This is a library that allows to train a machine-learning model able to regress gravitational-wave waveform from a set of examples as described in [1]. It is adapted to spin-aligned black hole binaries.

[1] C. Cano, É. Chassande-Mottin and N. L. Bihan, "Fast and Accurate Gravitational-Wave Modelling with Principal Component Regression," 2022 30th European Signal Processing Conference (EUSIPCO), Belgrade, Serbia, 2022, pp. 1531-1535, doi: 10.23919/EUSIPCO55093.2022.9909752.