1 code implementation • 6 Mar 2024 • Quan Liu, Hongzi Zhu, Zhenxi Wang, Yunsong Zhou, Shan Chang, Minyi Guo
Registration of point clouds collected from a pair of distant vehicles provides a comprehensive and accurate 3D view of the driving scenario, which is vital for driving safety related applications, yet existing literature suffers from the expensive pose label acquisition and the deficiency to generalize to new data distributions.
no code implementations • 29 Dec 2023 • Xiaohua Lu, Liangxu Xie, Lei Xu, Rongzhi Mao, Shan Chang, Xiaojun Xu
The advantage of the multimodal model lies in its ability to process diverse sources of data using proper models and suitable fusion methods, which would enhance the noise resistance of the model while obtaining data diversity.
2 code implementations • ICCV 2023 • Quan Liu, Hongzi Zhu, Yunsong Zhou, Hongyang Li, Shan Chang, Minyi Guo
Registration of distant outdoor LiDAR point clouds is crucial to extending the 3D vision of collaborative autonomous vehicles, and yet is challenging due to small overlapping area and a huge disparity between observed point densities.
Ranked #1 on Point Cloud Registration on nuScenes (Distant PCR)
1 code implementation • 4 May 2023 • Quan Liu, Yunsong Zhou, Hongzi Zhu, Shan Chang, Minyi Guo
Such features are then used for online distant point cloud registration.
Ranked #3 on Point Cloud Registration on nuScenes (Distant PCR)
no code implementations • CVPR 2023 • Yunsong Zhou, Hongzi Zhu, Quan Liu, Shan Chang, Minyi Guo
Mobile monocular 3D object detection (Mono3D) (e. g., on a vehicle, a drone, or a robot) is an important yet challenging task.
no code implementations • 23 Mar 2023 • Yunsong Zhou, Quan Liu, Hongzi Zhu, Yunzhe Li, Shan Chang, Minyi Guo
To this end, we utilize a pose detection network to estimate the pose of the camera and then construct a feature map portraying pixel-level ground depth according to the 3D-to-2D perspective geometry.
no code implementations • 16 Mar 2022 • Cheng Ge, Yi Lu, Jia Qu, Liangxu Xie, Feng Wang, Hong Zhang, Ren Kong, Shan Chang
De novo peptide sequencing from mass spectrometry data is an important method for protein identification.
no code implementations • ICCV 2021 • Yunsong Zhou, Hongzi Zhu, Chunqin Li, Tiankai Cui, Shan Chang, Minyi Guo
In this paper, we propose a light-weight semantic segmentation framework for large-scale point cloud series, called TempNet, which can improve both the accuracy and the stability of existing semantic segmentation models by combining a novel frame aggregation scheme.
no code implementations • 29 Feb 2020 • Ren Kong, Guangbo Yang, Rui Xue, Ming Liu, Feng Wang, Jianping Hu, Xiaoqiang Guo, Shan Chang
Motivation: The coronavirus disease 2019 (COVID-19) caused by a new type of coronavirus has been emerging from China and led to thousands of death globally since December 2019.