Smart Agriculture

Figure/Table detail

Agricultural Drought Monitoring in Arid Irrigated Areas Based on TVDI Combined with ICEEMDAN-ARIMA Model

WEIYuxin, LIQiao, TAOHongfei, LUChunlei, LUOXu, MAHEMUJIANGAihemaiti, JIANGYouwei

Smart Agriculture, DOI: 10.12133/j.smartag.SA202502005

组合模型	评价指标
组合模型	RMSE	MAE	R²
ICEEMDAN-ARIMA-春	0.083	0.061	0.968
ICEEMDAN-ARIMA-夏	0.076	0.061	0.965
ICEEMDAN-ARIMA-秋	0.074	0.058	0.954
ICEEMDAN-ARIMA模型均值	0.078	0.060	0.962
CEEMD-ARIMA-春	0.108	0.079	0.943
CEEMD-ARIMA-夏	0.101	0.077	0.940
CEEMD-ARIMA-秋	0.099	0.076	0.929
CEEMD-ARIMA模型均值	0.103	0.077	0.937
ARIMA-春	0.358	0.256	0.794
ARIMA-夏	0.351	0.267	0.786
ARIMA-秋	0.345	0.253	0.780
ARIMA模型均值	0.351	0.259	0.787

Table 5 Evaluation of the Prediction accuracy of the ICEEMDAN-ARIMA combined model in the Santun river irrigation area of Xinjiang

Other figure/table from this article

Table 3 Linear fitting results of TVDI/VTCI and 0－10 cm measured soil water content
Table 2 Classification standard of Mann-Kendall trend test
Fig.7 Interannual variation rate and distribution proportion of TVDI in Santun river irrigation area， Xinjiang from 2005 to 2022
Fig.8 Trend type and area proportion of drought change in Santun river irrigation area， Xinjiang， from 2005 to 2022
Table 1 Drought classification criteria based on different drought indices
Fig.6 Interannual variation of TVDI and area proportion of different drought grades in Santun river irrigation area from 2005 to 2022
Fig.10 Analysis of spring， summer and autumn forecast results of ICEEMDAN-ARIMA combined model in Santun river irrigation area， Xinjiang in 2023
Fig.2 Data preprocessing and main research workflow of agricultural drought monitoring research in arid irrigation areas based on TVDI combined with ICEEMDAN-ARIMA model
Fig.3 Sampling points of measured soil moisture content in Santun river irrigation area
Fig.4 Multi-temporal TVDI dry and wet edge fitting in Santun river irrigation area， Xinjiang， from 2005 to 2022
Fig.9 TVDI data sampling points of the ICEEMDAN-ARIMA combined model in Santun river irrigation area， Xinjiang
Fig.5 Spatial distribution of temperature vegetation drought index in Santun river irrigation area， Xinjiang， from 2005 to 2022
Table 4 Component order of ICEEMDAN-ARIMA combination model at different sampling points
Fig.1 Santun river irrigation area in Xinjiang

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