Multi-Class Metrics Made Simple, Part III: the Kappa Score (aka Cohen's Kappa Coefficient) | by Boaz Shmueli | Towards Data Science
PDF) Explaining the unsuitability of the kappa coefficient in the assessment and comparison of the accuracy of thematic maps obtained by image classification (2020) | Giles M. Foody | 229 Citations
Confusion Matrix and Kappa Coefficient for Three Classes a Forest/Nonforest | Download Table