Optic Disc and Optic Cup Segmentation Methodologies for Glaucoma Image Detection: A Survey

Table 4

Categorization optic disc with optic cup segmentation methods.

Authors	Year	Image processing technique	OD/OC	Performance metrics	Datasets	Number of images
Wong et al. [58]	2008	Variational level-set approach	OD/OC	CDR	SERI	104
Wong et al. [59]	2009	Vessel kinking	OD/OC	CDR	SERI	27
Narasimhan and Vijayarekha [60]	2011	-mean clustering	OD/OC	CDR-ISNT ratio	AEH	36
Ho et al. [61]	2011	Inpainting and active contour model	OD/OC	CDR-ISNT ratio	CMUH	N/A
Mishra et al. [62]	2011	Active contour method	OD/OC	CDR	ODO, UK	25
Yin et al. [63]	2012	Model-based segmentation	OD/OC	DM, RAD	ORIGA	650
Narasimhan et al. [64]	2012	-means and openCV code	OD/OC	CDR-ISNT ratio	AEH	50
Cheng et al. [6]	2013	Superpixel classification	OD/OC	CDR	ORIGA + SCES	2326
Annu and Justin [42]	2013	Wavelet energy features	OD/OC	SN – SP – Acc – PPA	N/A	20
Chandrika and Nirmala [65]	2013	-means clustering and; Gabor wavelet transform	OD/OC	CDR	N/A	N/A
Damon et al. [66]	2012	Vessel kinking	OC	Overlap error	SERI	67
Ingle and Mishra [55]	2013	Gradient method	OC	N/A	N/A	N/A