相关实验视频
Updated: Jan 13, 2026

14:23
Design and Optimization Strategies of a High-Performance Vented Box
Published on: June 9, 2023
1.5K
考虑直播销售的全道定价和库存策略:数据驱动的分布强大的优化方法
Yuxia Mou1, Hao Zhou1, Xiaopeng Yang1
1School of Economics and Management, Weifang University, Weifang, China.
PloS one
|January 7, 2026
概括
现场直播销售 (LSS) 策略必须在全道零售业不确定的需求中仔细平衡定价和库存. 一个新的数据驱动模型优化了这些操作,表明LSS并不总是有利可图,并且可以创建通道自由行.
科学领域:
- 运营研究 运营研究
- 供应链管理 供应链管理
- 电子商务分析 电子商务分析
背景情况:
- 现场直播销售 (LSS) 是全道零售业日益增长的趋势,对需求预测和库存管理提出了挑战.
- 零售商在制定强大的定价和库存策略方面面临困难,这些策略要考虑到LSS特征和不确定的需求.
- 客户对定价和交货时间的敏感性对全道运营产生了重大影响,特别是随着LSS的引入.
研究的目的:
- 开发一个联合优化模型,用于订单,补充,订单履行和价格在一个全道零售环境LSS.
- 将客户对价格和交货时间的敏感性以及LSS在其他道上的自由骑行效应纳入其中.
- 通过使用强大的优化技术和机会限制来解决需求不确定性的服务水平保证.
主要方法:
- 制定服务水平要求作为共同的机会限制.
- 使用最坏情况的平均量子偏差 (WMQD) 来衡量风险.
- 使用瓦瑟斯坦度量来构建数据驱动的模两可的集合.
- 开发一个数据驱动的分布性稳健的联合机会受限编程 (DRJCCP) 模型.
- 双重理论的应用,有条件风险值 (CVaR) 近似,以及模型可处理性的线性化.
主要成果:
- 基于WMQD提出的DRJCCP模型在管理不确定性方面表现出优异的样本外表现.
- 与传统方法相比,该模型有效地确保了更强大的服务水平.
- 数字实验证实了开发的优化模型的效率和实用性.
- 敏感性分析显示,LSS的引入并不普遍有利可图,而增加LSS的努力可能会加剧没有保证利增长的自由骑行.
结论:
- 开发的DRJCCP模型为优化涉及直播销售的全道零售策略提供了一个强大的框架.
- 在全面实施之前,零售商必须仔细评估LSS的利能力及其对道动态的影响.
- 有效地管理不确定性和服务水平对于成功的LSS全道运营至关重要.
相关概念视频
Application of Differentiation to Business
5
Calculus offers essential techniques for businesses seeking to optimize pricing strategies and revenue. In this case, a bakery wants to determine the ideal price and daily sales volume to maximize revenue. By modeling how changes in price affect demand and revenue, the bakery can apply calculus to make data-driven decisions.The demand function relates the price per cupcake to the number of cupcakes sold and captures how lower prices increase sales. Based on market data, the demand function can...
5
Model Approaches for Pharmacokinetic Data: Distributed Parameter Models
238
Pharmacokinetic models are mathematical constructs that represent and predict the time course of drug concentrations in the body, providing meaningful pharmacokinetic parameters. These models are categorized into compartment, physiological, and distributed parameter models.
The distributed parameter models are specifically designed to account for variations and differences in some drug classes. This model is particularly useful for assessing regional concentrations of anticancer or...
The distributed parameter models are specifically designed to account for variations and differences in some drug classes. This model is particularly useful for assessing regional concentrations of anticancer or...
238
Distribution Reliability and Automation
489
Distribution reliability in electrical power systems is critical for ensuring an uninterrupted power supply to consumers at minimal cost. According to IEEE Standard Terms, reliability is the probability that a device will function without failure over a specified time period or amount of usage. For electric power distribution, this translates to maintaining continuous power supply and addressing customer concerns over power outages. Several indices, as defined by IEEE Standard 1366-2012, are...
489
Model-Independent Approaches for Pharmacokinetic Data: Noncompartmental Analysis
314
Noncompartmental analyses offer an alternative method for describing drug pharmacokinetics without relying on a specific compartmental model. In this approach, the drug's pharmacokinetics are assumed to be linear, with the terminal phase log-linear. This assumption allows for simplified analysis and interpretation of the drug's behavior in the body.
One important characteristic of noncompartmental analyses is that drug exposure increases proportionally with increasing doses. This...
One important characteristic of noncompartmental analyses is that drug exposure increases proportionally with increasing doses. This...
314
Model Approaches for Pharmacokinetic Data: Compartment Models
519
Compartmental analysis is a widely adopted approach to characterizing drug pharmacokinetics. It uses compartment models that conceptualize the body as a collection of reversibly communicating compartments, each representing a group of tissues exhibiting similar drug distribution characteristics. The movement rate of the drug between these compartments is typically described by first-order kinetics.
Two primary types of compartment models are recognized: mammillary and catenary. The more...
Two primary types of compartment models are recognized: mammillary and catenary. The more...
519
Volume of Distribution
1.1K
The apparent volume of distribution (Vd) is a crucial pharmacokinetic parameter representing the hypothetical body fluid volume into which a drug disperses. It is calculated based on the total amount of drug in the body (estimated from the administered dose and bioavailability) divided by the plasma drug concentration. The total amount of drug in the body does not directly refer to the dose given but is derived by accounting for absorption, distribution, metabolism, and excretion processes.
1.1K
