Live example here: https://www.damianoperri.it/public/confusionMatrix/index.html
If you found this page useful and appreciate the project I have developed, I kindly ask that you reference the work for which this tool was created in your next publication:
Perri, D.; Simonetti, M.; Gervasi, O. Synthetic Data Generation to Speed-Up the Object Recognition Pipeline. Electronics 2022, 11, 2. https://doi.org/10.3390/electronics11010002
This page allows you to create confusion matrices and obtain a usable image in papers.
The resulting images are of high resolution and high quality.
The page also generates a second table with some statistical analysis