Table 1.

Correlation analysis among the selected features performed in terms of Pearson correlation coefficient

Features	Maximum	Low dependence low gray level emphasis	Dependence count non-uniformity	Interquartile range
Maximum	1	−0.1489	−0.2330	−0.0365
Low dependence low gray-level emphasis	−0.1489	1	0.2994	−0.2223
Dependence count non-uniformity	−0.2330	0.2994	1	−0.2239
Interquartile range	−0.0365	−0.2223	−0.2239	1

AD, Alzheimer's dementia; FT, fronto-temporal dementia; DLB, Lewy body dementia; MCI, mild cognitive impairment.