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Recent advances in 3D Gaussian splatting have significantly improved real-time novel view synthesis, yet insufficient geometric constraints during scene optimization often result in blurred reconstructions of fine-grained details,…

Computer Vision and Pattern Recognition · Computer Science 2025-08-15 Zheng Zhou , Jia-Chen Zhang , Yu-Jie Xiong , Chun-Ming Xia

Videos captured in low-light and underwater conditions often suffer from distortions such as noise, low contrast, color imbalance, and blur. These issues not only limit visibility but also degrade automatic tasks like detection.…

Computer Vision and Pattern Recognition · Computer Science 2026-04-28 Guoxi Huang , Ruirui Lin , Yini Li , David R. Bull , Nantheera Anantrasirichai

We propose an efficient framework to compress massive video-frame features before feeding them into large multimodal models, thereby mitigating the severe token explosion arising from hour-long videos. Our design leverages a bidirectional…

Computer Vision and Pattern Recognition · Computer Science 2026-02-10 Geewook Kim , Minjoon Seo

Despite the fact real-world video deinterlacing and demosaicing are well-suited to supervised learning from synthetically degraded data because the degradation models are known and fixed, learned video deinterlacing and demosaicing have…

Image and Video Processing · Electrical Eng. & Systems 2024-04-22 Ronglei Ji , A. Murat Tekalp

Efficient long-sequence generation is a critical challenge for Large Language Models. While recent sparse decoding methods improve efficiency, they suffer from KV cache misalignment, where approximation errors accumulate and degrade…

Computation and Language · Computer Science 2025-06-06 Yutao Sun , Tianzhu Ye , Li Dong , Yuqing Xia , Jian Chen , Yizhao Gao , Shijie Cao , Jianyong Wang , Furu Wei

Most single image super-resolution (SR) methods are developed on synthetic low-resolution (LR) and high-resolution (HR) image pairs, which are simulated by a predetermined degradation operation, e.g., bicubic downsampling. However, these…

Image and Video Processing · Electrical Eng. & Systems 2021-10-22 Rui Ma , Johnathan Czernik , Xian Du

A recurring challenge in self-supervised learning is preventing representation collapse. Existing solutions typically rely on global regularization, such as maximizing distances, decorrelating dimensions or enforcing certain distributions.…

Computer Vision and Pattern Recognition · Computer Science 2026-01-30 Esteban Rodríguez-Betancourt , Edgar Casasola-Murillo

Auto-regressive (AR) models, initially successful in language generation, have recently shown promise in visual generation tasks due to their superior sampling efficiency. Unlike image generation, video generation requires a substantially…

Computer Vision and Pattern Recognition · Computer Science 2025-05-22 Xuan Shen , Weize Ma , Yufa Zhou , Enhao Tang , Yanyue Xie , Zhengang Li , Yifan Gong , Quanyi Wang , Henghui Ding , Yiwei Wang , Yanzhi Wang , Pu Zhao , Jun Lin , Jiuxiang Gu

Attention calculation is extremely time-consuming for long-sequence inference tasks, such as text or image/video generation, in large models. To accelerate this process, we developed a low-precision, mathematically-equivalent algorithm…

With the recent trend for ultra high definition displays, the demand for high quality and efficient video super-resolution (VSR) has become more important than ever. Previous methods adopt complex motion compensation strategies to exploit…

Image and Video Processing · Electrical Eng. & Systems 2019-09-19 Dario Fuoli , Shuhang Gu , Radu Timofte

Visual attention helps achieve robust perception under noise, corruption, and distribution shifts in human vision, which are areas where modern neural networks still fall short. We present VARS, Visual Attention from Recurrent Sparse…

Computer Vision and Pattern Recognition · Computer Science 2022-06-14 Baifeng Shi , Yale Song , Neel Joshi , Trevor Darrell , Xin Wang

The traditional super-resolution methods that aim to minimize the mean square error usually produce the images with over-smoothed and blurry edges, due to the lose of high-frequency details. In this paper, we propose two novel techniques in…

Image and Video Processing · Electrical Eng. & Systems 2020-12-25 Yitong Yan , Chuangchuang Liu , Changyou Chen , Xianfang Sun , Longcun Jin , Xiang Zhou

Super-resolution (SR) applied to real-world low-resolution (LR) images often results in complex, irregular degradations that stem from the inherent complexity of natural scene acquisition. In contrast to SR artifacts arising from synthetic…

Computer Vision and Pattern Recognition · Computer Science 2026-02-12 Kian Majlessi , Amir Masoud Soltani , Mohammad Ebrahim Mahdavi , Aurelien Gourrier , Peyman Adibi

Scaling video diffusion transformers (DiTs) is limited by their quadratic 3D attention, even though most of the attention mass concentrates on a small subset of positions. We turn this observation into VSA, a trainable, hardware-efficient…

Computer Vision and Pattern Recognition · Computer Science 2025-10-29 Peiyuan Zhang , Yongqi Chen , Haofeng Huang , Will Lin , Zhengzhong Liu , Ion Stoica , Eric Xing , Hao Zhang

Image super-resolution methods have made significant strides with deep learning techniques and ample training data. However, they face challenges due to inherent misalignment between low-resolution (LR) and high-resolution (HR) pairs in…

Computer Vision and Pattern Recognition · Computer Science 2024-10-10 Omar Elezabi , Zongwei Wu , Radu Timofte

In this paper, we propose a recurrent neural network (RNN) with residual attention (RRA) to learn long-range dependencies from sequential data. We propose to add residual connections across timesteps to RNN, which explicitly enhances the…

Machine Learning · Computer Science 2017-09-19 Cheng Wang

This paper proposes an end-to-end Efficient Re-parameterizationResidual Attention Network(ERRA-Net) to directly restore the nonhomogeneous hazy image. The contribution of this paper mainly has the following three aspects: 1) A novel…

Image and Video Processing · Electrical Eng. & Systems 2021-09-15 Tian Ye , ErKang Chen , XinRui Huang , Peng Chen

Metal artifacts from high-attenuation implants severely degrade CT image quality, obscuring critical anatomical structures and posing a challenge for standard deep learning methods that require extensive paired training data. We propose a…

Computer Vision and Pattern Recognition · Computer Science 2026-04-08 Ahmet Rasim Emirdagi , Süleyman Aslan , Mısra Yavuz , Görkay Aydemir , Yunus Bilge Kurt , Nasrin Rahimi , Burak Can Biner , M. Akın Yılmaz

Efficiently modeling massive images is a long-standing challenge in machine learning. To this end, we introduce Multi-Scale Attention (MSA). MSA relies on two key ideas, (i) multi-scale representations (ii) bi-directional cross-scale…

Computer Vision and Pattern Recognition · Computer Science 2025-03-18 Kumar Krishna Agrawal , Long Lian , Longchao Liu , Natalia Harguindeguy , Boyi Li , Alexander Bick , Maggie Chung , Trevor Darrell , Adam Yala

The remastering of vintage film comprises of a diversity of sub-tasks including super-resolution, noise removal, and contrast enhancement which aim to restore the deteriorated film medium to its original state. Additionally, due to the…

Computer Vision and Pattern Recognition · Computer Science 2020-09-21 Satoshi Iizuka , Edgar Simo-Serra