Parameter optimal (a) n_estimators; (b) max_depth; (c) max_features. حسب Zhen Zhao (159931)

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Paeameter ranges and optimal values. حسب Zhen Zhao (159931)

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Improved random forest algorithm. حسب Zhen Zhao (159931)

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Datasets used in the study area. حسب Zhen Zhao (159931)

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Evaluation of the improved random forest model. حسب Zhen Zhao (159931)

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Histogram of error comparison between the proposed model and the Worldpop dataset. حسب Zhen Zhao (159931)

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K-means++ clustering algorithm. حسب Zhen Zhao (159931)

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Population distribution in southern Sichuan in 2020 with the 500-m grid. حسب Zhen Zhao (159931)

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(a) Relative error map of the WorldPop dataset; (b) Relative error map of the proposed model. (The base map is based on the administrative division data provided by the Sichuan Bur... حسب Zhen Zhao (159931)

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Prediction accuracy of different random forest models. حسب Zhen Zhao (159931)

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Result of different feature selection methods: (a) feature selection results based on MIC; (b) feature selection results based on RFECV; (c) feature selection results based on MDA. حسب Zhen Zhao (159931)

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Comparison of model metrics. حسب Zhen Zhao (159931)

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Overview of the Southern Sichuan Economic Zone (The base map is based on the administrative division data provided by the Sichuan Bureau of Surveying, Mapping and Geoinformation. حسب Zhen Zhao (159931)

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Comparison of predicted and actual values in different models. حسب Zhen Zhao (159931)

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Flowchart of population spatialization. حسب Zhen Zhao (159931)

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