Classification of Diabetic Retinopathy from Fluorescein Angiograms

The Measurement of Observer Agreement for Categorical Data

J. Richard Landis, Gary G. Koch · Biometrics · 1977 · 78.9K citations · Full text

Public Health, Biostatistics, Categorical Data Analysis +12

A Coefficient of Agreement for Nominal Scales

Jacob Cohen · Educational and Psychological Measurement · 1960 · 41.3K citations

Education, Educational Assessment, Educational Measurement +8

Weighted kappa: Nominal scale agreement provision for scaled disagreement or partial credit.

Jacob Cohen · Psychological Bulletin · 1968 · 8.5K citations

Education, Educational Measurement, Psychology +11

Grading Diabetic Retinopathy from Stereoscopic Color Fundus Photographs—An Extension of the Modified Airlie House Classification

Ophthalmology · 1991 · 2K citations

Medicine, Ophthalmology, Vision Science +15

Variability of the real dimensions of normal human optic discs

Jost B. Jonas, Gabriele C. Gusek, I. Guggenmoos-Holzmann et al. · Graefe s Archive for Clinical and Experimental Ophthalmology · 1988 · 94 citations

Medicine, Ophthalmology, Vision Science +14