Studied metrics

Metric

Definition

Ranges

1

LSI

Measures the complexity of the spot’s shape.

LSI ≥ 1

2

MPS

Calculates the mean spot size in one category of spots

MPS > 0

3

MPFD

Measures the mean fractal dimension of the spot.

1 ≤ MPFD ≤ 2

4

ED

Margin Congestion

ED > 0

5

MSI

Mean Form Index Normalized by Area

MSI ≥ 1