Bin Liu Jiaqi Han Zhenyu Zhang Shijun Li Haixi Zhang Yijie Chen Keqin Li CEREM: A segment-wise attention network for chinese highly aggregated semantic extraction. 104617 2026 63 Inf. Process. Manag. 4 https://doi.org/10.1016/j.ipm.2026.104617 db/journals/ipm/ipm63.html#LiuHZLZCL26 streams/journals/ipm