Results 61 to 70 of about 3,884,977 (280)

Time-Optimal Attitude Scheduling of a Spacecraft Equipped with Reaction Wheels

open access: yesInternational Journal of Aerospace Engineering, 2018
The time-optimal control problem of a spacecraft equipped with reaction wheels has been studied, in which the spacecraft is constrained to sequentially assume a set of attitudes, whose order is not specified.
Alberto Olivares, Ernesto Staffetti
doaj   +1 more source

Plantwide optimization of monoclonal antibody manufacturing platforms via mixed integer nonlinear programming [PDF]

open access: yesRoyal Society Open Science
Design variables of upstream and downstream process units play a significant role in the performance of monoclonal antibody (mAb) production platforms.
Wil Jones, Dimitrios I. Gerogiorgis
doaj   +1 more source

A generic multi‐period optimal power flow framework for combating operational constraints via residential flexibility resources

open access: yesIET Generation, Transmission & Distribution, 2021
In low voltage networks, the majority of distributed energy resources are customer owned. As such, it is harder for the distribution system operator to control its system and maintain acceptable operating conditions.
Iason I. Avramidis   +2 more
doaj   +1 more source

Molecular Atlas of Key Food Odorants Reveals Mixture‐Level Organization and Enables Generative Aroma Design

open access: yesAdvanced Science, EarlyView.
KFO‐Atlas reveals how real‐world aromas are organized as structured mixtures rather than individual molecules. Building on these principles, KFO‐Gen, a generative AI framework, designs perceptually valid aroma formulations and reconstructs meat‐like aromas exclusively from plant‐derived odorants, providing a foundation for mixture‐level studies and AI ...
Jingzhi Zhang   +5 more
wiley   +1 more source

Global optimality conditions for mixed integer nonlinear programming problems

open access: yes四川大学学报. 自然科学版, 2017
In recent years, the application of mixed integer nonlinear programming problem has been extremely active and very extensive. In this paper, some necessary conditions for a given global minimizer applied to mixed integer nonlinear programming problem ...
QUAN Jing, LI Guo-Quan
doaj  

FATCOP: A Fault Tolerant Condor-PVM Mixed Integer Programming Solver [PDF]

open access: yes, 1999
We describe FATCOP, a new parallel mixed integer program solver written in PVM. The implementation uses the Condor resource management system to provide a virtual machine composed of otherwise idle computers.
Chen, Qun, Ferris, Michael
core  

Experiments on Nonlocal Fluid‐Flow Metamaterials

open access: yesAdvanced Science, EarlyView.
A nonlocal fluid‐flow metamaterial composed of standard microfluidic tubes and connectors is designed. Hence, the current of the system at one position depends on the gradient of fluid flow at many other positions, leading to unusual alternating backward and forward laminar flows of water.
Ke Wang, Yi Chen, Martin Wegener
wiley   +1 more source

Hardware‐Native Gaussian Sampling With Probabilistic Ising Machines for Modern Communication Paradigms

open access: yesAdvanced Science, EarlyView.
Probabilistic Ising machines are introduced as hardware‐native Gaussian samplers for edge communication workloads. Tunable variance and sampling density enable accurate distributions for Falcon‐class post‐quantum signatures and diffusion‐based semantic communication.
Davi Rodrigues   +10 more
wiley   +1 more source

A hybrid imperialist competitive algorithm for solving economic lot and delivery scheduling problem in a four-stage supply chain

open access: yesAdvances in Mechanical Engineering, 2017
In this article, we study the economic lot and delivery scheduling problem for a four-stage supply chain that includes suppliers, fabricators, assemblers, and retailers.
Hamidreza Kia   +2 more
doaj   +1 more source

A Mixed Discrete PSO Algorithm for Synthesis of Mass Exchange Network with Incompatible Multicomponent

open access: yesChemical Engineering Transactions, 2017
A new mixed discrete particle swarm optimization (PSO) algorithm, i.e. DCH-PSO, was presented to solve mixed integer nonlinear programming (MINLP) problems.
S. Tao, M. Jiang, M. Liu, L. Ding
doaj   +1 more source

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