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Table 4 Coefficients and significance levels for variables of the linear model mod_ls and the GAM model 

From: Mapping stem volume in fast-growing eucalypt plantations: integrating spectral, textural, and temporal remote sensing information with forest inventories and spatial models

 

Linear model mod_ls

GAM

Intercept

 − 360.4***

 − 379.8***

RAT_B1_B2

236.8***

255.5***

RAT_B2_B4

 − 177.5*

 − 204.1**

RAT_B3_B2

124.2***

141.3***

INT_0_DM

0.2246***

0.2258***

INT_0_2

0.1327*

0.117*

INT_2_MAX

 − 0.0067

 − 0.0059

  1. Significance levels:.p < 0.1, * p ≤ 0.05, ** p ≤ 0.01, *** p ≤ 0.001