OREO is a numerically optimized protocol for direct estimation of arbitrary observables in quantum harmonic oscillators via mapping to an ancillary qubit in bosonic cQED.
We execute this procedure with the oscillator initialized in the vacuum state (Fig
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Direct estimation of arbitrary observables of an oscillator
OREO is a numerically optimized protocol for direct estimation of arbitrary observables in quantum harmonic oscillators via mapping to an ancillary qubit in bosonic cQED.