LuoJianet Group at Wuhan University, Wuhan, China.

    In 2021, it was approved as a major research project by the National Natural Science Foundation of China: "Construction of Large scale Remote Sensing Image Sample Library and Research on Open Source Remote Sensing Deep Network Framework Model" (project start and end time: January 2021 to December 2021), with the aim of solving the "bottleneck" problem in intelligent remote sensing processing and forming a fully stack autonomous and controllable intelligent remote sensing ecosystem;

    On May 8, 2021, Wuhan University signed a remote sensing artificial intelligence cooperation agreement with Huawei;

    On December 18, 2021, the Intelligent Remote Sensing Open Source Ecological Alliance (Remote Sensing Intelligent Computing and Open Source Application Branch of the China Remote Sensing Application Association) was established;

    On January 6, 2022, with the support of the National Natural Science Foundation of China, the related achievements of LuoJiaNet&LuoJiaSet were released;

    In May 2022, based on the achievements of the LuoJiaSet&LuoJiaNet series, we will create a "natural resource brain";

    In June 2022, LuoJiaSet&LuoJiaNet officially launched the Huawei Shengsi Community, providing a large model experience area;

    On August 9, 2022, the second meeting of the Intelligent Remote Sensing Open Source Ecological Alliance was held, and a white paper on industrial applications was released;

    In December 2022, in cooperation with the Guangdong Provincial Land and Natural Resources Center, Luojia remote sensing intelligent processing results were adopted to carry out business application demonstrations of natural resource monitoring.


Research
Publications
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  • Class-Agnostic Topological Directional Graph Extraction From Remote Sensing Images
    Bingnan Yang, Mi Zhang, Zhan Zhang, Zhili Zhang, Xiangyun Hu First Pubulished: 15 December 2023

    Rapid development in automatic vector extraction from remote sensing images has been witnessed in recent years. However, the vast majority of existing works concentrate on a specific target, fragile to category variety, and hardly achieve stable performance crossing different categories. In this work, we propose an innovative class-agnostic model, namely TopDiG, to directly extract topological directional graphs from remote sensing images and solve these issues. Firstly, TopDiG employs a topology-concentrated node detector (TCND) to detect nodes and obtain compact perception of topological components. Secondly, we propose a dynamic graph supervision (DGS) strategy to dynamically generate adjacency graph labels from unordered nodes. Finally, the directional graph (DiG) generator module is designed to construct topological directional graphs from predicted nodes. Experiments on the Inria, CrowdAI, GID, GF2 and Massachusetts datasets empirically demonstrate that TopDiG is class-agnostic and achieves competitive performance on all datasets.

Members
Team Advisors

Jianya Gong
CAS Member
Professor and doctoral supervisor at Wuhan University

Xiangyun Hu
Doctor of Engineering
Professor, Doctoral Supervisor
Professors
Student

Zhan Zhang
2020 PhD

Yuanxin Zhao
2021 PhD

Bingnan Yang
PhD level 2022

Jinhui Liu
2022 PhD

Yuanpeng Zhang
PhD Level 2024

Jingyi Tan
Master's degree 2022

Qingyu Liu
Master 2023

Ke She
Master 2023

Linliang Xu
Master's Degree 2023

Nie Fu
Master 2023

Qinglin Yang
Master 2024

Jiaju Kang
2020 undergraduate student

Anlong Jin
Master 2023

Yating Miao
Master 2024

Daoyu Shu
2021 undergraduate student

Yeda Wang
2021 undergraduate student

Qisheng Pan
2021 undergraduate student

Yushen Wang
2022 undergraduate student
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Openings

The LuoJianet team at Wuhan University is recruiting master's and doctoral students, as well as long-term postdoctoral and full-time research personnel (assistant researchers, associate researchers). Please contact Teacher Zhang directly, and applicants will send their resume materials to their email: mizhang@whu.edu.cn ,The unified format for the email subject is "Name+Hubei Luojia Laboratory+Job Application+Professional Direction".

Contact

Room 123, Annex Building, Aerospace Science and Technology Research Institute, 

Department of Information Science, 

Wuhan University, No. 129 Luoyu Road, 

Hongshan District, Wuhan , China