These conference welcome papers that use imprecise probabilities:

2019 IEEE Symposium Series on Computational Intelligence

SSCI'2019, Doha, Qatar, December 6-9, 2019.

The 2020 International IEEE Conference on Systems, Man, and

Cybernetics IEEE SMC'2020, Toronto, Canada, October 11-14, 2020.

The 2021 International IEEE Conference on Systems, Man, and

Cybernetics IEEE SMC'2021, Melbourne, Australia, October 21-24, 2021.