Semi-device-independent self-testing of unsharp measurements
Nikolai Miklin, Jakub J. Borkała, Marcin Pawłowski
Abstract
This work studies unsharp quantum measurements as a resource in scenarios where one faces the trade-off between information gain and disturbance. The authors introduce a prepare-transform-measure scenario in which unsharp measurements outperform their sharp counterparts, as well as any stochastic strategy involving dichotomic projective measurements.
Topics & Concepts
Unsharp maskingComputer scienceArtificial intelligenceComputer visionMathematicsRemote sensingAlgorithmWork (physics)Data miningResource (disambiguation)Image processingField (mathematics)Quantum Information and CryptographyQuantum Mechanics and ApplicationsQuantum Computing Algorithms and Architecture