Results 21 to 30 of about 1,005,829 (270)

Developing a two‐stage stochastic programming model in tolerance optimization using a guard band approach

open access: yesEngineering Reports, 2022
An alternative way of looking at tolerance optimization is presented through a stochastic perspective by accounting for both manufacturing process uncertainty as well as uncertain market conditions.
Russell Krenek
doaj   +1 more source

Fast Vibration Reduction Optimization Approach for Complex Thin-Walled Shells Accelerated by Global Proper Orthogonal Decomposition Reduced-Order Model

open access: yesApplied Sciences, 2022
A fast vibration reduction optimization approach accelerated by the global proper orthogonal decomposition (POD) reduced-order model (ROM) is proposed, aiming at increasing the efficiency of frequency response analysis and vibration reduction ...
Yongxin Shi   +5 more
doaj   +1 more source

A two-stage sequential linear programming approach to IMRT dose optimization [PDF]

open access: yesPhysics in Medicine and Biology, 2010
The conventional IMRT planning process involves two stages in which the first stage consists of fast but approximate idealized pencil beam dose calculations and dose optimization and the second stage consists of discretization of the intensity maps followed by intensity map segmentation and a more accurate final dose calculation corresponding to ...
Hao H, Zhang   +5 more
openaire   +2 more sources

Railway Rolling Stock Planning: Robustness Against Large Disruptions [PDF]

open access: yes, 2011
In this paper we describe a two-stage optimization model for determining robust rolling stock circulations for passenger trains. Here robustness means that the rolling stock circulations can better deal with large disruptions of the railway system.
Alberto Caprara   +8 more
core   +3 more sources

Maximum Downside Semi Deviation Stochastic Programming for Portfolio Optimization Problem [PDF]

open access: yes, 2010
Portfolio optimization is an important research field in financial decision making. The chief character within optimization problems is the uncertainty of future returns. Probabilistic methods are used alongside optimization techniques.
Ibrahim, Khlipah   +1 more
core   +2 more sources

Optimization of Removal Efficiency and Minimum Contact Time for Cadmium and Zinc Removal onto Iron-modified Zeolite in a Two-stage Batch Sorption Reactor [PDF]

open access: yesChemical and Biochemical Engineering Quarterly, 2018
In highly congested industrial sites where significant volumes of effluents have to be treated in the minimum contact time, the application of a multi-stage batch reactor is suggested.
M. Ugrina   +3 more
doaj   +1 more source

Approach for Village Carbon Emissions Index and Planning Strategies Generation Based on Two-Stage Optimization Models

open access: yesLand, 2022
With the implementation of China’s rural revitalization strategy, the social economy of villages is expected to fully develop; however, their carbon emissions must be controlled within a reasonable range.
Zishuo Huang   +3 more
doaj   +1 more source

Optimization of two-stage NLFM signal using Heuristic approach [PDF]

open access: yesIndian Journal of Science and Technology, 2020
Background/Objectives: The design of appropriate Non-Linear Frequency Modulation (NLFM) signals continues to be the focus of research in radar pulse compression theory for sidelobe reduction. This study focuses on a heuristic design and optimization algorithm to optimize the side lobe values of the NLFM signal designed using two-piece wise linear ...
openaire   +1 more source

A Scalable Two Stage Approach to Computing Optimal Decision Sets

open access: yesProceedings of the AAAI Conference on Artificial Intelligence, 2021
Machine learning (ML) is ubiquitous in modern life. Since it is being deployed in technologies that affect our privacy and safety, it is often crucial to understand the reasoning behind its decisions, warranting the need for explainable AI. Rule-based models, such as decision trees, decision lists, and decision sets, are conventionally deemed to be the
Ignatiev, Alexey   +3 more
openaire   +2 more sources

Power Allocation and Energy Cost Minimization in Cloud Data Centers Microgrids: A Two-Stage Optimization Approach

open access: yesIEEE Access, 2022
Data centers are becoming an important asset in today’s connected and intelligent world. Indeed, with the emergence of $5G$ networks, the growth of Internet of Things (IoT) and cloud computing, the data centers are increasingly becoming an ...
Mohammed Anis Benblidia   +3 more
doaj   +1 more source

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