Fig. 3From: High-throughput analysis of chemical components and theoretical ethanol yield of dedicated bioenergy sorghum using dual-optimized partial least squares calibration modelsDescription and qualitative classification of 147 bioenergy sorghum samples. a Original spectra of 147 bioenergy sorghum samples, b 3D plot of the principal component analysis scores of 147 bioenergy sorghum samples, c the correct classification rate and variance obtained by linear discriminant analysis, d Mahalanobis distance of 147 bioenergy sorghum samples (principal components = 20)Back to article page