arXiv:2511.06479stat.MLcs.LG2025-11

用贝叶斯学习优化库存,提升汽车供应链抗风险能力

Bridging Theory and Practice: A Stochastic Learning-Optimization Model for Resilient Automotive Supply Chains

  • 结合贝叶斯推断与随机优化,动态更新参数实现自适应库存管理
  • 在稳定环境降本7.4%,供应中断时降本5.7%,但突发需求冲击下效果受限
  • 为车企提供可落地的AI+优化框架,适合关注供应链韧性的从业者

供应链中断和需求波动对依赖准时制(JIT)生产的英国汽车工业构成重大挑战。尽管定性研究指出人工智能(AI)与传统优化融合具有潜力,但缺乏定量验证。本文提出一种新型随机学习-优化框架,将贝叶斯推断与库存优化结合,用于供应链管理(SCM)。我们构建了受随机需求与供应中断影响的两层库存系统,对比传统静态优化策略与基于贝叶斯学习持续更新参数的自适应策略。在365个周期内、三种运营场景下的模拟表明,集成方法在稳定环境下降低7.4%成本,在供应中断时提升5.7%效率;然而在突发需求冲击下因贝叶斯更新固有的保守性而表现有限。该研究为实践者观察提供了数学验证,建立了理解AI驱动供应链韧性的正式框架,并明确了成功实施的关键边界条件。

原文摘要 · Abstract (English)

Supply chain disruptions and volatile demand pose significant challenges to the UK automotive industry, which relies heavily on Just-In-Time (JIT) manufacturing. While qualitative studies highlight the potential of integrating Artificial Intelligence (AI) with traditional optimization, a formal, quantitative demonstration of this synergy is lacking. This paper introduces a novel stochastic learning-optimization framework that integrates Bayesian inference with inventory optimization for supply chain management (SCM). We model a two-echelon inventory system subject to stochastic demand and supply disruptions, comparing a traditional static optimization policy against an adaptive policy where Bayesian learning continuously updates parameter estimates to inform stochastic optimization. Our simulations over 365 periods across three operational scenarios demonstrate that the integrated approach achieves 7.4\% cost reduction in stable environments and 5.7\% improvement during supply disruptions, while revealing important limitations during sudden demand shocks due to the inherent conservatism of Bayesian updating. This work provides mathematical validation for practitioner observations and establishes a formal framework for understanding AI-driven supply chain resilience, while identifying critical boundary conditions for successful implementation.

供应链优化贝叶斯学习韧性供应链

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