Results 1 to 10 of about 1,660,759 (289)

IRCMO: Biologically Inspired Dual-Population Coevolution via Immune Tolerance and Homeostatic Resource Allocation for Constrained Multi-Objective Optimization [PDF]

open access: yesBiomimetics
Constrained multiobjective optimization seeks Pareto optimal tradeoffs among conflicting objectives subject to prescribed constraints. Although the final solutions must be feasible, evolutionary variation can generate infeasible intermediate decision ...
Xiaoguo Chen   +3 more
doaj   +2 more sources

Assessment of infiltrative margins in subcutaneous soft-tissue sarcomas using ultrasonography and gadolinium-enhanced fat-suppressed T1-weighted imaging [PDF]

open access: yesSurgery Open Science
Magnetic resonance imaging (MRI) aids in detecting infiltrative growth; however, preoperative determination of the extent of soft-tissue sarcoma (STS) infiltration remains challenging. Ultrasonography could also detect infiltration effectively.
Jun Iwatsu   +7 more
doaj   +2 more sources

The method of feasible directions in problems nonlinear programming for bimatrix games [PDF]

open access: yesКомпьютерные исследования и моделирование, 2012
The problem of the Nash equilibrium in bimatrix game is considered. The search for a solution is associated with a problem of nonlinear programming. Application of the method of feasible directions for the solution of such a problem is investigated.
Dariya Sergeevna Nabatova
doaj   +1 more source

Survey on Abstractive Text Summarization Technologies Based on Deep Learning [PDF]

open access: yesJisuanji gongcheng, 2021
Boosted by the rapid expansion of Internet data and the development of deep learning technologies, automatic text summarization is now one of the main research directions in the field of natural language processing.Its related technologies and ...
ZHU Yongqing, ZHAO Peng, ZHAO Feifei, MU Xiaodong, BAI Kun, YOU Xuanang
doaj   +1 more source

Tactical Audit Planning

open access: yesU.Porto Journal of Engineering, 2021
Audit scheduling – determining the audit timetable of a firm by assigning auditors to tasks over a planning horizon – is a crucial yet complex planning activity.
Xavier Andrade
doaj   +1 more source

A polynomial-time algorithm for linear optimization based on a new kernel function with trigonometric barrier term [PDF]

open access: yesYugoslav Journal of Operations Research, 2015
In this paper, we propose a large-update interior-point algorithm for linear optimization based on a new kernel function. New search directions and proximity measure are defined based on this kernel function.
Kheirfam B., Moslemi M.
doaj   +1 more source

Influence of grain aspect-ratio on the fracture properties of ultrafine-grained tantalum

open access: yesMaterials & Design, 2022
The fracture characteristics of severely plastically deformed (SPD) materials exhibit large variations in the quasi-static fracture resistance depending on factors such as the investigated material, testing temperature and grain aspect ratio.
A. Hohenwarter, M. Rockenschaub, O. Renk
doaj   +1 more source

Stiffness of Post-Tensioned Girderless Floor With Different Column Grids

open access: yesJournal of Architectural and Engineering Research, 2021
The paper considers models of monolithic flat floor slabs with five spans in both directions. The cell sizes are 6×6m, 6×9m, and 6×12m. The calculation method is based on the application of temperature load and rope modeling of rod elements.
Ashot George Tamrazyan   +1 more
doaj   +1 more source

Challenges and Solution Directions of Microservice Architectures: A Systematic Literature Review

open access: yesApplied Sciences, 2022
Microservice architecture (MSA) is an architectural style for distributed software systems, which promotes the use of fine-grained services with their own lifecycles.
Mehmet Söylemez   +2 more
doaj   +1 more source

Organic molecules as bifunctional electroactive materials for symmetric redox flow batteries: A mini review

open access: yesElectrochemistry Communications, 2021
Symmetric flow battery technology employs a single electroactive material as anolyte and catholyte. This helps evade cross-contamination issues during cycling.
Gabriel Sikukuu Nambafu
doaj   +1 more source

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