cuSIG

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

• Lifecycle functions
• Transform path functions
• Sig combine functions
• Sig functions
• Sig coef functions
• Log sig functions
• Sig kernel functions
• Branched sig 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}
}