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Related papers: Mask-ShadowGAN: Learning to Remove Shadows from Un…

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Automatic detection of shadow regions in an image is a difficult task due to the lack of prior information about the illumination source and the dynamic of the scene objects. To address this problem, in this paper, a deep-learning based…

Computer Vision and Pattern Recognition · Computer Science 2018-10-16 Sorour Mohajerani , Parvaneh Saeedi

Image composition is a complex task which requires a lot of information about the scene for an accurate and realistic composition, such as perspective, lighting, shadows, occlusions, and object interactions. Previous methods have…

Computer Vision and Pattern Recognition · Computer Science 2024-07-17 Amr Ghoneim , Jiju Poovvancheri , Yasushi Akiyama , Dong Chen

The superior performance introduced by deep learning approaches in removing atmospheric particles such as snow and rain from a single image; favors their usage over classical ones. However, deep learning-based approaches still suffer from…

Computer Vision and Pattern Recognition · Computer Science 2024-11-08 Ibrahim Kajo , Mohamed Kas , Yassine Ruichek

Shadow removal is a computer-vision task that aims to restore the image content in shadow regions. While almost all recent shadow-removal methods require shadow-free images for training, in ECCV 2020 Le and Samaras introduces an innovative…

Computer Vision and Pattern Recognition · Computer Science 2021-03-25 Zhihao Liu , Hui Yin , Xinyi Wu , Zhenyao Wu , Yang Mi , Song Wang

Recovering textures under shadows has remained a challenging problem due to the difficulty of inferring shadow-free scenes from shadow images. In this paper, we propose the use of diffusion models as they offer a promising approach to…

Computer Vision and Pattern Recognition · Computer Science 2025-05-13 Kangfu Mei , Luis Figueroa , Zhe Lin , Zhihong Ding , Scott Cohen , Vishal M. Patel

It is well-known that GANs are difficult to train, and several different techniques have been proposed in order to stabilize their training. In this paper, we propose a novel training method called manifold-matching, and a new GAN model…

We propose a novel method, StyLitGAN, for relighting and resurfacing generated images in the absence of labeled data. Our approach generates images with realistic lighting effects, including cast shadows, soft shadows, inter-reflections,…

Computer Vision and Pattern Recognition · Computer Science 2023-05-02 Anand Bhattad , D. A. Forsyth

Global pandemic due to the spread of COVID-19 has post challenges in a new dimension on facial recognition, where people start to wear masks. Under such condition, the authors consider utilizing machine learning in image inpainting to…

Computer Vision and Pattern Recognition · Computer Science 2023-09-18 Zhengyang Han , Zehao Jiang , Yuan Ju

The absence of large-scale masked face datasets challenges masked face detection and recognition. We propose a two-step generative data augmentation framework combining rule-based mask warping with unpaired image-to-image translation via…

Computer Vision and Pattern Recognition · Computer Science 2026-03-17 Yan Yang , George Bebis , Mircea Nicolescu

In recent years, deep learning based methods have made significant progress in rain-removing. However, the existing methods usually do not have good generalization ability, which leads to the fact that almost all of existing methods have a…

Computer Vision and Pattern Recognition · Computer Science 2019-10-10 Yinglong Wang , Haokui Zhang , Yu Liu , Qinfeng Shi , Bing Zeng

We propose Mask CycleGAN, a novel architecture for unpaired image domain translation built based on CycleGAN, with an aim to address two issues: 1) unimodality in image translation and 2) lack of interpretability of latent variables. Our…

Machine Learning · Computer Science 2022-05-17 Minfa Wang

We present a unified framework tackling two problems: class-specific 3D reconstruction from a single image, and generation of new 3D shape samples. These tasks have received considerable attention recently; however, existing approaches rely…

Computer Vision and Pattern Recognition · Computer Science 2018-11-16 Paul Henderson , Vittorio Ferrari

Recent legislation has led to interest in machine unlearning, i.e., removing specific training samples from a predictive model as if they never existed in the training dataset. Unlearning may also be required due to corrupted/adversarial…

Computer Vision and Pattern Recognition · Computer Science 2022-07-15 Ronak Mehta , Sourav Pal , Vikas Singh , Sathya N. Ravi

Unsupervised image-to-image translation methods such as CycleGAN learn to convert images from one domain to another using unpaired training data sets from different domains. Unfortunately, these approaches still require centrally collected…

Computer Vision and Pattern Recognition · Computer Science 2021-06-18 Joonyoung Song , Jong Chul Ye

We propose an unsupervised segmentation framework for StyleGAN generated objects. We build on two main observations. First, the features generated by StyleGAN hold valuable information that can be utilized towards training segmentation…

Computer Vision and Pattern Recognition · Computer Science 2021-09-28 Rameen Abdal , Peihao Zhu , Niloy Mitra , Peter Wonka

With the growing importance of preventing the COVID-19 virus, face images obtained in most video surveillance scenarios are low resolution with mask simultaneously. However, most of the previous face super-resolution solutions can not…

Computer Vision and Pattern Recognition · Computer Science 2023-01-31 Guangwei Gao , Lei Tang , Fei Wu , Huimin Lu , Jian Yang

Video shadow detection confronts two entwined difficulties: distinguishing shadows from complex backgrounds and modeling dynamic shadow deformations under varying illumination. To address shadow-background ambiguity, we leverage linguistic…

Computer Vision and Pattern Recognition · Computer Science 2025-11-11 Zhicheng Li , Kunyang Sun , Rui Yao , Hancheng Zhu , Fuyuan Hu , Jiaqi Zhao , Zhiwen Shao , Yong Zhou

This work proposes a new method to sequentially train deep neural networks on multiple tasks without suffering catastrophic forgetting, while endowing it with the capability to quickly adapt to unseen tasks. Starting from existing work on…

Computer Vision and Pattern Recognition · Computer Science 2023-02-02 Dhrupad Bhardwaj , Julia Kempe , Artem Vysogorets , Angela M. Teng , Evaristus C. Ezekwem

The advancement of generative radiance fields has pushed the boundary of 3D-aware image synthesis. Motivated by the observation that a 3D object should look realistic from multiple viewpoints, these methods introduce a multi-view constraint…

Computer Vision and Pattern Recognition · Computer Science 2021-12-10 Xingang Pan , Xudong Xu , Chen Change Loy , Christian Theobalt , Bo Dai

Face recognition systems are usually faced with unseen domains in real-world applications and show unsatisfactory performance due to their poor generalization. For example, a well-trained model on webface data cannot deal with the ID vs.…

Computer Vision and Pattern Recognition · Computer Science 2020-03-26 Jianzhu Guo , Xiangyu Zhu , Chenxu Zhao , Dong Cao , Zhen Lei , Stan Z. Li