Learning to Match 2D Images and 3D LiDAR Point Clouds for Outdoor Augmented Reality

Weiquan Liu, Baiqi Lai, Cheng Wang*, Xuesheng Bian, Wentao Yang, Yan Xia, Xiuhong Lin, Shang Hong Lai, Dongdong Weng, Jonathan Li

*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

29 Citations (Scopus)

Abstract

Large-scale Light Detection and Ranging (LiDAR) point clouds provide basic 3D information support for Augmented Reality (AR) in outdoor environments. Especially, matching 2D images across to 3D LiDAR point clouds can establish the spatial relationship of 2D and 3D space, which is a solution for the virtual-real registration of AR. This paper first provides a precise 2D-3D patch-volume dataset, which contains paired matching 2D image patches and 3D LiDAR point cloud volumes, by using the Mobile Laser Scanning (MLS) data from the urban scene. Second, we propose an end-to-end network, Siam2D3D-Net, to jointly learn local feature representations for 2D image patches and 3D LiDAR point cloud volumes. Experimental results indicate the proposed Siam2D3D-Net can match and establish 2D-3D correspondences from the query 2D image to the 3D LiDAR point cloud reference map. Finally, an application is used to evaluate the possibility of the proposed virtual-real registration of AR in outdoor environments.

Original languageEnglish
Title of host publicationProceedings - 2020 IEEE Conference on Virtual Reality and 3D User Interfaces, VRW 2020
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages655-656
Number of pages2
ISBN (Electronic)9781728165325
DOIs
Publication statusPublished - Mar 2020
Event2020 IEEE Conference on Virtual Reality and 3D User Interfaces, VRW 2020 - Atlanta, United States
Duration: 22 Mar 202026 Mar 2020

Publication series

NameProceedings - 2020 IEEE Conference on Virtual Reality and 3D User Interfaces, VRW 2020

Conference

Conference2020 IEEE Conference on Virtual Reality and 3D User Interfaces, VRW 2020
Country/TerritoryUnited States
CityAtlanta
Period22/03/2026/03/20

Keywords

  • 2D-3D feature representation
  • Augmented reality
  • Human-centered computing
  • Outdoor AR
  • Visualization
  • Visualization techniques
  • cross-domain data matching
  • virtual-real registration

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