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

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Deep learning-based video inpainting has yielded promising results and gained increasing attention from researchers. Generally, these methods usually assume that the corrupted region masks of each frame are known and easily obtained.…

Computer Vision and Pattern Recognition · Computer Science 2022-11-18 Zhiliang Wu , Hanyu Xuan , Changchang Sun , Kang Zhang , Yan Yan

Shadows are often under-considered or even ignored in image editing applications, limiting the realism of the edited results. In this paper, we introduce MetaShadow, a three-in-one versatile framework that enables detection, removal, and…

Computer Vision and Pattern Recognition · Computer Science 2024-12-04 Tianyu Wang , Jianming Zhang , Haitian Zheng , Zhihong Ding , Scott Cohen , Zhe Lin , Wei Xiong , Chi-Wing Fu , Luis Figueroa , Soo Ye Kim

Object Transfiguration replaces an object in an image with another object from a second image. For example it can perform tasks like "putting exactly those eyeglasses from image A on the nose of the person in image B". Usage of exemplar…

Computer Vision and Pattern Recognition · Computer Science 2017-05-16 Shuchang Zhou , Taihong Xiao , Yi Yang , Dieqiao Feng , Qinyao He , Weiran He

This paper proposes a novel self-supervised based Cut-and-Paste GAN to perform foreground object segmentation and generate realistic composite images without manual annotations. We accomplish this goal by a simple yet effective…

Computer Vision and Pattern Recognition · Computer Science 2023-04-06 Kunal Chaturvedi , Ali Braytee , Jun Li , Mukesh Prasad

We study the problem of extracting biometric information of individuals by looking at shadows of objects cast on diffuse surfaces. We show that the biometric information leakage from shadows can be sufficient for reliable identity inference…

Computer Vision and Pattern Recognition · Computer Science 2022-10-05 Safa C. Medin , Amir Weiss , Frédo Durand , William T. Freeman , Gregory W. Wornell

Cutting out an object and estimating its opacity mask, known as image matting, is a key task in image and video editing. Due to the highly ill-posed issue, additional inputs, typically user-defined trimaps or scribbles, are usually needed…

Computer Vision and Pattern Recognition · Computer Science 2023-06-05 Jiawei Wu , Changqing Zhang , Zuoyong Li , Huazhu Fu , Xi Peng , Joey Tianyi Zhou

In this paper, we propose a novel two-stage context-aware network named CANet for shadow removal, in which the contextual information from non-shadow regions is transferred to shadow regions at the embedded feature spaces. At Stage-I, we…

Computer Vision and Pattern Recognition · Computer Science 2021-08-24 Zipei Chen , Chengjiang Long , Ling Zhang , Chunxia Xiao

We propose an efficient approach to train large diffusion models with masked transformers. While masked transformers have been extensively explored for representation learning, their application to generative learning is less explored in…

Computer Vision and Pattern Recognition · Computer Science 2024-03-06 Hongkai Zheng , Weili Nie , Arash Vahdat , Anima Anandkumar

In this work, we study the image transformation problem, which targets at learning the underlying transformations (e.g., the transition of seasons) from a collection of unlabeled images. However, there could be countless of transformations…

Computer Vision and Pattern Recognition · Computer Science 2022-10-07 Kaiwen Zha , Yujun Shen , Bolei Zhou

Machine learning is driven by data, yet while their availability is constantly increasing, training data require laborious, time consuming and error-prone labelling or ground truth acquisition, which in some cases is very difficult or even…

Computer Vision and Pattern Recognition · Computer Science 2019-09-25 Vasileios Gkitsas , Antonis Karakottas , Nikolaos Zioulis , Dimitrios Zarpalas , Petros Daras

Mask-guided matting networks have achieved significant improvements and have shown great potential in practical applications in recent years. However, simply learning matting representation from synthetic and lack-of-real-world-diversity…

Computer Vision and Pattern Recognition · Computer Science 2024-03-29 Weihao Jiang , Zhaozhi Xie , Yuxiang Lu , Longjie Qi , Jingyong Cai , Hiroyuki Uchiyama , Bin Chen , Yue Ding , Hongtao Lu

Document shadow removal is a crucial task in the field of document image enhancement. However, existing methods tend to remove shadows with constant color background and ignore color shadows. In this paper, we first design a diffusion model…

Computer Vision and Pattern Recognition · Computer Science 2025-07-03 Wenjie Liu , Bingshu Wang , Ze Wang , C. L. Philip Chen

Recently, the enactment of privacy regulations has promoted the rise of the machine unlearning paradigm. Existing studies of machine unlearning mainly focus on sample-wise unlearning, such that a learnt model will not expose user's privacy…

Machine Learning · Computer Science 2022-04-19 Tao Guo , Song Guo , Jiewei Zhang , Wenchao Xu , Junxiao Wang

Although existing face anti-spoofing (FAS) methods achieve high accuracy in intra-domain experiments, their effects drop severely in cross-domain scenarios because of poor generalization. Recently, multifarious techniques have been…

Computer Vision and Pattern Recognition · Computer Science 2022-01-03 Shice Liu , Shitao Lu , Hongyi Xu , Jing Yang , Shouhong Ding , Lizhuang Ma

Cross-domain person re-identification (re-ID) is challenging due to the bias between training and testing domains. We observe that if backgrounds in the training and testing datasets are very different, it dramatically introduces…

Computer Vision and Pattern Recognition · Computer Science 2019-08-27 Yan Huang , Qiang Wu , JingSong Xu , Yi Zhong

Machine unlearning aims to remove the influence of specific samples from a trained model. A key challenge in this process is over-unlearning, where the model's performance on the remaining data significantly drops due to the change in the…

Machine Learning · Computer Science 2025-07-30 Huiqiang Chen , Tianqing Zhu , Xin Yu , Wanlei Zhou

Segment Anything (SAM), an advanced universal image segmentation model trained on an expansive visual dataset, has set a new benchmark in image segmentation and computer vision. However, it faced challenges when it came to distinguishing…

Computer Vision and Pattern Recognition · Computer Science 2025-08-27 Xiao Feng Zhang , Tian Yi Song , Jia Wei Yao

Unlearning the data observed during the training of a machine learning (ML) model is an important task that can play a pivotal role in fortifying the privacy and security of ML-based applications. This paper raises the following questions:…

Machine Learning · Computer Science 2023-06-01 Ayush K Tarun , Vikram S Chundawat , Murari Mandal , Mohan Kankanhalli

We propose a novel method for combining synthetic and real images when training networks to determine geometric information from a single image. We suggest a method for mapping both image types into a single, shared domain. This is…

Computer Vision and Pattern Recognition · Computer Science 2020-06-09 Koutilya PNVR , Hao Zhou , David Jacobs

Foreground-aware image synthesis aims to generate images as well as their foreground masks. A common approach is to formulate an image as an masked blending of a foreground image and a background image. It is a challenging problem because…

Computer Vision and Pattern Recognition · Computer Science 2022-08-23 Jeongmin Bae , Mingi Kwon , Youngjung Uh
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