Multi-task Hierarchical Classification for Disk Failure Prediction in Online Service Systems. - Yudong Liu; Hailan Yang; Pu Zhao 004; Minghua Ma; Chengwu Wen; Hongyu Zhang 002; Chuan Luo 002; Qingwei Lin; Chang Yi; Jiaojian Wang; Chenjian Zhang; Paul Wang; et al. (KDD, 2022)