Recent advances and new frontiers in riverine and coastal flood modeling

K Jafarzadegan, H Moradkhani… - Reviews of …, 2023 - Wiley Online Library
Over the past decades, the scientific community has made significant efforts to simulate
flooding conditions using a variety of complex physically based models. Despite all …

[HTML][HTML] Understanding the effects of Digital Elevation Model resolution in urban fluvial flood modelling

M Muthusamy, MR Casado, D Butler, P Leinster - Journal of hydrology, 2021 - Elsevier
With the extensive use of 2D flood models, the resolution and quality of Digital Elevation
Models (DEMs) have come under greater focus especially in urban hydrology. One of the …

GIS based hybrid computational approaches for flash flood susceptibility assessment

BT Pham, M Avand, S Janizadeh, TV Phong… - Water, 2020 - mdpi.com
Flash floods are one of the most devastating natural hazards; they occur within a catchment
(region) where the response time of the drainage basin is short. Identification of probable …

The importance of digital elevation model selection in flood simulation and a proposed method to reduce DEM errors: a case study in Shanghai

K Xu, J Fang, Y Fang, Q Sun, C Wu, M Liu - International Journal of …, 2021 - Springer
Abstract Digital Elevation Models (DEMs) play a critical role in hydrologic and hydraulic
modeling. Flood inundation map** is highly dependent on the accuracy of DEMs. Various …

Exploring Sentinel-1 and Sentinel-2 diversity for flood inundation map** using deep learning

G Konapala, SV Kumar, SK Ahmad - ISPRS Journal of Photogrammetry and …, 2021 - Elsevier
Identification of flood water extent from satellite images has historically relied on either
synthetic aperture radar (SAR) or multi-spectral (MS) imagery. MS sensors are limited to …

Global DEMs vary from one to another: an evaluation of newly released Copernicus, NASA and AW3D30 DEM on selected terrains of China using ICESat-2 altimetry …

H Li, J Zhao, B Yan, L Yue, L Wang - International Journal of Digital …, 2022 - Taylor & Francis
ABSTRACT A good understanding of the quality of digital elevation model (DEM) is a
perquisite for various applications. This study investigates the accuracy of three most …

Perspectives on digital elevation model (DEM) simulation for flood modeling in the absence of a high-accuracy open access global DEM

L Hawker, P Bates, J Neal, J Rougier - Frontiers in Earth Science, 2018 - frontiersin.org
Open-access global Digital Elevation Models (DEM) have been crucial in enabling flood
studies in data-sparse areas. Poor resolution (> 30 m), significant vertical errors and the fact …

Investigating the role of model structure and surface roughness in generating flood inundation extents using one‐and two‐dimensional hydraulic models

Z Liu, V Merwade… - Journal of Flood Risk …, 2019 - Wiley Online Library
Hydraulic models play an important role in determining flood inundation areas. When
considering a wide array of one‐(1D) and two‐dimensional (2D) hydraulic models, selecting …

What is nuisance flooding? Defining and monitoring an emerging challenge

HR Moftakhari, A AghaKouchak… - Water Resources …, 2018 - Wiley Online Library
Nuisance flooding (NF) refers to low levels of inundation that do not pose significant threats
to public safety or cause major property damage, but can disrupt routine day‐to‐day …

[HTML][HTML] Potential dam breach analysis and flood wave risk assessment using HEC-RAS and remote sensing data: A multicriteria approach

E Psomiadis, L Tomanis, A Kavvadias, KX Soulis… - Water, 2021 - mdpi.com
Water | Free Full-Text | Potential Dam Breach Analysis and Flood Wave Risk Assessment Using
HEC-RAS and Remote Sensing Data: A Multicriteria Approach Next Article in Journal Using …