Results 51 to 60 of about 268,397 (277)

Discrete Optimization: The Case of Generalized BCC Lattice

open access: yesMathematics, 2021
Recently, operations research, especially linear integer-programming, is used in various grids to find optimal paths and, based on that, digital distance.
Gergely Kovács   +4 more
doaj   +1 more source

Non-linear integer programming

open access: yesComputers & Mathematics with Applications, 1975
AbstractAn exact method for solving all-integer non-linear programming problems with a separable non-decreasing objective function is presented. Dynamic programming methodology is used to efficiently search candidate hypersurfaces for the optimal feasible integer solution.
Cooper, Leon, Cooper, Mary W.
openaire   +1 more source

Cutting plane methods for general integer programming [PDF]

open access: yes, 1993
Integer programming (IP) problems are difficult to solve due to the integer restrictions imposed on them. A technique for solving these problems is the cutting plane method.
Darby-Dowman, K, Hamid, FA, Mitra, G
core  

Thermally Activated Delayed Fluorescence in Phase‐Separated Nanostructures

open access: yesAdvanced Functional Materials, EarlyView.
A supramolecular, phase‐separation driven strategy yields charge transfer (CT) complexes from alternating electron‐deficient pyromellitic diimide and electron‐rich 4,5‐dibromoveratrole. The resulting CT complexes self‐assemble into lamellar nanosheets with nanometer‐sized domains that exhibit thermally activated delayed fluorescence (TADF) at room ...
Bart W.L. van den Bersselaar   +8 more
wiley   +1 more source

4D‐Printed Magneto‐Plasmonic Microrobots for Programmable Spatiotemporal De‐Icing

open access: yesAdvanced Functional Materials, EarlyView.
A 4D‐printing strategy is introduced to achieve programmable de‐icing devices. By aligning gold–magnetite nanofillers within a photosensitive resin, the printed structures exhibit dual magnetic and plasmonic functionalities, enabling precise spatio‐temporal ice removal through thermoplasmonic effects.
Amélie Pérot   +7 more
wiley   +1 more source

Optimizing Dynamic Evacuation Using Mixed-Integer Linear Programming

open access: yesMathematics
This study presents a new approach to optimize the dynamic evacuation process through a dynamic traffic assignment model formulated using mixed-integer linear programming (MILP).
Hamoud Bin Obaid   +4 more
doaj   +1 more source

SURF: identifying and allocating resources during Out-of-Hospital Cardiac Arrest

open access: yesBMC Medical Informatics and Decision Making, 2020
Background When an Out-of-Hospital Cardiac Arrest (OHCA) incident is reported to emergency services, the 911 agent dispatches Emergency Medical Services to the location and activates responder network system (RNS), if the option is available.
Gaurav Rao   +4 more
doaj   +1 more source

A Long-Term Evaluation on Transmission Line Expansion Planning with Multistage Stochastic Programming

open access: yesEnergies, 2020
The purpose of this paper is to apply multistage stochastic programming to the transmission line expansion planning problem, especially when uncertain demand scenarios exist. Since the problem of transmission line expansion planning requires an intensive
Sini Han, Hyeon-Jin Kim, Duehee Lee
doaj   +1 more source

Nonlocal Conduction in a Metawire

open access: yesAdvanced Materials, Volume 37, Issue 13, April 2, 2025.
A 1D metawire composed of twisted copper wires is designed and realized. This metamaterial exhibits pronounced effects of nonlocal electric conduction according to Ohm's law. The current at one location not only depends on the electric field at that location but also on other locations.
Julio Andrés Iglesias Martínez   +3 more
wiley   +1 more source

Online Self-Healing Scheme of Distribution Network Based on Mixed Integer Linear Programming

open access: yesZhongguo dianli, 2023
The existing distribution network self-healing schemes cannot meet the online requirements. In this regard, an online distribution network self-healing scheme based on mixed integer linear programming is proposed.
Tiecheng LI   +5 more
doaj   +1 more source

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