PLEASE go to this repo to see a updated tutorial
This paper is just for storing paper data and code, the code could be hard to read and the API can be outdated, especially those related to qiskit.ignis, you may need to change qiskit.ignis.mitigation.measurement to qiskit.utils.mitigation
Orignal Data and code for paper https://arxiv.org/abs/2010.09188
Note that all files in QREM folder are from the repo https://github.com/fbm2718/QREM. I put the file here just to make sure when other people want to replicate our experiment, they use the same version of the error filters as we did.