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While conventional depth estimation can infer the geometry of a scene from a single RGB image, it fails to estimate scene regions that are occluded by foreground objects. This limits the use of depth prediction in augmented and virtual…

Computer Vision and Pattern Recognition · Computer Science 2019-05-09 Helisa Dhamo , Keisuke Tateno , Iro Laina , Nassir Navab , Federico Tombari

We address the problem of generating a 360-degree image from a single image with a narrow field of view by estimating its surroundings. Previous methods suffered from overfitting to the training resolution and deterministic generation. This…

Computer Vision and Pattern Recognition · Computer Science 2022-03-29 Naofumi Akimoto , Yuhi Matsuo , Yoshimitsu Aoki

We present ZeroComp, an effective zero-shot 3D object compositing approach that does not require paired composite-scene images during training. Our method leverages ControlNet to condition from intrinsic images and combines it with a Stable…

Computer Vision and Pattern Recognition · Computer Science 2025-01-13 Zitian Zhang , Frédéric Fortier-Chouinard , Mathieu Garon , Anand Bhattad , Jean-François Lalonde

Cutting out an object and estimating its opacity mask, known as image matting, is a key task in many image editing applications. Deep learning approaches have made significant progress by adapting the encoder-decoder architecture of…

Computer Vision and Pattern Recognition · Computer Science 2020-03-18 Marco Forte , François Pitié

Deep generative models allow for photorealistic image synthesis at high resolutions. But for many applications, this is not enough: content creation also needs to be controllable. While several recent works investigate how to disentangle…

Computer Vision and Pattern Recognition · Computer Science 2021-04-30 Michael Niemeyer , Andreas Geiger

Recent work has shown that diffusion models can serve as powerful neural rendering engines that can be leveraged for inserting virtual objects into images. However, unlike typical physics-based renderers, these neural rendering engines are…

Computer Vision and Pattern Recognition · Computer Science 2025-12-12 Frédéric Fortier-Chouinard , Zitian Zhang , Louis-Etienne Messier , Mathieu Garon , Anand Bhattad , Jean-François Lalonde

Given a portrait image of a person and an environment map of the target lighting, portrait relighting aims to re-illuminate the person in the image as if the person appeared in an environment with the target lighting. To achieve…

Computer Vision and Pattern Recognition · Computer Science 2023-08-14 Yu-Ying Yeh , Koki Nagano , Sameh Khamis , Jan Kautz , Ming-Yu Liu , Ting-Chun Wang

Neural networks are a powerful framework for foreground segmentation in video acquired by static cameras, segmenting moving objects from the background in a robust way in various challenging scenarios. The premier methods are those based on…

Computer Vision and Pattern Recognition · Computer Science 2021-06-22 Levi Kassel , Michael Werman

Automatic document content processing is affected by artifacts caused by the shape of the paper, non-uniform and diverse color of lighting conditions. Fully-supervised methods on real data are impossible due to the large amount of data…

Computer Vision and Pattern Recognition · Computer Science 2020-12-01 Sagnik Das , Hassan Ahmed Sial , Ke Ma , Ramon Baldrich , Maria Vanrell , Dimitris Samaras

Intrinsic decomposition is a fundamental mid-level vision problem that plays a crucial role in various inverse rendering and computational photography pipelines. Generating highly accurate intrinsic decompositions is an inherently…

Computer Vision and Pattern Recognition · Computer Science 2023-11-22 Chris Careaga , Yağız Aksoy

Sparse decomposition has been widely used for different applications, such as source separation, image classification and image denoising. This paper presents a new algorithm for segmentation of an image into background and foreground text…

Computer Vision and Pattern Recognition · Computer Science 2016-12-22 Shervin Minaee , Yao Wang

Synthetic data is being used lately for training deep neural networks in computer vision applications such as object detection, object segmentation and 6D object pose estimation. Domain randomization hereby plays an important role in…

Computer Vision and Pattern Recognition · Computer Science 2024-05-13 Parth Rawal , Mrunal Sompura , Wolfgang Hintze

Night images suffer not only from low light, but also from uneven distributions of light. Most existing night visibility enhancement methods focus mainly on enhancing low-light regions. This inevitably leads to over enhancement and…

Computer Vision and Pattern Recognition · Computer Science 2022-09-20 Yeying Jin , Wenhan Yang , Robby T. Tan

Key to automatically generate natural scene images is to properly arrange among various spatial elements, especially in the depth direction. To this end, we introduce a novel depth structure preserving scene image generation network…

Computer Vision and Pattern Recognition · Computer Science 2017-11-23 Wendong Zhang , Bingbing Ni , Yichao Yan , Jingwei Xu , Xiaokang Yang

Relighting of human images enables post-photography editing of lighting effects in portraits. The current mainstream approach uses neural networks to approximate lighting effects without explicitly accounting for the principle of physical…

Graphics · Computer Science 2024-11-04 Daichi Tajima , Yoshihiro Kanamori , Yuki Endo

Even after decades of research, dynamic scene background reconstruction and foreground object segmentation are still considered as open problems due various challenges such as illumination changes, camera movements, or background noise…

Computer Vision and Pattern Recognition · Computer Science 2022-05-11 Bruno Sauvalle , Arnaud de La Fortelle

Existing shadow detection models struggle to differentiate dark image areas from shadows. In this paper, we tackle this issue by verifying that all detected shadows are real, i.e. they have paired shadow casters. We perform this step in a…

Computer Vision and Pattern Recognition · Computer Science 2024-09-02 Nikolina Kubiak , Elliot Wortman , Armin Mustafa , Graeme Phillipson , Stephen Jolly , Simon Hadfield

The increasing popularity of facial manipulation (Deepfakes) and synthetic face creation raises the need to develop robust forgery detection solutions. Crucially, most work in this domain assume that the Deepfakes in the test set come from…

Computer Vision and Pattern Recognition · Computer Science 2022-10-12 Amir Jevnisek , Shai Avidan

There has been exciting progress in generating images from natural language or layout conditions. However, these methods struggle to faithfully reproduce complex scenes due to the insufficient modeling of multiple objects and their…

Computer Vision and Pattern Recognition · Computer Science 2024-10-02 Yunnan Wang , Ziqiang Li , Zequn Zhang , Wenyao Zhang , Baao Xie , Xihui Liu , Wenjun Zeng , Xin Jin

The challenges surrounding the application of image shadow removal to real-world images and not just constrained datasets like ISTD/SRD have highlighted an urgent need for zero-shot learning in this field. In this study, we innovatively…

Computer Vision and Pattern Recognition · Computer Science 2023-06-13 Xiaofeng Zhang , Chaochen Gu , Shanying Zhu