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From a single image, humans are able to perceive the full 3D shape of an object by exploiting learned shape priors from everyday life. Contemporary single-image 3D reconstruction algorithms aim to solve this task in a similar fashion, but…

Computer Vision and Pattern Recognition · Computer Science 2018-12-31 Xiuming Zhang , Zhoutong Zhang , Chengkai Zhang , Joshua B. Tenenbaum , William T. Freeman , Jiajun Wu

Understanding the 3D world from 2D projected natural images is a fundamental challenge in computer vision and graphics. Recently, an unsupervised learning approach has garnered considerable attention owing to its advantages in data…

Computer Vision and Pattern Recognition · Computer Science 2021-06-25 Takuhiro Kaneko

While deep neural networks have achieved remarkable success in various computer vision tasks, they often fail to generalize to new domains and subtle variations of input images. Several defenses have been proposed to improve the robustness…

Computer Vision and Pattern Recognition · Computer Science 2021-09-08 Omid Poursaeed , Tianxing Jiang , Harry Yang , Serge Belongie , SerNam Lim

Current state-of-the-art solutions for motion capture from a single camera are optimization driven: they optimize the parameters of a 3D human model so that its re-projection matches measurements in the video (e.g. person segmentation,…

Computer Vision and Pattern Recognition · Computer Science 2017-12-06 Hsiao-Yu Fish Tung , Hsiao-Wei Tung , Ersin Yumer , Katerina Fragkiadaki

We learn a self-supervised, single-view 3D reconstruction model that predicts the 3D mesh shape, texture and camera pose of a target object with a collection of 2D images and silhouettes. The proposed method does not necessitate 3D…

Computer Vision and Pattern Recognition · Computer Science 2020-03-17 Xueting Li , Sifei Liu , Kihwan Kim , Shalini De Mello , Varun Jampani , Ming-Hsuan Yang , Jan Kautz

In recent years, supervised learning with convolutional networks (CNNs) has seen huge adoption in computer vision applications. Comparatively, unsupervised learning with CNNs has received less attention. In this work we hope to help bridge…

Machine Learning · Computer Science 2016-01-11 Alec Radford , Luke Metz , Soumith Chintala

Deep learning-solutions for hand-object 3D pose and shape estimation are now very effective when an annotated dataset is available to train them to handle the scenarios and lighting conditions they will encounter at test time.…

Computer Vision and Pattern Recognition · Computer Science 2020-12-22 Mengshi Qi , Edoardo Remelli , Mathieu Salzmann , Pascal Fua

While recent deep neural networks have achieved promising results for 3D reconstruction from a single-view image, these rely on the availability of RGB textures in images and extra information as supervision. In this work, we propose novel…

Computer Vision and Pattern Recognition · Computer Science 2017-01-18 Xinhan Di , Pengqian Yu

Recent work has shown the ability to learn generative models for 3D shapes from only unstructured 2D images. However, training such models requires differentiating through the rasterization step of the rendering process, therefore past work…

Computer Vision and Pattern Recognition · Computer Science 2020-03-02 Sebastian Lunz , Yingzhen Li , Andrew Fitzgibbon , Nate Kushman

Reconstructing visual stimulus (image) only from human brain activity measured with functional Magnetic Resonance Imaging (fMRI) is a significant and meaningful task in Human-AI collaboration. However, the inconsistent distribution and…

Computer Vision and Pattern Recognition · Computer Science 2019-10-23 Ziqi Ren , Jie Li , Xuetong Xue , Xin Li , Fan Yang , Zhicheng Jiao , Xinbo Gao

Monocular depth estimation is an extensively studied computer vision problem with a vast variety of applications. Deep learning-based methods have demonstrated promise for both supervised and unsupervised depth estimation from monocular…

Computer Vision and Pattern Recognition · Computer Science 2019-06-18 Richard Chen , Faisal Mahmood , Alan Yuille , Nicholas J. Durr

Supervised reconstruction models are characteristically trained on matched pairs of undersampled and fully-sampled data to capture an MRI prior, along with supervision regarding the imaging operator to enforce data consistency. To reduce…

Image and Video Processing · Electrical Eng. & Systems 2022-01-19 Yilmaz Korkmaz , Salman UH Dar , Mahmut Yurt , Muzaffer Özbey , Tolga Çukur

We present a new latent model of natural images that can be learned on large-scale datasets. The learning process provides a latent embedding for every image in the training dataset, as well as a deep convolutional network that maps the…

Computer Vision and Pattern Recognition · Computer Science 2018-11-06 ShahRukh Athar , Evgeny Burnaev , Victor Lempitsky

3D scene reconstruction from multiple views is an important classical problem in computer vision. Deep learning based approaches have recently demonstrated impressive reconstruction results. When training such models, self-supervised…

Computer Vision and Pattern Recognition · Computer Science 2020-09-29 Arijit Mallick , Jörg Stückler , Hendrik Lensch

Most 3D neural networks are trained from scratch owing to the lack of large-scale labeled 3D datasets. In this paper, we present a novel 3D pretraining method by leveraging 2D networks learned from rich 2D datasets. We propose the…

Computer Vision and Pattern Recognition · Computer Science 2021-12-28 Yueh-Cheng Liu , Yu-Kai Huang , Hung-Yueh Chiang , Hung-Ting Su , Zhe-Yu Liu , Chin-Tang Chen , Ching-Yu Tseng , Winston H. Hsu

In this paper, a novel deep-learning based framework is proposed to infer 3D human poses from a single image. Specifically, a two-phase approach is developed. We firstly utilize a generator with two branches for the extraction of explicit…

Computer Vision and Pattern Recognition · Computer Science 2018-09-24 Kun Zhou , Jinmiao Cai , Yao Li , Yulong Shi , Xiaoguang Han , Nianjuan Jiang , Kui Jia , Jiangbo Lu

Reconstructing high-fidelity 3D facial texture from a single image is a quite challenging task due to the lack of complete face information and the domain gap between the 3D face and 2D image. Further, obtaining re-renderable 3D faces has…

Computer Vision and Pattern Recognition · Computer Science 2022-06-07 Mingxin Yang , Jianwei Guo , Zhanglin Cheng , Xiaopeng Zhang , Dong-Ming Yan

We tackle the problem of unsupervised synthetic-to-real domain adaptation for single image depth estimation. An essential building block of single image depth estimation is an encoder-decoder task network that takes RGB images as input and…

Computer Vision and Pattern Recognition · Computer Science 2021-10-22 Hiroyasu Akada , Shariq Farooq Bhat , Ibraheem Alhashim , Peter Wonka

A good representation for arbitrarily complicated data should have the capability of semantic generation, clustering and reconstruction. Previous research has already achieved impressive performance on either one. This paper aims at…

Computer Vision and Pattern Recognition · Computer Science 2019-04-09 Yuqian Zhou , Kuangxiao Gu , Thomas Huang

Convolutional neural networks provide visual features that perform remarkably well in many computer vision applications. However, training these networks requires significant amounts of supervision. This paper introduces a generic framework…

Machine Learning · Statistics 2017-04-19 Piotr Bojanowski , Armand Joulin
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