Journal of Healthcare Engineering / 2017 / Article / Tab 2

Research Article

An Approach to Evaluate Blurriness in Retinal Images with Vitreous Opacity for Cataract Diagnosis

Table 2

Evaluation criteria.

Evaluation of gradingDefinition

Two-class classification
(noncataract/cataract)
Noncataract: grade 0
Cataract: grades 1–4
Surgery indicatorNo surgery: grades 0-1
Surgery class 1: grade 2
Surgery class 2: grade 3
Surgery class 3: grade 4
Four-grade grading [13, 36]Noncataract: grade 0
Mild cataract: grade 1
Moderate cataract: grade 2
Severe cataract: grades 3-4
Five-grade grading of
blurriness [10]
Grades 0, 1, 2, 3, and 4
(refer to Figure 1)

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