Z-only measurements classify small IQP, Clifford, and Clifford+T circuits with up to 0.91 accuracy and outperform classical shadows, but all four strategies drop to chance level above 12 qubits with quadratic shots.
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Polynomial Resource Classification of Quantum Circuit Familes via Classical Shadows
Z-only measurements classify small IQP, Clifford, and Clifford+T circuits with up to 0.91 accuracy and outperform classical shadows, but all four strategies drop to chance level above 12 qubits with quadratic shots.