Manuscript Oai283-A@1 · Oai283-A.tex · section · 6fb75895
What Bell tests can establish
Operational certification of the logical channel › What Bell tests can establish · lines 1092–1100
This does not say Bell data are useless. Exact normalized Choi equality determines a channel, and quantitative conversion with the correct dimension factor is valid. It says that an unadjusted average or Bell criterion is not the worst-case statement. This is the reference-preserving recovery distinction relevant to Em03-E CheungEm03E.