Results 21 to 30 of about 162,419 (260)

Optimizing Intelligent Agent Performance in E-Learning Environment [PDF]

open access: yesPort Said Engineering Research Journal, 2018
The main objective of e-learning systems is to improve the student- learning performance and satisfaction. This can be achieved by providing a personalized learning experience that identifies and satisfies the individual learner's requirements and ...
Mariam Al-Tarabily   +3 more
doaj   +1 more source

Evaluation of PSO-BiLSTM method for stock price forecasting using stock price time series data (Case study: Iran Stock Exchange and OTC stock) [PDF]

open access: yesراهبرد مدیریت مالی, 2022
In recent years, with the increase in the penetration rate of the capital market, more people have invested in the stock market. Predicting the stock prices accurately with the least error can reduce investment risk and increase investment return. Due to
Jalil Vaziri Kordestani   +3 more
doaj   +1 more source

Identification of Potential Maintainer and Restorer Lines Using Testcross Hybrids

open access: yesTurkish Journal of Agriculture: Food Science and Technology, 2018
Five CMS lines were crossed with 49 genotypes as ‘testers’ to get 245 hybrids. The 245 hybrids were subjected to pollen and spikelet fertility analysis. Among the 245 hybrids 21 hybrids were expressed as restorers, 24 as maintainers, and 200 intermediate
Mohammad Amir Hossain   +3 more
doaj   +1 more source

Reliability optimization using hybrid genetic and particle swarm optimization algorithm [PDF]

open access: yesYugoslav Journal of Operations Research, 2022
Redundancy-allocation problem i.e. RAP is among the reliability optimization problems which make use of non-linear programming method to improve the reliability of complex system.
Dahiya Tripti, Garg Deepika
doaj   +1 more source

Rapid Exothermic Adsorption of Congo Red Dye on (Ni0.25Cu0.25Zn0.50) Fe2O4 Nano Composites; Investigating Operating Parameters by Response Surface Methodology [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering
In the present study, (Ni0.25Cu0.25Zn0.5) Fe2O4 nanocomposites were synthesized through a co-precipitation method. They were characterized by Fourier-Transform InfraRed (FT-IR) spectroscopy, Scanning Electron Microscope (SEM), X-Ray Diffraction (XRD ...
Hajira Tahir   +3 more
doaj   +1 more source

Crack prediction in beam-like structure using ANN based on frequency analysis

open access: yesFracture and Structural Integrity, 2022
The dynamic experimental and numerical analysis of cracked beams has been studied with the aim of quantifying the influence of depth crack on the dynamic response of steel beams. Artificial Neural Method ANN has been used where a numerical simulation was
Seguini Meriem   +4 more
doaj   +1 more source

Variability effect of hydrological regime on river quality pattern and its uncertainties: case study of Zarjoob River in Iran

open access: yesJournal of Hydroinformatics, 2021
River water quality assessment, affected by pollution load, and river regime changes in various climate conditions, is an implementation that simplifies water resources management, and justifies terms for increases or decreases in human activities.
Saman Ebrahimi, Mahdis Khorram
doaj   +1 more source

Hybrid Machine Learning in Hydrological Runoff Forecasting: An Exploration of Extreme Gradient-Boosting and Categorical Gradient Boosting Optimization in the Russian River Basin [PDF]

open access: yesAdvances in Engineering and Intelligence Systems
Accurate and reliable runoff forecasts are essential for effective water resource management and flood control operations. Hydrological forecasting plays a key role in decision-making, especially under changing climate conditions.
Reza Seifi Majdar   +2 more
doaj   +1 more source

Optimal Placement Identification of Multiple DG Types Using Optimization Technique [PDF]

open access: yesE3S Web of Conferences, 2023
In this paper, a combination algorithm called GAIPSO, which combines GA and a better version of the classic particle swarm optimization process, is used.
S. Mounika   +2 more
doaj   +1 more source

LQR/Sliding Mode Controller Design Using Particle Swarm Optimization for Crane System

open access: yesمجلة النهرين للعلوم الهندسية, 2020
In this work, the design procedure of a hybrid robust controller for crane system is presented. The proposed hybrid controller combines the linear quadratic regulator (LQR) properties with the sliding mode control (SMC) to obtain an optimal and robust ...
Hazem Ali   +3 more
doaj   +1 more source

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