Figure 1From: Feed-forward neural network assisted by discriminant analysis for the spectroscopic discriminantion of cracked spores Ganoderma lucidum: A prospective biotechnology production tool Area-normalised FTIR absorption spectra of a uncracked spores, b cracked spores and c concentrate of Ganoderma lucidum. ν1, ν2, ν3 and ν4 represent the midband frequency of the principal frequency band used to perform PCA/LDA/ANN analysis.Back to article page