In this paper, we provide a polynomial characterization of linear complementary pairs of quasi-cyclic and quasi-twisted codes of index 2. We also give several examples of linear complementary pairs of quasi-cyclic and quasi-twisted codes with optimal security parameters.

翻译：本文给出了指数为2的准循环码与准扭码的线性互补对的多项式表征。我们还提供了若干具有最优安全参数的准循环码与准扭码线性互补对的实例。