C++ Documentation

Brief documentation for the cpSIG and cuSIG C++ libraries. We omit details of the mathematical operations, for which we refer the user to the corresponding python documentation.

• cpSIG
  • Sig length functions
  • Transform path functions
  • Sig combine functions
  • Sig functions
  • Log sig functions
  • Sig kernel functions
• cuSIG
  • Transform path functions
  • Sig kernel functions

Citation

If you found this library useful in your research, please consider citing the paper:

@article{shmelev2025pysiglib,
  title={pySigLib-Fast Signature-Based Computations on CPU and GPU},
  author={Shmelev, Daniil and Salvi, Cristopher},
  journal={arXiv preprint arXiv:2509.10613},
  year={2025}
}