Gully erosion susceptibility mapping in highly complex terrain using machine learning models

A Yang, C Wang, G Pang, Y Long, L Wang… - … International Journal of …, 2021 - mdpi.com
Gully erosion is the most severe type of water erosion and is a major land degradation
process. Gully erosion susceptibility mapping (GESM)'s efficiency and interpretability …

Effects of DEM resolution on the accuracy of gully maps in loess hilly areas

W Dai, X Yang, J Na, J Li, D Brus, L Xiong, G Tang… - Catena, 2019 - Elsevier
Gully maps are important prerequisites for the study of gully erosion and land degradation.
Many digital elevation model (DEM)-based methods have been proposed to enable …

Mapping gully affected areas by using Sentinel 2 imagery and digital elevation model based on the Google Earth Engine

X Huang, L Xiong, Y Jiang, S Li, K Liu, H Ding, G Tang - Catena, 2023 - Elsevier
Gullies pose a great threat to the sustainable development of agricultural production and the
ecological environment. Accurate mapping of gully affected areas plays an important role in …

Integrated edge detection and terrain analysis for agricultural terrace delineation from remote sensing images

W Dai, J Na, N Huang, G Hu, X Yang… - International Journal …, 2020 - Taylor & Francis
Agricultural terraces are important for agricultural production and soil-and-water
conservation. They comprise treads and risers that require manual construction and …

Large-scale mapping of gully-affected areas: An approach integrating Google Earth images and terrain skeleton information

K Liu, H Ding, G Tang, C Song, Y Liu, L Jiang, B Zhao… - Geomorphology, 2018 - Elsevier
The gully erosion process poses a threat to the ecological environment, land management,
and agronomic productivity. Although current studies on gully feature mapping conducted at …

Intra-gully mapping of the largest documented gully network in South Africa using UAV photogrammetry: Implications for restoration strategies

J le Roux, L Morake, B van der Waal… - Progress in …, 2022 - journals.sagepub.com
Gully erosion can reach alarming dimensions, and in several cases contributes significantly
to soil loss and sediment yield in catchments. The studied example is one of the largest …

Spatial variation of gully development in the loess plateau of China based on the morphological perspective

C Li, F Li, Z Dai, X Yang, X Cui, L Luo - Earth Science Informatics, 2020 - Springer
Gullies characterized by frequent material exchange have profoundly affected the loess
landforms evolution in the Loess Plateau of China. Accompanying gully development …

Modeling computer sight based on DEM data to detect terrain breaks caused by gully erosion on the loess Plateau

G Yan, G Tang, J Chen, F Li, X Yang, L Xiong, D Lu - Catena, 2024 - Elsevier
As a type of terrain break, the gully shoulder line is of great significance to locate the scope
of surface failure and soil erosion. Based on the knowledge of the terrain structure of loess …

Spatial distribution characteristics of discontinuous hillslope gullies on the Loess Plateau of China: A special focus on spoon gullies

C Li, X Yang, H Liu, H Zhu, H Wei, J Na, X Cui - Catena, 2022 - Elsevier
Gullies characterized by frequent material exchanges and dramatic morphological changes
sculpt fragmented surface landscapes and generate severe soil erosion, yet research on …

Identifying ephemeral gullies from high-resolution images and DEMs using flow-directional detection

W Dai, G Hu, X Yang, X Yang, Y Cheng, L Xiong… - Journal of Mountain …, 2020 - Springer
Ephemeral gullies, which are widely developed worldwide and threaten farmlands, have
aroused a growing concern. Identifying and mapping gullies are generally considered …