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Fig. 7

image

Example of the application of clustering, using the criterion of Fonti & Marzo (2010), on the 782 478 spectra of the Ls = 180° ± 5°, MY24, dataset, after the first two steps of the preprocessing: the two spectra represent the average of the spectra contained in each cluster. Inset: enlargement of the spectral range between 12001400 cm-1.

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