Summarization model based on pegasus, finetuned on samsum dataset
source code: https://colab.research.google.com/drive/1FxdOV1fiHY3JC6dFw5T-NED1J8dKKHSO#scrollTo=pgdQ2up7vJoU
metrics on samsum dataset:
- rouge1: 0.436239
- rouge2: 0.209266
- rougeL: 0.34446
- rougeLsum: 0.344428