Few‐Shot Multihop Question Answering over Knowledge Base
Fan, Meihao, Lei Zhang, Siyao Xiao, and Yuru Liang. "Few-shot multi-hop question answering over knowledge base." arXiv preprint arXiv:2112.11909 (2021).
Download CV
Education
- B.Eng. in Environmental Engineering, Hohai University, Nanjing, China, 2012
- M.Sc. in Hydro-Informatics and Water Management, Partnership of five European Universities, 2015
- Ph.D. in Water Resources Engineering, University of New South Wales, Sydney, Australia, 2021
Research Interests
- Hydro-climate extremes modelling and forecasting (e.g. Wavelet System Prediction)
- Postprocessing techniques for correcting bias in climate and weather prediction models
- Climate change impact on the water cycle (e.g. floods and droughts)
- Hydrology/Hydraulics and water quality modelling
- Hydro-Informatics and water management
Research Highlights
- Development of spectral transformation and its application in hydroclimate extremes modelling and forecasting
- An open-source tool for improved system modelling: Wavelet System Prediction (WASP)
- Development of a postprocessing method for correcting bias in Numerical Weather Predictions in the time-frequency domain
- Quantification of future changes in drought and agricultural production under global warming
- Development of index-based drought insurance for disaster risk transfer
Grants & Fellowships
- 2024-26, Australian Research Council Industry Fellowship (Early Career) ($308K AUD, Chief Investigator), ARC and WaterNSW. Title: A Decadal Roadmap for Water Security and Resource Management.
- 2023-24, Global Research and Innovation Partnerships (GRIP) (~$20K AUD, Chief Investigator), UNSW GLOBAL DIVISION. Title: Index-based Insurance for Agriculture Risk Transfer under a Changing Climate.
- 2023, Helmholtz Visiting Researcher Grant (~$20K EUR, Chief Investigator), Helmholtz Association of German Research Centers. Title: A novel method to estimate flood extremes using spectrally transformed climate information.
Professional Experience
- Jun. 2021 - Current: Research Associate
- Water Research Centre, University of New South Wales, Sydney, Australia
- Duties included:
- The development of Wavelet System Prediction (WASP) for characterizing chaotic system
- Hydro-climatological forecasting using CMIP decadal and ACCESS seasonal forecasts
- Interannual rainfall forecasting with CMIP6 decadal projections over Australia
- Bias characterisation and correction in Numerical Weather Prediction (NWP) models
- Supervisors: Prof. Ashish Sharma and A/Prof. Fiona Johnson
- Aug. 2023 - Current: Guest Scientist
- May 2023 - Jul. 2023: Scientist
- Helmholtz-Centre Potsdam - German Research Centre (GFZ), Potsdam, Brandenburg, Germany
- Duties included:
- Climate-informed Flood Frequency Analysis under a changing climate
- Supervisor: Prof. Dr. Bruno Merz
- Nov. 2015 - Feb. 2018: Research Assistant/Engineer
- Tropical Marine Science Institute, National University of Singapore, Singapore
- Duties included:
- DSSAT crop modeling of future rice yield in Vietnam under climate change, Singapore-MIT Alliance project.
- Development of index-based drought insurance for sovereign disaster risk transfer, International Finance Corporation, World Bank project.
- Impact of climate change on inland and coastal flooding in Singapore, Public Utilities Board (PUB) project.
- Effectiveness of ABC Waters design features in residential developments, PUB-TMSI-Monash University project.
- Supervisor: Prof. Shie-Yui Liong
- Mar. 2015 - Sep. 2015: Intern
- Ingenieurgesellschaft Prof. Dr. Sieker mbH, Berlin, Germany
- Duties included:
- Development of the Time-Area function model based on QGIS environment for stormwater management.
- Flood modelling and mitigation of Hafar Al-Batin city in Saudi Arabia.
- Supervisors: Prof. Frank Molkenthin and Prof. Heiko Sieker
Awards & Honors
- 2021, Faculty of Engineering Postdoctoral Writing Fellowship funded by UNSW
- 2019, OzEWEX Summer Institute Scholarship
- 2018, University International Postgraduate Award (UIPA) funded by UNSW
- 2013, Erasmus Mundus Scholarship Award by European Union (EU)
- 2012, Outstanding graduate of Hohai University, Nanjing
- 2010, National Undergraduate Mathematical Contest in Modeling (Provincial Award)
Publications
Cost-Effective In-Context Learning for Entity Resolution: A Design Space Exploration
Fan, Meihao, Xiaoyue Han, Ju Fan, Chengliang Chai, Nan Tang, Guoliang Li, and Xiaoyong Du. "Cost-effective in-context learning for entity resolution: A design space exploration." In 2024 IEEE 40th International Conference on Data Engineering (ICDE), pp. 3696-3709. IEEE, 2024.
