00604nas a2200121   4500000000100000000000100001008004100002100002200043700001900065700002200084245007400106520030200180                                       d1 aMarcin Markiewicz1 aŁukasz Pawela1 aZbigniew Puchała00aDiscrimination of arbitrary unknown quantum channels and measurements3 a<p>In this work we provide an efficiency analysis of the problem of discrimination of two randomly chosen unknown 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.</p>