Figure 3
PLS-DA models for all cocoa fermentation samples and the proposed metabolic phases. ALL DAYS: (A) MF by LC–MS( +): R2(cum): 0.838, Q2 (cum): 0.137, cv-anova: 0.995; (B) MF by LC–MS(-): R2(cum): 0.696, Q2 (cum): 0.083, cv-anova: 0.993; (C) MF by GC–MS: R2(cum): 0.442, Q2 (cum): 0.084, cv-anova: 0.951. PHASES: (D) MF by LC–MS( +): R2(cum): 0.907, Q2 (cum): 0.899, cv-anova: 6.296e−07; (E) MF by LC–MS(-): R2(cum): 0.903, Q2 (cum): 0.804, cv-anova: 0.00053; (F) MF by GC–MS: R2(cum): 0.415, Q2 (cum): 0.45, cv-anova: 0.0188.
