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Journal ArticleDOI

Spatial prediction of rainfall-induced landslides for the Lao Cai area (Vietnam) using a hybrid intelligent approach of least squares support vector machines inference model and artificial bee colony optimization

TLDR
The proposed model, namely LSSVM-BC, is a promising tool for spatial prediction of landslides at the study area and is useful for landuse planning for the Lao Cai area.
Abstract
The main objective of this study is to produce a landslide susceptibility map for the Lao Cai area (Vietnam) using a new hybrid intelligent method based on least squares support vector machines (LSSVM) and artificial bee colony (ABC) optimization, namely LSSVM-BC. LSSVM and ABC are state-of-the-art soft computing techniques that have been rarely utilized in landslide susceptibility assessment. LSSVM is adopted to develop landslide prediction model whereas ABC was used to optimize the prediction model by identifying an appropriate set of the LSSVM hyper-parameters. To establish the hybrid intelligent method, a GIS database with ten landslide-influencing factors and 340 landslide locations that occurred mainly during the last 20-years was constructed. These historical landslide locations were collected from the existing inventories that sourced from (i) five landslide projects carried out in this study areas before and (ii) interpretations of SPOT satellite images with resolution of 2.5 m. The study area was geographically split into two different parts, with landslides located in the first part was used for building models whereas the other landslides in the second part was used for the model validation. Performance of the LSSVM-BC model was assessed using the receiver operating characteristic (ROC) curve and area under the curve (AUC). Result shows that the prediction power of the model is good with the area under the curve (AUC) = 0.900. Experiments have pointed out the prediction power of the LSSVM-BC is better than that obtained from the popular support vector machines. Therefore, the proposed model is a promising tool for spatial prediction of landslides at the study area. The landslide susceptibility map is useful for landuse planning for the Lao Cai area.

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Citations
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Journal ArticleDOI

Combining machine learning models via adaptive ensemble weighting for prediction of shear capacity of reinforced-concrete deep beams

TL;DR: The successful application of OSVM-AEW is demonstrated as an efficient tool for helping structural engineers in the RC deep beams design process.
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LiDAR-supported prediction of slope failures using an integrated ensemble weights-of-evidence and analytical hierarchy process

TL;DR: In this paper, the authors investigated a potential application of different resolution topographic data obtained from airborne LiDAR and an integrated ensemble weight-of-evidence and analytic hierarchy process (WoE-AHP) model to spatially predict slope failures.
Journal ArticleDOI

Spatial prediction of rotational landslide using geographically weighted regression, logistic regression, and support vector machine models in Xing Guo area (China)

TL;DR: In this paper, the authors evaluated the geographically weighted regression (GWR) model for landslide susceptibility mapping in Xing Guo County, China, using 16 conditioning factors, such as slope, aspect, etc.
Journal ArticleDOI

Landslide-susceptibility mapping in Gangwon-do, South Korea, using logistic regression and decision tree models

TL;DR: In this paper, the authors analyzed and compared landslide susceptibility using logistic regression and decision tree (DT) models by running three algorithms (CHAID, exhaustive CHAID, and QUEST).
Journal ArticleDOI

Uncertainty pattern in landslide susceptibility prediction modelling: Effects of different landslide boundaries and spatial shape expressions

TL;DR: Wang et al. as discussed by the authors used a support vector machine (SVM) and a random forest (RF) based on landslide points, circles and accurate landslide polygons to address landslide susceptibility mapping (LSM).
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