Hybrid quantum sampling with USCI ansatz and transformer network reaches chemical accuracy for 40-qubit [2Fe-2S] and 12 mHartree agreement with DMRG for nitrogenase P-cluster.
The important distinction is that the noisy measurement histogram is not itself the final energy estimator
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Transformer refined quantum sampling for strongly correlated electronic structure
Hybrid quantum sampling with USCI ansatz and transformer network reaches chemical accuracy for 40-qubit [2Fe-2S] and 12 mHartree agreement with DMRG for nitrogenase P-cluster.