AutoPrep: Natural Language Question-Aware Data Preparation with a Multi-Agent Framework
Fan, Meihao, Ju Fan, Nan Tang, Lei Cao, Guoliang Li, and Xiaoyong Du. "AutoPrep: Natural Language Question-Aware Data Preparation with a Multi-Agent Framework." arXiv preprint arXiv:2412.10422 (2024).
Reward-SQL: Boosting Text-to-SQL via Stepwise Reasoning and Process-Supervised Rewards
Zhang, Yuxin, Meihao Fan, Ju Fan, Mingyang Yi, Yuyu Luo, Jian Tan, and Guoliang Li. "Reward-sql: Boosting text-to-sql via stepwise reasoning and process-supervised rewards." arXiv preprint arXiv:2505.04671 (2025).
Talks
Urban Surface Characteristics Study Using Time-area Function Model: A Case Study in Saudi Arabia
Talk at Songdo Convensia Convention Center, Incheon, South Korea
Impacts of Climate Change on Rice Crop Yields in Vietnam
Talk at Suntec Singapore Convention & Exhibition Centre, Singapore
Drought prediction for improved water resource management: A wavelet-based system prediction approach
Talk at Wentian Building, Hohai University, Nanjing, China
A wavelet-based method to analyse sustained hydrological anomalies under climate change
Talk at Royal Theatre, Canberra, Australia
Forecasting drought revisited - the importance of spectral transformations to dominant atmospheric predictor variables
Talk at Online, Vienna, Austria
Hydro-climatological forecasting: A view from the spectral domain
Talk at Online, San Francisco, CA, USA
Advanced wavelet-based variance transformation algorithms for ENSO forecasting over long lead times
Talk at Online, Sydney, Australia
Applications of the wavelet-based method for postprocessing rainfall forecasts – Implications for urban flood forecasting
Talk at Online, Singapore
Hydrologic forecasting over long lead times: A wavelet-based variance transformation approach
Talk at Online, Singapore
Could the 2019-20 Australia bushfires or 2020-22 floods be predicted using CMIP decadal prediction?
Talk at Austria Centre, Vienna, Austria
Wavelet-based post-processing of NWP precipitation forecasts
Talk at Austria Centre, Vienna, Austria
Enhancing water supply management through improved rainfall anomaly forecasting over medium to long term
Talk at CityCube Berlin, Berlin, Germany
Unlocking the Future of Rainfall: Enhancing Interannual Forecasts with Spectral Transformations of CMIP Decadal Predictions
Talk at Suntec Singapore Convention & Exhibition Centre, Singapore
Navigating Water Resource Management: A Forecasting Framework for Interannual Drought Projections
Talk at Austria Centre, Vienna, Austria
Enhanced daily streamflow simulation for future climates using a non-parametric method with variable selection and transformation
Talk at Alpensia Convention Center, Pyeongchang, South Korea
Teaching
Languages
Mandarin(Native), English(Fluent), German(Basic), French(Basic)
Skills & Expertise
- Statistical hydrology and water resource engineering.
- Strong interpersonal skills with a good sense of teamwork.
- Programming Skills: R, C/C++, and Python in both Unix and Windows systems.
- Rich experience in modeling and GIS, using MIKE, SWMM, DSSAT, and QGIS.
Service & Leadership
- Contribute to the First/Second Order Draft of IPCC 6th Assessment Report (FOD-WGII-AR6 and SOD-WGI-AR6) as a group reviewer
- AOGS2024 Hydrological Sciences Session main convener: Statistical Methods in Assessing Hydroclimate Extremes Under Changing Climate
- International Conference on Hydroinformatics (HIC2024) main convener: SS10 Climate Change Impacts on Urban Flooding: Challenges and Innovative Solutions
- Topic Coordinator for a Special Issue of Frontiers in Marine Science
- Reviewer Editor:
- Frontiers in Water (Sections: Water and Climate; Water and Hydrocomplexity)
- Reviewer for Scholarly Journals:
- Journal of Hydrology, Environmental Modelling & Software, and Weather and Climate Extremes
- International Journal of River Basin Management
- Journal of Applied Meteorology and Climatology
- Frontiers in Water; Water; Sustainability; International Journal of Environmental Research and Public Health
Membership
- American Geophysical Union (AGU)
- European Geosciences Union (EGU)
- Asia Oceania Geosciences Society (AOGS)
- International Union of Geodesy and Geophysics (IUGG)
- International Commission of Statistical Hydrology (ICSH-IAHS)
- Modeling and Simulation Society of Australia and New Zealand (MSSANZ)