Yuwei Wang Yuan Gao 0019 Yuanqiao Zhang Haijun Geng Haotian Chi Accountable federated learning against local poisoning attacks. 114828 2025 331 Knowl. Based Syst. https://doi.org/10.1016/j.knosys.2025.114828 db/journals/kbs/kbs331.html#WangGZGC25 streams/journals/kbs