Skip to main content
. 2019 Apr 29;19(9):2019. doi: 10.3390/s19092019

Figure 4.

Figure 4

Measured vs. predicted plot of the PLS regression model for chemical oxygen demand (COD) based on three latent variables. Parameters of calibration/validation: slope 0.90/0.85; offset 5.0/7.4; RMSE 7.1/9.1; R2 0.90/0.85.