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Spatial and visual connectivity are important metrics when developing workplace layouts. Calculating those metrics in real-time can be difficult, depending on the size of the floor plan being analysed and the resolution of the analyses.…

机器学习 · 计算机科学 2020-01-01 Sherif Tarabishy , Stamatios Psarras , Marcin Kosicki , Martha Tsigkari

Algorithmic pricing is the computational problem that sellers (e.g., in supermarkets) face when trying to set prices for their items to maximize their profit in the presence of a known demand. Guruswami et al. (2005) propose this problem…

计算机科学与博弈论 · 计算机科学 2008-08-13 Shuchi Chawla , Jason Hartline , Robert Kleinberg

Deep learning applies hierarchical layers of hidden variables to construct nonlinear high dimensional predictors. Our goal is to develop and train deep learning architectures for spatio-temporal modeling. Training a deep architecture is…

机器学习 · 统计学 2018-05-08 Matthew F. Dixon , Nicholas G. Polson , Vadim O. Sokolov

Inspired by online ad allocation, we study online stochastic packing linear programs from theoretical and practical standpoints. We first present a near-optimal online algorithm for a general class of packing linear programs which model…

数据结构与算法 · 计算机科学 2010-02-17 Jon Feldman , Monika Henzinger , Nitish Korula , Vahab S. Mirrokni , Cliff Stein

Demand forecasting in the online fashion industry is particularly amendable to global, data-driven forecasting models because of the industry's set of particular challenges. These include the volume of data, the irregularity, the high…

The assortment planning problem is a central piece in the revenue management strategy of any company in the retail industry. In this paper, we study a robust assortment optimization problem for substitutable products under a sequential…

最优化与控制 · 数学 2020-09-01 Saharnaz Mehrani , Jorge A. Sefair

The article describes the use of deep Q-learning models in the problems of sales time series analytics. In contrast to supervised machine learning which is a kind of passive learning using historical data, Q-learning is a kind of active…

机器学习 · 计算机科学 2022-01-07 Bohdan M. Pavlyshenko

We present an online stochastic model predictive control framework for demand charge management for a grid-connected consumer with attached electrical energy storage. The consumer we consider must satisfy an inflexible but stochastic…

系统与控制 · 电气工程与系统科学 2020-07-07 Benjamin Flamm , Guillermo Ramos , Annika Eichler , John Lygeros

We look at price formation in a retail setting, that is, companies set prices, and consumers either accept prices or go someplace else. In contrast to most other models in this context, we use a two-dimensional spatial structure for…

适应与自组织系统 · 物理学 2009-10-31 Kai Nagel , Martin Shubik , Maya Paczuski , Per Bak

Stochastic optimization is one of the central problems in Machine Learning and Theoretical Computer Science. In the standard model, the algorithm is given a fixed distribution known in advance. In practice though, one may acquire at a cost…

数据结构与算法 · 计算机科学 2023-06-07 Mingchen Ma , Christos Tzamos

This paper proposes a novel method for demand forecasting in a pricing context. Here, modeling the causal relationship between price as an input variable to demand is crucial because retailers aim to set prices in a (profit) optimal manner…

The evolution of the retail business presents new challenges and raises pivotal questions on how to reinvent stores and supply chains to meet the growing demand of the online channel. One of the recent measures adopted by omnichannel…

机器学习 · 计算机科学 2023-01-06 Fábio Neves-Moreira , Pedro Amorim

Transaction data obtained by Personal Financial Management (PFM) services from financial institutes such as banks and credit card companies contain a description string from which the merchant, and an encoded store identifier may be parsed.…

应用统计 · 统计学 2018-11-06 Yehezkel S. Resheff , Moni Shahar

We consider the problem of designing an expected-revenue maximizing mechanism for allocating multiple non-perishable goods of $k$ varieties to flexible consumers over $T$ time steps. In our model, a random number of goods of each variety…

计算机科学与博弈论 · 计算机科学 2020-07-08 Shiva Navabi , Ashutosh Nayyar

Learning a reward function from human preferences is challenging as it typically requires having a high-fidelity simulator or using expensive and potentially unsafe actual physical rollouts in the environment. However, in many tasks the…

机器学习 · 计算机科学 2023-01-05 Daniel Shin , Anca D. Dragan , Daniel S. Brown

Stochastic choice-based discrete planning is a broad class of decision-making problems characterized by a sequential decision-making process involving a planner and a group of customers. The firm or planner first decides a subset of options…

最优化与控制 · 数学 2024-09-20 Jiajie Zhang , Yun Hui Lin , Gerardo Berbeglia

A Robotic Mobile Fulfillment System is a robotised parts-to-picker system that is particularly well-suited for e-commerce warehousing. One distinguishing feature of this type of warehouse is its high storage modularity. Numerous robots are…

机器人学 · 计算机科学 2021-06-07 Adrien Rimélé , Philippe Grangier , Michel Gamache , Michel Gendreau , Louis-Martin Rousseau

Stochastic service systems describe situations in which customers compete for service from scarce resources. Think of check-in lines at airports, waiting rooms in hospitals or queues in supermarkets, where the scarce resource is human…

概率论 · 数学 2017-06-30 Britt W. J. Mathijsen

Inventory management in warehouses directly affects profits made by manufacturers. Particularly, large manufacturers produce a very large variety of products that are handled by a significantly large number of retailers. In such a case, the…

人工智能 · 计算机科学 2022-04-29 Soh Kumabe , Shinya Shiroshita , Takanori Hayashi , Shirou Maruyama

Probabilistic forecasting, i.e. estimating the probability distribution of a time series' future given its past, is a key enabler for optimizing business processes. In retail businesses, for example, forecasting demand is crucial for having…

人工智能 · 计算机科学 2019-02-25 David Salinas , Valentin Flunkert , Jan Gasthaus