Table 1 Features extracted from deconvoluted cytoskeletons (DCF), line segment rearrangements (LSF) and graphs (CNF).
2-Dimensional | 1-Dimensional | ||||||
|---|---|---|---|---|---|---|---|
Notation | Description | Eq. | OA | Notation | Description | Eq. | OA |
Deconvoluted cytoskeleton features (DCF) | |||||||
NA | NA | NA | NA | Skew | Skewness of intensity distribution | 1 | Bundling |
CV | Coefficient of variation of intensity distribution | 2 | Bundling | ||||
AFI | Average Fiber Intensity | 3 | Quantity | ||||
DCN | Nucleus-cytoskeleton centroid distance | 4 | Cyto-Nuc int. | ||||
\(\:{D}_{CN}^{W}\) | Weighted nucleus-cytoskeleton centroid distance | 5 | Cyto-Nuc int. | ||||
AN/AC | Nucleus-cytoskeleton area ratio | 6 | Cyto-Nuc int. | ||||
Line segment features (LSF) | |||||||
\(\:{L}_{i}^{l}\) | Line lengths | 7 | Morphology | Nl | Number of lines | - | Quantity |
\(\:{\theta\:}_{i}\) | Angle between line segments and horizontal axis | 8 | Orientation | Nl/AC | Number of lines per cell area | - | Compactness |
\(\:{D}_{i}\) | Distance between midpoint and nucleus’ centroid | 9 | Cyto-Nuc int. | RS | Highest radial score | 12 | Radiality |
\(\:{{\upalpha}}_{i}\) | Smallest angle between anchor point and midpoint | 10 | Radiality | DRS | Distance between (x* ,y*) and (xN ,yN) | 13 | Radiality |
\(\:R{S}_{x,y}\) | Radiality from the pixel (x,y) | 11 | Radiality | CVar | Circular variance | 16 | Orientation |
\(\:{\theta\:}_{i}^{c}\) | Mean angle difference between the c closest lines | 14 | Parallelism | OOP | Orientational Order Parameter | 17 | Orientation |
\(\:{l}_{i}^{c}\) | Mean distance of the c closest lines | 15 | Bundling | ||||
Cytoskeleton network features (CNF) | |||||||
\(\:{L}_{i}^{E}\) | Branch lengths | 18 | Morphology | FD | Fractal dimension | 20 | Complexity |
Ti | Tortuosity | 19 | Morphology | NE | Number of edges (branches) | - | Quantity |
(i.c),(e,e) (j,e),(j,j) | Branch connectivity type | - | Connectivity | R(i.c), R(e,e) R(j,e), R(j,j) | Ratio of each connectivity type | - | Connectivity |