The 2025 International Graduate Student Workshop on Geo-Informatics (IGWG 2025), was successfully held on 6 December 2025, at The Hong Kong Polytechnic University (PolyU). Jointly organized by PolyU, Peking University (PKU) and Wuhan University (WHU), the workshop served as a dynamic academic platform for postgraduate students and young scholars to share cutting-edge research and foster interdisciplinary collaboration. The event drew over 80 attendees from 14 universities worldwide, facilitated a rich exchange of ideas and collaboration.
Following the Opening Ceremony, keynote speeches covering diverse areas of Geo-Informatics were delivered by:
- Prof. Wei Wan, Research Associate Professor, Institute of Remote Sensing and Geographic Information System, PKU
- Prof. Timo Balz, Professor, State Key Laboratory of Information Engineering in Surveying, Mapping and Remote Sensing, WHU
- Prof. Yang YUE, Professor, Thrust of Urban Governance and Design, The Hong Kong University of Science and Technology (Guangzhou)
- Prof. Shuo WANG, Associate Professor, Department of Land Surveying & Geo-Informatics, PolyU
The workshop featured 5 parallel sessions consisting of 30 oral presentations and 8 poster presentations, encouraging face-to-face interactions among PhD and Master's students, post-doctoral researchers and professors.
The workshop concluded with a closing address by Prof. Yang XU, Associate Head & Associate Professor, LSGI, PolyU, and the announcement of the Best Presentation Awards by Prof. Tony Chengxiang ZHUGE, Associate Professor, LSGI, PolyU, recognizing the most outstanding student presenters.
A Guided Laboratory Tour was also organized on 5 December 2025. The visitors toured 5 of the LSGI 's cutting-edge laboratories:
- Underground Utility Survey Laboratory
- Laboratory for Smart City and Spatial Big Data Analytics
- Navigation Laboratory
- Remote Sensing Laboratory
- Laboratory for Deformation and Geohazards Studies
The tour facilitated excellent idea exchange regarding the researches and technologies showcased within these advanced facilities.
Best Oral Presentation Awards (in Alphabetical Order)
|
Awardee |
Topic |
|
CHEN, Yaogang (Central South University & Universitat Politècnica de Catalunya) |
A Near-Real-Time Multi-Temporal Polarimetric InSAR Method for Landslides Monitoring in Rapid-Decorrelation Scenarios |
|
HOU, Shuyang (Wuhan University) |
Research on Key Technologies of Geospatial Code Generation for Large Language Model-Based Multi-Agent Systems |
|
LIN, Haomei (Peking University) |
Streamflow Reconstruction Using Satellite Embeddings in Highly Human Disturbed Regions |
|
PEI, Zixuan (The Hong Kong Polytechnic University) |
A High-Quality Daily Nighttime Light (HDNTL) Dataset for Global 600+ Cities (2012–2024) |
|
QI, Junnan (Peking University) |
Local Urban Development Intensity Effects on Vegetation Phenology |
|
YIN, Hanyu (Peking University) |
Multi-city Building Facade Material Dataset |
|
ZHANG, Ying (The Hong Kong Polytechnic University) |
The Potential Uptake and Climate Impacts of Hydrogen-Fuel-Cell Vehicles in Beijing |
|
ZHOU, Ning (Wuhan University) |
DepthCD: Depth Prompting in 2D Remote Sensing Imagery Change Detection |
Best Poster Presentation Awards (in Alphabetical Order)
|
Awardee |
Topic |
|
SHANG, Haibin (China University of Geosciences (Wuhan)) |
Research on the Construction and Reasoning of Flood Disaster Chain Logic Graph Based on Large Language Model |
|
ZHU, Xinrui (The Hong Kong University of Science and Technology (Guangzhou)) |
Inverse Reinforcement Learning for Elderly Travel Preference Modeling and Cognitive Map Analysis: A Case Study of Tianhe District, Guangzhou |
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