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Table 1 Frequently used symbols

From: Brain medical image diagnosis based on corners with importance-values

Symbols Meaning
I An original grayscale image
GI Normalized grayscale image
Row The number of the rows in GI
Column The number of the columns in GI
MTI Multilayer texture image
θ A corner response threshold
c A corner
(m,n) A corner that is located in the mth row and nth column
C A corner sequence
Mov(m, n) Mobility of the corner (m, n)
[ci, cj] A matched corner pair
CI An initial matched corner pair sequence
CM The final matched corner pair sequence
K The K of the KNN model