Dissipation enhances neural surrogate learnability of open quantum dynamics in spin chains at intermediate sizes via contraction, but fidelity metrics must separate genuine dynamics from steady-state trivialization.
Positive- definite parametrization of mixed quantum states with deep neural networks
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When does dissipation help neural surrogates learn open quantum dynamics?
Dissipation enhances neural surrogate learnability of open quantum dynamics in spin chains at intermediate sizes via contraction, but fidelity metrics must separate genuine dynamics from steady-state trivialization.