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Table 2 Summary of the 172 variables in each plot extracted from VI and plant height maps

From: Principal variable selection to explain grain yield variation in winter wheat from features extracted from UAV imagery

UAV derived map

Number of variables

Pixel statistics

Dynamic growth rate

Plant height

7 features × 7 dates = 49*

6

NDVI

7 features × 5 dates = 35**

4

NDRE

7 features × 5 dates = 35**

4

GNDVI

7 features × 5 dates = 35**

4

Total number of variables

172

  1. * Median, 95th percentile, standard deviation, contrast, correlation, energy, and homogeneity
  2. ** Median, mode, standard deviation, contrast, correlation, energy, and homogeneity
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Plant Methods

ISSN: 1746-4811