VarSI covariance-informed non-overlapping Pauli groupings reduce measurement counts ~38% over SI and improve ICS by mean 9–15% (max ~70%) across 130 molecular Hamiltonians.
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Reducing quantum measurements in qubit-based overlapping grouping methods for quantum energy estimation through better initializations
VarSI covariance-informed non-overlapping Pauli groupings reduce measurement counts ~38% over SI and improve ICS by mean 9–15% (max ~70%) across 130 molecular Hamiltonians.