[HTML][HTML] Flood simulation in the complex river basin affected by hydraulic structures using a coupled hydrological and hydrodynamic model

K Zhang, Z Ji, X Luo, Z Liu, H Zhong - Water, 2024 - mdpi.com
Due to the complexity of terrain and climate in the mountain–plain transition zone, it is
difficult to simulate and forecast the flow discharge of river basins accurately. The poor …

Modeling rainfall-induced 2D inundation simulation based on the ANN-derived models with precipitation and water-level measurements at roadside IoT sensors

SJ Wu - Scientific Reports, 2023 - nature.com
This study aims to develop a smart model for carrying out two-dimensional (2D) inundation
simulation by estimating the gridded inundation depths via the ANN-derived models …

Enhancing flood verification using Signal Detection Theory (SDT) and IoT Sensors: A spatial scale evaluation

CH Chang, R Rahmad, SJ Wu, CT Hsu, PH Chung - Journal of Hydrology, 2024 - Elsevier
Inundation mapping by flood simulation is subject to uncertainties which spatial accuracy
assessment could not be processed as normal mapping does. This paper presents a …

Stochastic modeling of artificial neural networks for real-time hydrological forecasts based on uncertainties in transfer functions and ANN weights

SJ Wu, CT Hsu, CH Chang - Hydrology Research, 2021 - iwaponline.com
This study proposes a stochastic artificial neural network (named ANN_GA-SA_MTF), in
which the parameters of the multiple transfer functions considered are calibrated by the …

Flood mapping based on the combination of support vector regression and Heun's scheme

JH Jang, CY Hsieh, TW Li - Journal of Hydrology, 2022 - Elsevier
In response to the increasing threats of flash flooding, how to generate flood maps in real
time has drawn great attention. In this study, a hybrid ML model was developed for flood …

Development and application of flood impact maps under climate change scenarios: A case study of the Yilan area of Taiwan

YH Hsiao, CC Chen, YC Chao, HC Li… - Frontiers in …, 2022 - frontiersin.org
Flooding is the main disaster type in Taiwan and is usually caused by typhoons and heavy
rainfall. To understand the flood impacts in Taiwan caused by increasing rainfall due to …

[HTML][HTML] Modeling the 2D inundation simulation based on the ANN-derived model with real-time measurements at roadside IoT sensors

SJ Wu, CT Hsu, JC Shen, CH Chang - Water, 2022 - mdpi.com
This study aims to develop a smart model for the two-dimensional (2D) inundation
simulation based on the derived artificial neural network (ANN) model with real-time …

Modeling an evaluation framework for adding IoT water-level sensors based on ANN-derived 2D inundation simulations

SJ Wu - Journal of Hydroinformatics, 2024 - iwaponline.com
This study aims to develop a smart model for evaluating the spatial density of added IoT
sensors (called AIOT grids) to optimize their amount and placements, named …

Stochastic modeling for estimating real-time inundation depths at roadside IoT sensors using the ANN-derived model

SJ Wu, CT Hsu, CH Chang - Water, 2021 - mdpi.com
This paper aims to develop a stochastic model (SM_EID_IOT) for estimating the inundation
depths and associated 95% confidence intervals at the specific locations of the roadside …

A dynamic information extraction method for areal mean rainfall error and its application in basins of different scales for flood forecasting

W Si, H Zhong, P Jiang, W Bao, P Shi, S Qu - … Environmental Research and …, 2021 - Springer
In this study, we proposed and tested a method based on system response curve (SRC) to
extract the error information of areal mean rainfall. These extracted rainfall error are then …