Jianhua Dai

ORCID: 0009-0004-4570-8579
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About
Contact & Profiles
Research Areas
  • Meteorological Phenomena and Simulations
  • Precipitation Measurement and Analysis
  • Lightning and Electromagnetic Phenomena
  • Fire effects on ecosystems
  • Tropical and Extratropical Cyclones Research
  • Spacecraft Design and Technology
  • Climate variability and models
  • Seismic Imaging and Inversion Techniques
  • Combustion and Detonation Processes
  • Reservoir Engineering and Simulation Methods
  • Cryospheric studies and observations
  • Advanced Computational Techniques and Applications
  • Evaluation Methods in Various Fields
  • Coastal and Marine Dynamics
  • Radio Wave Propagation Studies
  • Augmented Reality Applications
  • Ocean Waves and Remote Sensing
  • Energy Load and Power Forecasting
  • Geological Modeling and Analysis
  • Geological formations and processes
  • Ocular and Laser Science Research
  • Space exploration and regulation
  • Atmospheric aerosols and clouds

Shanghai Meteorological Bureau
1996-2025

China Meteorological Administration
2021

Nanjing University
2008

Abstract Concentric gust fronts are formed when a thunderstorm’s downdraft reaches the ground and outflow from cold pool spreads uniformly outwards into surrounding warm humid air mass. Observational evidence presented here show case of narrow‐band echoes forming ring around thunderstorm. Unlike conventional fronts, concentric or circular more likely to form in subtropical high‐pressure environments, where horizontal wind speed middle lower troposphere is relatively weak, underlying surface...

10.1002/wea.7681 article EN cc-by-nc-nd Weather 2025-02-10

Precipitation nowcasting based on radar data plays a crucial role in extreme weather prediction and has broad implications for disaster management. Despite progresses have been made deep learning, two key challenges of precipitation are not well-solved: (i) the modeling complex system evolutions with different scales, (ii) accurate forecasts precipitation. In this work, we propose CasCast, cascaded framework composed deterministic probabilistic part to decouple predictions mesoscale...

10.48550/arxiv.2402.04290 preprint EN arXiv (Cornell University) 2024-02-06

Abstract We objectively analyzed historic radar reflectivity images and diagnosed mature mesoscale convective systems (MCSs) in South China during the spring season (March to May) of 2009–2019. Our goal was understand climatological features MCSs, their interannual variations, potential connections with surface aerosol pollution. Springtime MCSs over were most frequently observed central east-coastal parts Guangdong Province. The mean monthly half-hourly counts March, April, May 103 ± 83,...

10.1088/1748-9326/ad2024 article EN cc-by Environmental Research Letters 2024-01-18

E016 MULTICOMPONENT DATA INTERPRETATION WORKFLOW & PP/PS JOINT INVERSION: 3D/4C INTEGRATED STUDY AT EUGENE ISLAND BLOCK 330 GOM Abstract Multicomponent seismic data add a new dimension for interpretation. In recent years the industry has made significant progress in acquisition and processing of multicomponent data. The widespread use however is partly hindered by lack interpretation tools workflows. particular inversion techniques are under-developed. 1 this paper we describe an...

10.3997/2214-4609-pdb.3.e016 article EN 2004-01-01
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