If TS > 0, the time-series NDVI data show an increasing trend, and vice versa. 2.3.2 Sustainability of vegetation trends in the future The Hurst exponent, based on the rescaled range (R/S) analysis, is an effective method to reveal the future development trend of time-series data relative to the historical observations.
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Characterization and attribution of vegetation dynamics in the ecologically fragile South China Karst: Evidence from three decadal Landsat observations.
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