Suchergebnisse - "Mixed-integer programming"

A model of supply‐chain decisions for resource sharing with an application to ventilator allocation to combat COVID‐19 von Mehrotra, Sanjay, Rahimian, Hamed, Barah, Masoud, Luo, Fengqiao, Schantz, Karolina

“… We present a stochastic optimization model for allocating and sharing a critical resource in the case of a pandemic. The demand for different entities peaks at …”
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A survey for solving mixed integer programming via machine learning von Zhang, Jiayi, Liu, Chang, Li, Xijun, Zhen, Hui-Ling, Yuan, Mingxuan, Li, Yawen, Yan, Junchi

“… Machine learning (ML) has been recently introduced to solving optimization problems, especially for combinatorial optimization (CO) tasks. In this paper, we …”
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Machine learning for combinatorial optimization: A methodological tour d’horizon von Bengio, Yoshua, Lodi, Andrea, Prouvost, Antoine

“… •This paper surveys the recent attempts, both from the machine learning and operations research communities, at leveraging machine learning to solve …”
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Crowdsourced logistics: The pickup and delivery problem with transshipments and occasional drivers von Voigt, Stefan, Kuhn, Heinrich

“… This article considers a setting in which a courier, express, and parcel service provider operates a fleet of vehicles with regular drivers (RDs) to ship …”
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Systematic modeling of discrete-continuous optimization models through generalized disjunctive programming von Grossmann, Ignacio E., Trespalacios, Francisco

“… Discrete‐continuous optimization problems are commonly modeled in algebraic form as mixed‐integer linear or nonlinear programming models. Since these models …”
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Learning to select cuts for efficient mixed-integer programming von Huang, Zeren, Wang, Kerong, Liu, Furui, Zhen, Hui-Ling, Zhang, Weinan, Yuan, Mingxuan, Hao, Jianye, Yu, Yong, Wang, Jun

“… •We propose an efficient and generalizable learning based cut selection policy for tackling combinatorial optimization problems.•We present a novel cut ranking …”
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Stochastic optimization of supply chain resilience under ripple effect: A COVID-19 pandemic related study von Sawik, Tadeusz

“… •A portfolio approach is applied for spatiotemporally integrated decision-making in a multi-regional supply chain under pandemic disruption risks.•Stochastic …”
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Electric vehicle routing with charging/discharging under time-variant electricity prices von Lin, Bo, Ghaddar, Bissan, Nathwani, Jatin

“… The integration of electric vehicles (EVs) with the energy grid has become an important area of research due to the increasing EV penetration in today’s …”
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Mixed-integer linear programming models and algorithms for generation and transmission expansion planning of power systems von Li, Can, Conejo, Antonio J., Liu, Peng, Omell, Benjamin P., Siirola, John D., Grossmann, Ignacio E.

“… •Mixed-integer programming for generation and transmission expansion planning.•Integration of planning with hourly operating decisions such as unit …”
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Multi-resource constrained flexible job shop scheduling problem with fixture-pallet combinatorial optimisation von Liu, Molin, Lv, Jun, Du, Shichang, Deng, Yafei, Shen, Xiaoxiao, Zhou, Yulu

“… •Flexible job shop scheduling with machine-fixture-pallet constraints is first proposed.•Scheduling optimisation and fixture-pallet combinatorial optimisation …”
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The value of concentrating solar power in ancillary services markets von Abiodun, Kehinde, Hood, Karoline, Cox, John L., Newman, Alexandra M., Zolan, Alex J.

“… Ancillary services, such as spinning reserves, can provide grid reliability and contribute to profitability of an energy resource. We exercise an existing …”
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Optimization models for shale gas water management von Yang, Linlin, Grossmann, Ignacio E., Manno, Jeremy

“… There are four key aspects for water use in hydraulic fracturing, including source water acquisition, wastewater production, reuse and recycle, and subsequent …”
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The hybrid vehicle-drone routing problem for pick-up and delivery services von Karak, Aline, Abdelghany, Khaled

“… •A modeling framework for the hybrid vehicle-drone routing problem for logistic services.•A mixed-integer program that minimizes the vehicle and drone routing …”
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A mixed integer programming approach to minibeam aperture optimization for multi‐collimator proton minibeam radiotherapy von Shinde, Nimita, Zhang, Weijie, Lin, Yuting, Gao, Hao

“… Background Multi‐collimator proton minibeam radiation therapy (MC‐pMBRT) has recently emerged as a versatile technique for dose shaping, enabling the formation …”
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50 years of mixed-integer nonlinear and disjunctive programming von Kronqvist, Jan, Bernal Neira, David E., Grossmann, Ignacio E.

“… This paper gives an overview of the development of Mixed-Integer Nonlinear Programming (MINLP) and Generalized Disjunctive Programming (GDP) over the past …”
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Topology optimization of active tensegrity structures von Wang, Yafeng, Han, Zhentao, Xu, Xian, Luo, Yaozhi

“… •A general computational framework for active tensegrity topology design is proposed.•Structure member topology and actuator layout coupling relation is …”
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Optimizing vaccine distribution networks in low and middle-income countries von Yang, Yuwen, Bidkhori, Hoda, Rajgopal, Jayant

“… •We address the design of WHO-EPI vaccine distribution chains in low and middle income countries.•A mixed integer programming model is developed.•An MIP based …”
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A survey of network interdiction models and algorithms von Smith, J. Cole, Song, Yongjia

“… •Surveys literature starting from 1950s era military applications.•Covers interdiction problems dealing with asymmetric information and stochasticity.•Focuses …”
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Mixed-integer programming embedded system dynamics model for deterministic capacity guarantee of power generation considering long-term carbon market variations von Huang, Zhenyu, Wei, Zhaobin, Wang, Yi, Liu, Youbo, Yang, Zhifang, Yang, Qiming, Liu, Junyong

“… China’s energy transition emphasizes market mechanisms for price guidance, having established energy, green certificate, and carbon quota markets, with efforts …”
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Honours course timetabling and classroom assignment von Thompson, Alexandra, Ghoor, Wasim, Steenkamp, Ebrahim, Rakotonirainy, Rosephine G

“… This work addresses the timetabling problem faced by the Department of Statistical Sciences at the University of Cape Town each year for the honours course or …”
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