In addition, the matrix inverse process for weighing vectors in the UO-GC-MMSE algorithm is simplified by Sherman-Morrison-Woodbury formula, in order to largely decrease the computational complexity.

• 并且当系统没有功率控制的情况下，面向用户的逐级删除检测算法相对于传统的ZF和MMSE检测算法具有更加明显的性能优势。