Shun Wu Di Wu Wangtao Sun Ziyang Huang 0005 Xiaowei Yuan Kun Luo Xueyou Zhang Shizhu He Jun Zhao 0001 Kang Liu 0001 KMatrix-2: A Comprehensive Heterogeneous Knowledge Collaborative Enhancement Toolkit for Large Language Model. 591-601 2025 EMNLP (System Demonstrations) https://doi.org/10.18653/v1/2025.emnlp-demos.42 conf/emnlp/2025d db/conf/emnlp/emnlp2025d.html#WuWS0YLZH0025