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We consider the following two deterministic inventory optimization problems over a finite planning horizon $T$ with non-stationary demands. (a) Submodular Joint Replenishment Problem: This involves multiple item types and a single retailer…

数据结构与算法 · 计算机科学 2015-04-27 Viswanath Nagarajan , Cong Shi

Model-free deep-reinforcement-based learning algorithms have been applied to a range of COPs~\cite{bello2016neural}~\cite{kool2018attention}~\cite{nazari2018reinforcement}. However, these approaches suffer from two key challenges when…

机器学习 · 计算机科学 2022-06-01 Nasrin Sultana , Jeffrey Chan , Tabinda Sarwar , A. K. Qin

We consider an intermediary's problem of dynamically matching demand and supply of heterogeneous types in a periodic-review fashion. More specifically, there are two disjoint sets of demand and supply types, and a reward associated with…

最优化与控制 · 数学 2018-11-20 Ming Hu , Yun Zhou

Many machine learning tasks, such as learning with invariance and policy evaluation in reinforcement learning, can be characterized as problems of learning from conditional distributions. In such problems, each sample $x$ itself is…

机器学习 · 计算机科学 2017-01-03 Bo Dai , Niao He , Yunpeng Pan , Byron Boots , Le Song

We argue that inventory management presents unique opportunities for the reliable application of deep reinforcement learning (DRL). To enable this, we emphasize and test two complementary techniques. The first is Hindsight Differentiable…

机器学习 · 计算机科学 2025-09-12 Matias Alvo , Daniel Russo , Yash Kanoria , Minuk Lee

Learning-based navigation systems are widely used in autonomous applications, such as robotics, unmanned vehicles and drones. Specialized hardware accelerators have been proposed for high-performance and energy-efficiency for such…

机器人学 · 计算机科学 2021-11-10 Zishen Wan , Aqeel Anwar , Yu-Shun Hsiao , Tianyu Jia , Vijay Janapa Reddi , Arijit Raychowdhury

One of the major issues with the integration of renewable energy sources into the power grid is the increased uncertainty and variability that they bring. If this uncertainty is not sufficiently addressed, it will limit the further…

最优化与控制 · 数学 2017-05-15 Joshua Comden , Zhenhua Liu , Yue Zhao

This paper introduces a deep reinforcement learning (RL) framework for optimizing the operations of power plants pairing renewable energy with storage. The objective is to maximize revenue from energy markets while minimizing storage…

机器学习 · 计算机科学 2023-06-16 Lucien Werner , Peeyush Kumar

The increasing complexity of deep learning recommendation models (DLRM) has led to a growing need for large-scale distributed systems that can efficiently train vast amounts of data. In DLRM, the sparse embedding table is a crucial…

分布式、并行与集群计算 · 计算机科学 2025-08-07 Xin Zhang , Quanyu Zhu , Liangbei Xu , Zain Huda , Wang Zhou , Jin Fang , Dennis van der Staay , Yuxi Hu , Jade Nie , Jiyan Yang , Chunzhi Yang

We explore an online reinforcement learning (RL) paradigm to dynamically optimize parallel particle tracing performance in distributed-memory systems. Our method combines three novel components: (1) a work donation algorithm, (2) a…

图形学 · 计算机科学 2022-02-14 Jiayi Xu , Hanqi Guo , Han-Wei Shen , Mukund Raj , Skylar W. Wurster , Tom Peterka

This work provides a Deep Reinforcement Learning approach to solving a periodic review inventory control system with stochastic vendor lead times, lost sales, correlated demand, and price matching. While this dynamic program has…

机器学习 · 计算机科学 2022-11-30 Dhruv Madeka , Kari Torkkola , Carson Eisenach , Anna Luo , Dean P. Foster , Sham M. Kakade

Policy gradient (PG) methods are successful approaches to deal with continuous reinforcement learning (RL) problems. They learn stochastic parametric (hyper)policies by either exploring in the space of actions or in the space of parameters.…

机器学习 · 计算机科学 2024-05-31 Alessandro Montenegro , Marco Mussi , Alberto Maria Metelli , Matteo Papini

We study the problem of finding efficient sampling policies in an edge-based feedback system, where sensor samples are offloaded to a back-end server that processes them and generates feedback to a user. Sampling the system at maximum…

信息论 · 计算机科学 2023-02-07 Vishnu Narayanan Moothedath , Jaya Prakash Champati , James Gross

The significant presence of demand charges in electric bills motivates large-load customers to utilize energy storage to reduce the peak procurement from the grid. We herein study the problem of energy storage allocation for peak…

数据结构与算法 · 计算机科学 2022-09-20 Yanfang Mo , Qiulin Lin , Minghua Chen , Si-Zhao Joe Qin

The bilevel facility location problem (BO-FLP) is one of the core optimization problems behind the design of many decentralized industrial systems, e.g., supply chain systems where a supplier constructs some critical facilities and then…

最优化与控制 · 数学 2026-03-24 Haitao Hu , Jing Li , Jiafu Tang , Bo Zeng

Recent advancements in the flexible job-shop scheduling problem (FJSSP) are primarily based on deep reinforcement learning (DRL) due to its ability to generate high-quality, real-time solutions. However, DRL approaches often fail to fully…

人工智能 · 计算机科学 2024-03-15 Imanol Echeverria , Maialen Murua , Roberto Santana

This paper deals with the problem of clearing sequential electricity markets under uncertainty. We consider the European approach, where reserves are traded separately from energy to meet exogenous reserve requirements. Recently pro- posed…

最优化与控制 · 数学 2018-10-31 Vladimir Dvorkin , Stefanos Delikaraoglou , Juan M. Morales

Traditional end-to-end deep learning models often enhance feature representation and overall performance by increasing the depth and complexity of the network during training. However, this approach inevitably introduces issues of parameter…

计算机视觉与模式识别 · 计算机科学 2024-10-03 Yuming Zhang , Peizhe Wang , Shouxin Zhang , Dongzhi Guan , Jiabin Liu , Junhao Su

We propose a surge sourcing approach to address occasional synchronous high demand (surge demand) in sharing economy systems, providing a socio-economically progressive alternative to surge pricing. Instead of suppressing demand among…

综合经济学 · 经济学 2025-04-01 Pouria Mohamadzadehoqaz , Elena Dieckmann , Anthony Quinn , Robert Shorten

Stochastic network optimization problems entail finding resource allocation policies that are optimum on an average but must be designed in an online fashion. Such problems are ubiquitous in communication networks, where resources such as…

最优化与控制 · 数学 2018-05-09 Amrit S. Bedi , Ketan Rajawat