Table 1 The initial values for the required parameters.

From: Red-lesion extraction in retinal fundus images by directional intensity changes’ analysis

Parameter

Value

\({d}_{od}\)

180

\({th}_{Diff}\)

0.12

\({s}_{w}\)

5

\({d}_{0}\)

10

m

1152

n

1500

num

1

Tdp

0.2

TD

0.7

TL

0.4

\({r}_{d}\)

10