Avoiding routing polarization for OCS-based GPU clusters

Xinchi Han, Weihao Jiang, Yingming Mao, Yike Liu, Zhuoran Liu, Yongxi Lv, Peirui Cao, Zhuotao Liu, Ximeng Liu, Xinbing Wang, Changbo Wu, Zihan Zhu, Dongchao Wu, Jian Yang, Zhanbang Zhang, Yuansen Cheng, Shizhen Zhao