computer Vision and Pattern Recognition · Computer Science 2024-07-08 Jiaxu Wang , Ziyi Zhang , Junhao He , Renjing Xu

Attention mechanism has gained huge popularity due to its effectiveness in achieving high accuracy in different domains. But attention is opportunistic and is not justified by the content or usability of the content. Transformer like…

Computer Vision and Pattern Recognition · Computer Science 2020-06-26 Chiranjib Sur

Deformable Gaussian Splatting (GS) accomplishes photorealistic dynamic 3-D reconstruction from dense multi-view video (MVV) by learning to deform a canonical GS representation. However, in filmmaking, tight budgets can result in sparse…

Computer Vision and Pattern Recognition · Computer Science 2026-04-21 Adrian Azzarelli , Nantheera Anantrasirichai , David R Bull

Existing approaches to increasing the effective depth of Transformers predominantly rely on parameter reuse, extending computation through recursive execution. Under this paradigm, the network structure remains static along the training…

Computation and Language · Computer Science 2026-04-17 Yao Chen , Yilong Chen , Yinqi Yang , Junyuan Shang , Zhenyu Zhang , Zefeng Zhang , Shuaiyi Nie , Shuohuan Wang , Yu Sun , Hua Wu , HaiFeng Wang , Tingwen Liu

Motion blur is a fundamental problem in computer vision as it impacts image quality and hinders inference. Traditional deblurring algorithms leverage the physics of the image formation model and use hand-crafted priors: they usually produce…

Computer Vision and Pattern Recognition · Computer Science 2018-01-17 Huaijin Chen , Jinwei Gu , Orazio Gallo , Ming-Yu Liu , Ashok Veeraraghavan , Jan Kautz

To manage the complexity of transformers in video compression, local attention mechanisms are a practical necessity. The common approach of partitioning frames into patches, however, creates architectural flaws like irregular receptive…

Image and Video Processing · Electrical Eng. & Systems 2025-10-07 Alexander Kopte , André Kaup

Video generation using diffusion models is highly computationally intensive, with 3D attention in Diffusion Transformer (DiT) models accounting for over 80\% of the total computational resources. In this work, we introduce {\bf RainFusion},…

Computer Vision and Pattern Recognition · Computer Science 2025-06-10 Aiyue Chen , Bin Dong , Jingru Li , Jing Lin , Kun Tian , Yiwu Yao , Gongyi Wang

The great potential of unsupervised monocular depth estimation has been demonstrated by many works due to low annotation cost and impressive accuracy comparable to supervised methods. To further improve the performance, recent works mainly…

Computer Vision and Pattern Recognition · Computer Science 2023-02-08 Junyu Zhu , Lina Liu , Yong Liu , Wanlong Li , Feng Wen , Hongbo Zhang

Language-guided robotic grasping is a rapidly advancing field where robots are instructed using human language to grasp specific objects. However, existing methods often depend on dense camera views and struggle to quickly update scenes,…

Robotics · Computer Science 2024-12-04 Junqiu Yu , Xinlin Ren , Yongchong Gu , Haitao Lin , Tianyu Wang , Yi Zhu , Hang Xu , Yu-Gang Jiang , Xiangyang Xue , Yanwei Fu

While single-image super-resolution (SISR) has attracted substantial interest in recent years, the proposed approaches are limited to learning image priors in order to add high frequency details. In contrast, multi-frame super-resolution…

Computer Vision and Pattern Recognition · Computer Science 2021-04-07 Goutam Bhat , Martin Danelljan , Luc Van Gool , Radu Timofte

Image deblurring aims to reconstruct a latent sharp image from its corresponding blurred one. Although existing methods have achieved good performance, most of them operate exclusively in either the spatial domain or the frequency domain,…

Computer Vision and Pattern Recognition · Computer Science 2025-02-21 Hu Gao , Depeng Dang

Video diffusion Transformer (DiT) models excel in generative quality but hit major computational bottlenecks when producing high-resolution, long-duration videos. The quadratic complexity of full attention leads to prohibitively high…

Computer Vision and Pattern Recognition · Computer Science 2026-01-01 Chenlu Zhan , Wen Li , Chuyu Shen , Jun Zhang , Suhui Wu , Hao Zhang

Multi-scale (MS) approaches have been widely investigated for blind single image / video deblurring that sequentially recovers deblurred images in low spatial scale first and then in high spatial scale later with the output of lower scales.…

Image and Video Processing · Electrical Eng. & Systems 2019-11-19 Dongwon Park , Dong Un Kang , Jisoo Kim , Se Young Chun

One of the key components for video deblurring is how to exploit neighboring frames. Recent state-of-the-art methods either used aligned adjacent frames to the center frame or propagated the information on past frames to the current frame…

Computer Vision and Pattern Recognition · Computer Science 2020-12-24 Dongwon Park , Dong Un Kang , Se Young Chun

Sparse representation has recently been successfully applied in visual tracking. It utilizes a set of templates to represent target candidates and find the best one with the minimum reconstruction error as the tracking result. In this…

Computer Vision and Pattern Recognition · Computer Science 2020-03-31 Mohammadreza Javanmardi , Amir Hossein Farzaneh , Xiaojun Qi