Dangfu Yang

ORCID: 0000-0003-1674-7072
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About
Contact & Profiles
Research Areas
  • Hydrological Forecasting Using AI
  • Meteorological Phenomena and Simulations
  • Climate variability and models
  • Video Analysis and Summarization
  • 3D Shape Modeling and Analysis
  • Mineral Processing and Grinding
  • Asphalt Pavement Performance Evaluation
  • Anomaly Detection Techniques and Applications
  • Video Surveillance and Tracking Methods
  • Infrastructure Maintenance and Monitoring
  • Geological and Geophysical Studies
  • Medical Image Segmentation Techniques
  • Precipitation Measurement and Analysis
  • Image Retrieval and Classification Techniques

Central South University
2014-2024

Shenzhen Polytechnic
2024

Hong Kong Polytechnic University
2021-2024

Institute of Atmospheric Physics
2024

Chinese Academy of Sciences
2024

Abstract According to HadGEM3 (CMIP6) models, anthropogenic forcing reduced the probability of 2022-like June mean precipitation by about 32% (15%) and increased 5-day rainfall extreme 1.8 (1.3) times.

10.1175/bams-d-23-0132.1 article EN Bulletin of the American Meteorological Society 2024-02-01

Abstract In this paper, we present a powerful spectral shape descriptor for analysis, named Anisotropic Spectral Manifold Wavelet Descriptor (ASMWD). We proposed novel manifold harmonic signal processing tool termed Transform (ASMWT) first. ASMWT allows to comprehensively analyse signals from multiple wavelet diffusion directions on local regions of the with series low‐pass and band‐pass frequency filters in each direction. Based coefficients very simple signal, ASMWD is efficiently...

10.1111/cgf.14120 article EN Computer Graphics Forum 2020-10-01

Abstract The research and application of convolutional neural networks (CNNs) on statistical downscaling have been hampered by the fact that deep learning is highly dependent sample size considered to be a black-box model. Therefore, CNN model with transfer (CNN-TL) proposed study pre-rainy season precipitation South China. First, an augmented monthly dataset created sliding fixed-length window over daily circulation field data for entire year. Next, base network pretrained dataset, then...

10.1175/jamc-d-23-0075.1 article EN Journal of Applied Meteorology and Climatology 2024-01-18

Most of current background subtraction algorithms have issues ghost and foreground aperture when they process the crowded video sequences in outdoor scenes. In this paper we present a novel method based on pixel state to solve issues. Every steam is assumed own two different states --- active or inactive. Via state, divide whole observing time into many short units. Meanwhile, new concept, confidence, proposed measure significance each cluster. By small units time, our automatically selects...

10.1145/2670473.2670503 article EN 2014-11-30
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