Search Results for author: Shan Chang

Found 9 papers, 3 papers with code

Extend Your Own Correspondences: Unsupervised Distant Point Cloud Registration by Progressive Distance Extension

1 code implementation6 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.

Point Cloud Registration

Integrating Chemical Language and Molecular Graph in Multimodal Fused Deep Learning for Drug Property Prediction

no code implementations29 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.

Drug Discovery Molecular Property Prediction +3

Density-invariant Features for Distant Point Cloud Registration

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.

Autonomous Vehicles Contrastive Learning +1

MoGDE: Boosting Mobile Monocular 3D Object Detection with Ground Depth Estimation

no code implementations23 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.

Depth Estimation Monocular 3D Object Detection +1

DePS: An improved deep learning model for de novo peptide sequencing

no code implementations16 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.

de novo peptide sequencing

TempNet: Online Semantic Segmentation on Large-Scale Point Cloud Series

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.

Autonomous Driving Point Cloud Segmentation +4

COVID-19 Docking Server: A meta server for docking small molecules, peptides and antibodies against potential targets of COVID-19

no code implementations29 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.

Drug Discovery

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