Pending...
I briefly worked on (discrete-time) Schrodinger Bridges after learning about them from a talk at UAI by Matteo Pariset.
Michele Pavon has a lot of nice work on this subject including this paper: https://arxiv.org/abs/0811.0933, https://arxiv.org/abs/1412.4430.
🚧🚧 Work In Progress 🚧🚧
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