|
| | Cellular-level based features | Tissue-level based features |
| | Cytology | FISH | Electromagnetic spectra | Cervicography | Colposcopy | HSDI image |
|
| Size | (i) Area of Cell [72],
(ii) Area of Nucleus [72, 73, 75]
(iii) Area of Cytoplasm [75]. | (i) Area for each coloured spot [60, 76, 77].
(ii) Radius of each coloured spot [60], | Shift of peak frequency [24] | Perimeter of anatomical features [63, 79] | Perimeter of anatomical features [80] | Perimeter of acetowhite [27] |
|
| Shape | (i) Circularity of cytoplasm [75]
(ii) Circularity of nucleus [24, 75] | Circularity of each coloured spot [60, 77]. | | (i) Circularity of cervix [66]
(ii) Circularity or elliptical shape of Os region [66] | | |
|
| Ratio | (i) Percentage of cell coverage [72]
(ii) Ratio of nucleus to cytoplasm size [72, 75]
(iii) Percentage of empty cells [72]. | | (i) Ratio of peak intensities [24, 78]
(ii) Ratio of area
under peaks [78] | | | |
|
| Topology | (i) Distribution of cell [72]
(ii) Distribution of nucleus [72],
| (i) Distances between the same color spots [60, 77].
(ii) Distance between the centers of the two spots [60, 77].
(iii) Center of gravity for each coloured spot [60],
(iv) Number of red and green spots [60, 76, 77]. | | | | |
|
| Texture | (i) Multinucleus cells [72],
(ii) Halos in cells [72]. | | | Acetowhite region [86–88], | Acetowhite region [61, 71, 89–91] | |
|
| Color intensity | (i) Cell [72, 83]
(ii) Nucleus [73]
(iii) Cytoplasm [73] | Intensity of each coloured spot [60]. | | Anatomical features
[86, 93, 94] | Anatomical features [61, 67, 91, 95–97]. | |
|
