https://pypi.org/project/calibration-nn/ Recent updates to the Python Package Index for calibration-nn en https://pypi.org/project/calibration-nn/0.2.0/ Open-source Python calibration engine that uses neural networks as fast surrogates to calibrate stochastic volatility models (Heston, rough Heston, Bates, SABR, …) to implied volatility surfaces. kaloyan.m.dimitrov@gmail.com Sun, 22 Mar 2026 09:34:10 GMT