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最優(yōu)策略很難精確給出,如何發(fā)展有效的、便于實現(xiàn)的算法近似給出最優(yōu)策略? 連鎖庫存管理 (Vendor Managed Inventory (VMI)) 1. 歷史背景 供應(yīng)鏈中各個成員相互信任,電子數(shù)據(jù)有效交換上級供應(yīng)商來管理下級零售商的庫存時會降低總成本并且提高服務(wù)水平?!?911”事件后,為大陸航空公司立下了汗馬功勞的OpsSolver和 CrewSolver應(yīng)急管理軟件 . Yu G., M. Arguello, M. Song, S. McCowan and A. White, “ A new Era for Crew Recovery at Continental Airlines,” Interfaces, forthing. Thengvall,B., . Bard, and G. Yu. “ Balancing User Preferences for Aircraft Recovery during Airline Irregular Operations,” IIE Transactions on Operations Engineering, 32, 181193, 2023. 實時供應(yīng)鏈控制和應(yīng)急管理 2. 研究現(xiàn)狀 ? 需求發(fā)生變化時 Qi ., Jonathan F. B., Yu G., “ Supply chain coordination with demand disruptions” , submitted to Manufacturing Service Operations Management. ? 生產(chǎn)成本或(和)庫存成本發(fā)生變化時 Yu, G., Yang, J., X. Qi, “ Operational Control for Production Recovery under Cost Disruptions,” to be submitted to Operations Research. 實時供應(yīng)鏈控制和應(yīng)急管理 3. 擬解決的問題 ? 如何設(shè)計有效的快速算法,在較短的時間內(nèi)給出“近似最優(yōu)”的可行策略? ? 在實施過程中有諸多軟因素、軟成本、軟約束,這樣就需要多個“近似最優(yōu)”可行策略。 實時決策就是在受到干擾的條件下,解決怎樣讓最優(yōu)決策盡快恢復(fù)和能夠?qū)嵤┑膯栴}。見 P. Zipkin, Supply Chain Management: Reflections, Interpretations, and Predictions, plenary speech, Global Supply Chain Management Conference, Beijing, 2023 帶有風(fēng)險度量機制的供應(yīng)鏈協(xié)作管理 特別是 , 人們發(fā)現(xiàn)了“ 牛鞭效應(yīng) ”之后,見 . Lee, , and . Information distortion in supply chains. Sloan Management Review, 38:93102, 1997. 使在信息更新環(huán)境下,供應(yīng)鏈的協(xié)作管理研究變得更為活躍。 SimchiLevi et. a