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. Author manuscript; available in PMC: 2015 Dec 23.
Published in final edited form as: Inf Process Med Imaging. 2015 Jun 23;9123:758–769. doi: 10.1007/978-3-319-19992-4_60

Fig. 4.

Fig. 4

Performance of SWPCR Regression for ADNI 1 Pet Data. Panels (a)–(c) shows the boxplots of error difference between SWPCR and PCA (WPCA and SPCA). Panel (d) compares SWPCR regression with several other regression methods, including PR, SIS, SVR and SPLS.