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Related papers: Reflection Removal through Efficient Adaptation of…

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The depth-of-field (DoF) effect, which introduces aesthetically pleasing blur, enhances photographic quality but is fixed and difficult to modify once the image has been created. This becomes problematic when the applied blur is…

Computer Vision and Pattern Recognition · Computer Science 2025-10-01 Yiyang Wang , Xi Chen , Xiaogang Xu , Yu Liu , Hengshuang Zhao

Recently, deep learning-based single image reflection separation methods have been exploited widely. To benefit the learning approach, a large number of training image pairs (i.e., with and without reflections) were synthesized in various…

Computer Vision and Pattern Recognition · Computer Science 2020-10-01 Soomin Kim , Yuchi Huo , Sung-Eui Yoon

Image restoration (IR) in real-world scenarios presents significant challenges due to the lack of high-capacity models and comprehensive datasets. To tackle these issues, we present a dual strategy: GenIR, an innovative data curation…

Computer Vision and Pattern Recognition · Computer Science 2024-10-30 Yuang Ai , Xiaoqiang Zhou , Huaibo Huang , Xiaotian Han , Zhengyu Chen , Quanzeng You , Hongxia Yang

Diffusion transformers (DiT) have become the de facto choice for generating high-quality images and videos, largely due to their scalability, which enables the construction of larger models for enhanced performance. However, the increased…

Computer Vision and Pattern Recognition · Computer Science 2024-07-02 Pratheba Selvaraju , Tianyu Ding , Tianyi Chen , Ilya Zharkov , Luming Liang

Diffusion models produce high quality images but inference is costly due to many denoising steps and heavy matrix operations. We present DiffPro, a post-training, hardware-faithful framework that works with the exact integer kernels used in…

Machine Learning · Computer Science 2025-11-17 Farhana Amin , Sabiha Afroz , Kanchon Gharami , Mona Moghadampanah , Dimitrios S. Nikolopoulos

Diffusion models are rising as a powerful solution for high-fidelity image generation, which exceeds GANs in quality in many circumstances. However, their slow training and inference speed is a huge bottleneck, blocking them from being used…

Computer Vision and Pattern Recognition · Computer Science 2023-03-24 Hao Phung , Quan Dao , Anh Tran

The recovery of high-quality images from images corrupted by lens flare presents a significant challenge in low-level vision. Contemporary deep learning methods frequently entail training a lens flare removing model from scratch. However,…

Computer Vision and Pattern Recognition · Computer Science 2025-01-07 Tianwen Zhou , Qihao Duan , Zitong Yu

Blind face restoration usually synthesizes degraded low-quality data with a pre-defined degradation model for training, while more complex cases could happen in the real world. This gap between the assumed and actual degradation hurts the…

Computer Vision and Pattern Recognition · Computer Science 2023-03-21 Zhixin Wang , Xiaoyun Zhang , Ziying Zhang , Huangjie Zheng , Mingyuan Zhou , Ya Zhang , Yanfeng Wang

Previous raw image-based low-light image enhancement methods predominantly relied on feed-forward neural networks to learn deterministic mappings from low-light to normally-exposed images. However, they failed to capture critical…

Computer Vision and Pattern Recognition · Computer Science 2023-08-16 Yufei Wang , Yi Yu , Wenhan Yang , Lanqing Guo , Lap-Pui Chau , Alex C. Kot , Bihan Wen

Diffusion Probabilistic Models (DPMs) have recently shown remarkable performance in image generation tasks, which are capable of generating highly realistic images. When adopting DPMs for image restoration tasks, the crucial aspect lies in…

Computer Vision and Pattern Recognition · Computer Science 2023-06-01 Yi Zhang , Xiaoyu Shi , Dasong Li , Xiaogang Wang , Jian Wang , Hongsheng Li

Applying diffusion models to physically-based material estimation and generation has recently gained prominence. In this paper, we propose \ttt, a novel material reconstruction framework for 3D objects, offering the following advantages.…

Graphics · Computer Science 2025-11-25 Xiuchao Wu , Pengfei Zhu , Jiangjing Lyu , Xinguo Liu , Jie Guo , Yanwen Guo , Weiwei Xu , Chengfei Lyu

Removing reflections is a crucial task in computer vision, with significant applications in photography and image enhancement. Nevertheless, existing methods are constrained by the absence of large-scale, high-quality, and diverse datasets.…

Computer Vision and Pattern Recognition · Computer Science 2025-06-09 Jie Cai , Kangning Yang , Ling Ouyang , Lan Fu , Jiaming Ding , Jinglin Shen , Zibo Meng

Score-based diffusion models learn to reverse a stochastic differential equation that maps data to noise. However, for complex tasks, numerical error can compound and result in highly unnatural samples. Previous work mitigates this drift…

Machine Learning · Statistics 2023-06-12 Aaron Lou , Stefano Ermon

Recently, diffusion transformers have gained wide attention with its excellent performance in text-to-image and text-to-vidoe models, emphasizing the need for transformers as backbone for diffusion models. Transformer-based models have…

Computer Vision and Pattern Recognition · Computer Science 2024-04-16 Nithin Gopalakrishnan Nair , Jeya Maria Jose Valanarasu , Vishal M. Patel

Two of the main challenges of image restoration in real-world scenarios are the accurate characterization of an image prior and the precise modeling of the image degradation operator. Pre-trained diffusion models have been very successfully…

Computer Vision and Pattern Recognition · Computer Science 2025-03-28 Hamadi Chihaoui , Paolo Favaro

Diffusion bridge models have shown great promise in image restoration by explicitly connecting clean and degraded image distributions. However, they often rely on complex and high-cost trajectories, which limit both sampling efficiency and…

Computer Vision and Pattern Recognition · Computer Science 2026-04-14 Jinhui Hou , Zhiyu Zhu , Junhui Hou

All-in-one image restoration is challenging because different degradation types, such as haze, blur, noise, and low-light, impose diverse requirements on restoration strategies, making it difficult for a single model to handle them…

Computer Vision and Pattern Recognition · Computer Science 2026-03-04 Lingshun Kong , Jiawei Zhang , Zhengpeng Duan , Xiaohe Wu , Yueqi Yang , Xiaotao Wang , Dongqing Zou , Lei Lei , Jinshan Pan

Transparent objects remain notoriously hard for perception systems: refraction, reflection and transmission break the assumptions behind stereo, ToF and purely discriminative monocular depth, causing holes and temporally unstable estimates.…

Computer Vision and Pattern Recognition · Computer Science 2025-12-30 Shaocong Xu , Songlin Wei , Qizhe Wei , Zheng Geng , Hong Li , Licheng Shen , Qianpu Sun , Shu Han , Bin Ma , Bohan Li , Chongjie Ye , Yuhang Zheng , Nan Wang , Saining Zhang , Hao Zhao

Removing undesired reflection from an image captured through a glass surface is a very challenging problem with many practical application scenarios. For improving reflection removal, cascaded deep models have been usually adopted to…

Computer Vision and Pattern Recognition · Computer Science 2021-02-23 Yu Li , Ming Liu , Yaling Yi , Qince Li , Dongwei Ren , Wangmeng Zuo

Diffusion models have proven to be highly effective in generating high-quality images. However, adapting large pre-trained diffusion models to new domains remains an open challenge, which is critical for real-world applications. This paper…

Computer Vision and Pattern Recognition · Computer Science 2023-07-28 Enze Xie , Lewei Yao , Han Shi , Zhili Liu , Daquan Zhou , Zhaoqiang Liu , Jiawei Li , Zhenguo Li