The input data in this paper consisted of sMRI image data from the ADNI dataset (https://adni.loni.usc.edu/), including 98 scans from 30 AD subjects, 100 scans from 24 EMCI subjects, 105 scans from 25 LMCI subjects, and 107 scans from 26 NC subjects, for a total of 433 scans from 105 subjects, with roughly equal numbers of AD, EMCI, LMCI, and NC data.