1

The number of features selected by sewing.

2

The number of features that are out the sewing region.

3

The number of features that are completely in the sewing region.

4

The number of features without sewing points/intervals.

5

The number of features with ambiguous sewing points/intervals.

6

The number of features with simplicity faults by sewing.

7

The number of sewed features.

8

The initial number of possible sewings from the left.

9

The initial number of possible sewings from the right.

10

The number of features that are candidates for sewing.