Fig. 5From: Terahertz spectral imaging based quantitative determination of spatial distribution of plant leaf constituentsCorrelation analysis of THz-based method and weight-based method. The Pearson correlation coefficients of water (a) and solid matter (b) are 0.936 and 0.937 respectively; and the R2 values are 0.87 and 0.88 respectivelyBack to article page