Quantum measurements

Analytic Qubit Separation between POVMs and Projective Measurements
Generalized measurements can be implemented projectively after enlarging the Hilbert space, but this dilation changes the available …
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Analytic Qubit Separation between POVMs and Projective Measurements
Power of Quantum Measurement in Simulating Unphysical Operations
The manipulation of quantum states through linear maps beyond quantum operations has many important applications in various areas of …
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Power of Quantum Measurement in Simulating Unphysical Operations
Limitations of Classically Simulable Measurements for Quantum State Discrimination
In the realm of fault-tolerant quantum computing, stabilizer operations play a pivotal role, characterized by their remarkable …
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Limitations of Classically Simulable Measurements for Quantum State Discrimination
Measurement Error Mitigation via Truncated Neumann Series
Measurements on near-term quantum processors are inevitably subject to hardware imperfections that lead to readout errors. Mitigation …
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Indistinguishability of bipartite states by positive-partial-transpose operations in the many-copy scenario
A bipartite subspace $S$ is called strongly positive-partial-transpose-unextendible (PPT-unextendible) if for every positive integer …
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