📌 Summary in English: This sentiment analysis model is based on the BETO, a Spanish variant of BERT.

Cañete, J., Chaperon, G., Fuentes, R., Pérez, J., & Bustos, B. (2020). Spanish Pre-Trained BERT Model and Evaluation Data. Recuperado de https://arxiv.org/abs/2308.02976

SEPLN TASS (2012). Workshop on Semantic Analysis at SEPLN

The license CC BY 4.0 best describes our intentions for our work. However we are not sure that all the datasets used to train BETO have licenses compatible with CC BY 4.0 (specially for commercial use). Please use at your own discretion and verify that the licenses of the original text resources match your needs.