Fig. 3From: Non-destructive pre-symptomatic detection of gray mold infection in kiwifruit using hyperspectral data and chemometricsThe spectra curves of raw (a) and preprocessed reflectance of kiwifruit samples using MWS (b), MSC (c), SNV (d), Savitzky–Golay 1st derivative (e), and Savitzky–Golay 2nd derivative (f) methodsBack to article page