Single-shot comparison of random quantum channels and measurements
Marcin Markiewicz, {\L}ukasz Pawela, Zbigniew Pucha{\l}a
TL;DR
This paper analyzes the efficiency of single-shot protocols for comparing two random quantum operations, providing tight bounds on success probabilities for arbitrary channels and measurements.
Contribution
It offers the first comprehensive efficiency bounds for single-shot comparison of quantum channels and measurements, applicable to arbitrary quantum operations.
Findings
Derived tight bounds for success probability
Applicable to arbitrary quantum channels and measurements
Enhances understanding of quantum operation comparison
Abstract
In this work we provide an efficiency analysis of the problem of comparison of two randomly chosen quantum operations in the single-shot regime. We provide tight bounds for the success probability of such a protocol for arbitrary quantum channels and generalized measurements.
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Taxonomy
TopicsQuantum Information and Cryptography