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Fig. 1 | Plant Methods

Fig. 1

From: Improved classification accuracy of powdery mildew infection levels of wine grapes by spatial-spectral analysis of hyperspectral images

Fig. 1

Overview of the measurement set-up and the experimental design. The measurement set-up consists of two hyperspectral line scanning cameras for VNIR (a) and SWIR (b) wavelength range, artificial broadband illumination (c), and translation stage with stepper motor (d). Hyperspectral images of PTFE reference plate (e) and 30 bunches (f), visually assigned to three categories (visually healthy, infected and severely diseased, blue shading represents powdery mildew), were recorded in laboratory conditions. Berries of two bunches were detached to be used as reference data for classifier training

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