Implementation of the article:

Bag of textual graphs (BoTG): A general graph‐based text representation model
https://doi.org/10.1002/asi.24167

@article{dourado2019bag,
  title={Bag of textual graphs (BoTG): A general graph-based text representation model},
  author={Dourado, {\'I}caro Cavalcante and Galante, Renata and Gon{\c{c}}alves, Marcos Andr{\'e} and Torres, Ricardo Silva},<br>
  journal={Journal of the Association for Information Science and Technology},
  volume={70},
  number={8},
  pages={817--829},
  year={2019},
  publisher={Wiley Online Library}
}

The source code uses Java 8+ and Maven. Check botg.sh for instructions.