Fig. 2
From: Evaluation of intra-ring wood density profiles using NIRS: comparison with the X-ray method

Mean and standard deviation of R 2 calculated by 20 PLSR calibrations and as a function of the number of latent variables included
From: Evaluation of intra-ring wood density profiles using NIRS: comparison with the X-ray method
Mean and standard deviation of R 2 calculated by 20 PLSR calibrations and as a function of the number of latent variables included