Haiyue Kang

I had the same issue. This is the error message I got when trying to create a model: File c:\Users\k0426\anaconda3\envs\working_env_new\Lib\site-packages\pygsti\models\modelconstruction.py:1847, in create_cloud_crosstalk_model(processor_spec, custom_gates, depolarization_strengths, stochastic_error_probs, lindblad_error_coeffs, depolarization_parameterization, stochastic_parameterization, lindblad_parameterization, evotype,...

Hi @sserita , thank you for your reply, especially for providing the paper that gives a lot of insight. From that paper, it seems that the asymmetric noise in the...

> The preparation basis is somewhat described in the Standard Quantum Process Tomography section of [this review](https://arxiv.org/abs/quant-ph/0702131) by Mohsenl et al 2007. Thank you Will for providing this information. This...