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Heritage Science
Fig. 3 | Heritage Science

Fig. 3

From: Jackson Pollock’s Number 1A, 1948: a non-invasive study using macro-x-ray fluorescence mapping (MA-XRF) and multivariate curve resolution-alternating least squares (MCR-ALS) analysis

Fig. 3

Distribution maps of the twelve components (11 paints and canvas) extracted for area (2). The variance explained by each individual component is included with the maps (it is a slightly distorted measure of their abundance as the data was Poisson scaled and XRF sensitivity increases with Z)

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