Stochastic optimization forests

N Kallus, X Mao - Management Science, 2023 - pubsonline.informs.org
We study contextual stochastic optimization problems, where we leverage rich auxiliary
observations (eg, product characteristics) to improve decision making with uncertain …

A nonparametric stochastic set model: Identification, optimization, and prediction

YC Chen, D Mitrofanov - arXiv preprint arXiv:2302.04354, 2023 - arxiv.org
The identification of choice models is crucial for understanding consumer behavior,
designing marketing policies, and developing new products. The identification of parametric …

[PDF][PDF] A reciprocity between tree ensemble optimization and multilinear optimization

J Kim, JP Richard… - Optimization Online, https …, 2022 - optimization-online.org
In this paper, we establish a polynomial equivalence between tree ensemble optimization
and optimization of multilinear functions over the Cartesian product of simplices. We use this …

An integer programming approach for quick-commerce assortment planning

Y Chen, T He, Y Rong, Y Wang - arXiv preprint arXiv:2405.02553, 2024 - arxiv.org
In this paper, we explore the challenge of assortment planning in the context of quick-
commerce, a rapidly-growing business model that aims to deliver time-sensitive products. In …

Customer-driven Bundle Promotion Optimization at Scale

A Fattahi, Y Li, O Sahin - Johns Hopkins Carey Business School …, 2022 - papers.ssrn.com
Bundle promotions have become increasingly popular among online retailers due to their
potential in increasing revenue and profit. They take various forms depending on how …

On Size Substitution and Its Role in Assortment and Inventory Planning

YC Akchen, F Caro - Available at SSRN 4646030, 2023 - papers.ssrn.com
Problem definition: Empirical studies in the field of apparel retail have shown that a
considerable number of customers tend to explore adjacent sizes when their best-fit size is …

Convex Surrogate Loss Functions for Contextual Pricing with Transaction Data

M Biggs - arXiv preprint arXiv:2202.10944, 2022 - arxiv.org
We study an off-policy contextual pricing problem where the seller has access to samples of
prices that customers were previously offered, whether they purchased at that price, and …

Analytics and Decision Making in Sustainable Operations

L Thayaparan - 2024 - dspace.mit.edu
Sustainable operations has transformed in the past decade, as interest from consumers,
companies and regulators has increased. There has been a growing excitement and …

UMOTEM: Upper Bounding Method for Optimizing over Tree Ensemble Models

G Perakis, L Thayaparan - Available at SSRN 3972341, 2021 - papers.ssrn.com
Abstract Machine learning has become core to forecasting and planning. However, when
decision makers are provided with trained and more complex machine learning models …

[图书][B] Prescribing for the Irrational: A Data-Driven Approach to Modeling Irrational Choice

YC Chen - 2022 - search.proquest.com
Modeling consumer choice plays a central role in modern business operations and demand
prediction. Precedented approaches assume consumers are rational, ie, assume that …