Figure 4From: Big data and deep data in scanning and electron microscopies: deriving functionality from multidimensional data setsPCA loading maps of band excitation piezoresponse force spectroscopy (BEPS) data. (a) First loading map associated with the principal components in Figure 3 of the BEPS data. (b) Second loading map associated with the principal components in Figure 3 of the BEPS data. (c) Third loading map associated with the principal components in Figure 3 of the BEPS data. (d) Fourth loading map associated with the principal components in Figure 3 of the BEPS data.Back to article page