SSL-Net: Point-Cloud Generation Network With Self-Supervised Learning

Inferring the three-dimensional structure of objects from monocular images has far-reaching applications in the field of 3D perception. In this paper, we propose a self-supervised network (SSL-Net) to generate 3D point clouds from a single RGB image, unlike the existing work which requires multiple...

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Main Authors: Ran Sun, Yongbin Gao, Zhijun Fang, Anjie Wang, Cengsi Zhong
Format: Article
Language:English
Published: IEEE 2019-01-01
Series:IEEE Access
Subjects:
Online Access:https://ieeexplore.ieee.org/document/8740985/
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author Ran Sun
Yongbin Gao
Zhijun Fang
Anjie Wang
Cengsi Zhong
author_facet Ran Sun
Yongbin Gao
Zhijun Fang
Anjie Wang
Cengsi Zhong
author_sort Ran Sun
collection DOAJ
description Inferring the three-dimensional structure of objects from monocular images has far-reaching applications in the field of 3D perception. In this paper, we propose a self-supervised network (SSL-Net) to generate 3D point clouds from a single RGB image, unlike the existing work which requires multiple views of the same object to recover the full 3D geometry. To provide the extra self-supervisory signal, the generated 3D model is simultaneously rendered into an image and compared with the input image. In addition, a pose estimation network is integrated into the 3D point cloud generation network to eliminate the pose ambiguity of the input image, and the estimated pose is also used for rendering the 2D image with the same pose as input image from 3D point clouds. The extensive experiments on both real and synthetic datasets show that our method not only qualitatively generates point clouds with more details but also quantitatively outperforms the state-of-the-art in accuracy.
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spelling doaj.art-1c86fd99ba3c483fbc1c2f9db28e15852022-12-21T19:57:41ZengIEEEIEEE Access2169-35362019-01-017822068221710.1109/ACCESS.2019.29238428740985SSL-Net: Point-Cloud Generation Network With Self-Supervised LearningRan Sun0https://orcid.org/0000-0001-8563-5678Yongbin Gao1Zhijun Fang2Anjie Wang3https://orcid.org/0000-0002-9486-1009Cengsi Zhong4School of Electronic and Electrical Engineering, Shanghai University of Engineering Science, Shanghai, ChinaSchool of Electronic and Electrical Engineering, Shanghai University of Engineering Science, Shanghai, ChinaSchool of Electronic and Electrical Engineering, Shanghai University of Engineering Science, Shanghai, ChinaSchool of Electronic and Electrical Engineering, Shanghai University of Engineering Science, Shanghai, ChinaSchool of Electronic and Electrical Engineering, Shanghai University of Engineering Science, Shanghai, ChinaInferring the three-dimensional structure of objects from monocular images has far-reaching applications in the field of 3D perception. In this paper, we propose a self-supervised network (SSL-Net) to generate 3D point clouds from a single RGB image, unlike the existing work which requires multiple views of the same object to recover the full 3D geometry. To provide the extra self-supervisory signal, the generated 3D model is simultaneously rendered into an image and compared with the input image. In addition, a pose estimation network is integrated into the 3D point cloud generation network to eliminate the pose ambiguity of the input image, and the estimated pose is also used for rendering the 2D image with the same pose as input image from 3D point clouds. The extensive experiments on both real and synthetic datasets show that our method not only qualitatively generates point clouds with more details but also quantitatively outperforms the state-of-the-art in accuracy.https://ieeexplore.ieee.org/document/8740985/3D reconstructionpoint-cloudself-supervised learning3D shape completionsingle view reconstruction
spellingShingle Ran Sun
Yongbin Gao
Zhijun Fang
Anjie Wang
Cengsi Zhong
SSL-Net: Point-Cloud Generation Network With Self-Supervised Learning
IEEE Access
3D reconstruction
point-cloud
self-supervised learning
3D shape completion
single view reconstruction
title SSL-Net: Point-Cloud Generation Network With Self-Supervised Learning
title_full SSL-Net: Point-Cloud Generation Network With Self-Supervised Learning
title_fullStr SSL-Net: Point-Cloud Generation Network With Self-Supervised Learning
title_full_unstemmed SSL-Net: Point-Cloud Generation Network With Self-Supervised Learning
title_short SSL-Net: Point-Cloud Generation Network With Self-Supervised Learning
title_sort ssl net point cloud generation network with self supervised learning
topic 3D reconstruction
point-cloud
self-supervised learning
3D shape completion
single view reconstruction
url https://ieeexplore.ieee.org/document/8740985/
work_keys_str_mv AT ransun sslnetpointcloudgenerationnetworkwithselfsupervisedlearning
AT yongbingao sslnetpointcloudgenerationnetworkwithselfsupervisedlearning
AT zhijunfang sslnetpointcloudgenerationnetworkwithselfsupervisedlearning
AT anjiewang sslnetpointcloudgenerationnetworkwithselfsupervisedlearning
AT cengsizhong sslnetpointcloudgenerationnetworkwithselfsupervisedlearning