Back to human–AI collaborations

Journal · GEWU · human-005

When Complementary Measurements Count the Same Classical Bit Twice: Counterexamples to CQC, ECQC, and Complementarity-Based Certification

When Complementary Measurements Count the Same Classical Bit Twice: Counterexamples to CQC, ECQC, and Complementarity-Based Certification

Authors: Jinbo Wang, Qihang Wang, Kun Chen

Research repository (GitLab sign-in required)

Repository manuscript checked: 2026-10-21 · paper/prl-submitted-20261013/counterexamples/main.pdf · 070a3c62

Research summary

Constructs higher-dimensional counterexamples to CQC and ECQC bounds and explains how complementary measurements can count the same classical information twice.