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. 2020 Oct 27;20(21):6110. doi: 10.3390/s20216110

Table 1.

Overview of 27 extracted geometric and morphological (G-M) features.

Sr. No. Features Type
1 Convex Hull Geometric Features
2 Convexity
3 Solidity
4 Elongation
5 Compactness
6 Rectangularity
7 Orientation
8 Roundness
9 Major Axis Length
10 Minor Axis Length
11 Eccentricity
12 Circular Variance
13 Elliptic Variance
14 Ratio of Major Axis Length to Minor Axis Length
15 Bounding Box
16 Centroid
17 Convex Area
18 Filled Area
19 Convex Perimeter
20 Area Morphological Features
21 Perimeter
22 Aspect Ratio
23 Area Perimeter (AP)Ratio
24 Object Perimeter to Ellipse Perimeter (TEP) Ratio
25 TEP Difference
26 Object Perimeter to Circular Perimeter (TCP) Ratio
27 TCP Difference