README.md

Paper: [Pre-trained Language Models for Keyphrase Generation: A Thorough Empirical Study](https://arxiv.org/abs/2212.10233)

```
@article{https://doi.org/10.48550/arxiv.2212.10233,
  doi = {10.48550/ARXIV.2212.10233},
  url = {https://arxiv.org/abs/2212.10233},
  author = {Wu, Di and Ahmad, Wasi Uddin and Chang, Kai-Wei},
  keywords = {Computation and Language (cs.CL), FOS: Computer and information sciences, FOS: Computer and information sciences},
  title = {Pre-trained Language Models for Keyphrase Generation: A Thorough Empirical Study},
  publisher = {arXiv},
  year = {2022}, 
  copyright = {Creative Commons Attribution 4.0 International}
}
```

Pre-training Corpus: [RealNews](https://github.com/rowanz/grover/tree/master/realnews)

Pre-training Details:
- Resume from facebook/bart-base
- Batch size: 2048
- Total steps: 250k
- Learning rate: 3e-4
- LR schedule: polynomial with 10k warmup steps
- Masking ratio: 30%, Poisson lambda = 3.5