Search Results - "Engineering: general"

Fusion of SoOp, photogrammetry and 3D map for indoor positioning system on smart devices

Authors: Yuan Yang Charles Toth

Source: Alexandria Engineering Journal, Vol 129, Iss, Pp 705-721 (2025)

Subject Terms: Indoor positioning system, Sensor fusion, Signal of opportunity, Photogrammetry, 3D map, TA1-2040, Engineering (General). Civil engineering (General)

Access URL: https://doaj.org/article/7b860f9b8bdd42fe9643e9fbb1dcd560

BoT-EnsIDS: Approach for detecting IoT Botnet attacks leveraging bio-inspired based ensemble feature selection and hybrid deep learning model

Authors: Tamara Al-Shurbaji Mohammed Anbar Selvakumar Manickam et al.

Source: Alexandria Engineering Journal, Vol 129, Iss, Pp 744-767 (2025)

Subject Terms: Bot-IoT, Internet of things, Botnet, Feature selection, Gorilla Troops Optimizer, Deep learning, TA1-2040, Engineering (General). Civil engineering (General)

Access URL: https://doaj.org/article/bc0419cf857947038c9e9198e511cd96

An improved class of estimators for mean estimation of finite population in simple random sampling

Authors: Jiawei Yao Jinping Ma

Source: Alexandria Engineering Journal, Vol 129, Iss, Pp 672-681 (2025)

Subject Terms: Class of estimators, Simple random sampling, Mean squared error, Mean estimators, TA1-2040, Engineering (General). Civil engineering (General), Auxiliary information

Access URL: https://doaj.org/article/4f15d7a932b243fc8a59b250b4056466

Link prediction algorithm based on connected coupling degree of nodes and preference degree of topology connectivity between predicted nodes

Authors: Guangming Sun Hongze Tian Yali Liu et al.

Source: Alexandria Engineering Journal, Vol 129, Iss, Pp 649-657 (2025)

Subject Terms: Local second-order path, Edge coupling degree, Connectivity preference, Link prediction, Composite similarity, TA1-2040, Engineering (General). Civil engineering (General)

Access URL: https://doaj.org/article/b6028482e7d249b3898af9c56cb2f139

Reduce wear and control friction for copper-based powder metallurgy wet friction material by optimizing porosity, surface roughness and surface texture

Authors: Zhi Chen Yuedu Chen Wuzhong Tang et al.

Source: Alexandria Engineering Journal, Vol 129, Iss, Pp 722-737 (2025)

Subject Terms: Reduce wear, Surface roughness, Control friction, TA1-2040, Surface texture, Engineering (General). Civil engineering (General), Copper-based powder metallurgy, Porosity

Access URL: https://doaj.org/article/60c567b99d3c47f6a75988262bb07f26

Statistical analysis of disability: Utilizing the new extended Rayleigh inverted Weibull model

Authors: Mohamed A. Abdelkawy Safar M. Alghamdi Ibrahim Elbatal et al.

Source: Alexandria Engineering Journal, Vol 129, Iss, Pp 779-792 (2025)

Subject Terms: Moments, Reliability function, Disability data, TA1-2040, Rayleigh inverted Weibull distribution, Maximum likelihood estimation, Engineering (General). Civil engineering (General)

Access URL: https://doaj.org/article/1464a27cd6a24f83a798de193e52d0dd

Contemporary statistical analysis and engineering simulation with real-world applications in sports sciences

Authors: Wenbiao Ma Abdullah Ahmed Almulla Mazen Omar Almulla

Source: Alexandria Engineering Journal, Vol 129, Iss, Pp 768-778 (2025)

Subject Terms: Probability distribution, Empirical exploration, Physical education, Weibull distribution, TA1-2040, Reliability, Engineering (General). Civil engineering (General), Statistical modeling

Access URL: https://doaj.org/article/f4e2257529684279986593943e93179d

4D memristive chaotic system based optional parameterized random number generator

Authors: S. Günakın B. Şahintekin Z.G. Çam Taşkıran

Source: Alexandria Engineering Journal, Vol 129, Iss, Pp 697-704 (2025)

Subject Terms: Multi-party, Random number generator, Chaos, TA1-2040, Statistical test, Engineering (General). Civil engineering (General)

Access URL: https://doaj.org/article/231fdab9eb5f4aa2bbb40d1322132efa

ZIF-8/ Co-C3N4-GNR/MXene nanocomposites: A novel electrode material with excellent electrochemical properties for supercapacitors

Authors: Rozhin Darabi Mehdi Shabani-Nooshabadi

Source: Alexandria Engineering Journal, Vol 129, Iss, Pp 803-810 (2025)

Subject Terms: Supercapacitor, Asymmetric, TA1-2040, Engineering (General). Civil engineering (General), Specific capacitance, MXenes, MOF

Access URL: https://doaj.org/article/c497a5efc9474c148eb9044b0e1ec78c

The modulations of collapsing stochastic (2+1)-dimensional Maccari system structures

Authors: Mohammed Alharthi

Source: Alexandria Engineering Journal, Vol 129, Iss, Pp 738-743 (2025)

Subject Terms: Extended tanh approach, Brownian motion process, Fluid mechanics, Maccari system, Stochastic wave solutions, TA1-2040, Engineering (General). Civil engineering (General)

Access URL: https://doaj.org/article/32d898966c8a400e9164a40b4e667ea3

Mathematical fusion of efficient transfer learning with fine-tuning model for laryngeal cancer detection and classification in the throat region using biomedical images

Authors: Amer Mahdi F.Al Khulayf Mohammad Alamgeer Marwa Obayya et al.

Source: Alexandria Engineering Journal, Vol 129, Iss, Pp 658-671 (2025)

Subject Terms: Weiner filter, Laryngeal cancer, Throat region images, Deep learning, TA1-2040, Engineering (General). Civil engineering (General), Pelican optimization algorithm, Transfer learning

Access URL: https://doaj.org/article/ad648761cfda41eca279e2b6b0e54fc4

On inference for A new model, properties with Applications to Engineering Sector

Authors: Alanazi Talal Abdulrahman Khudhayr A. Rashedi Tariq S. Alshammari et al.

Source: Alexandria Engineering Journal, Vol 129, Iss, Pp 682-696 (2025)

Subject Terms: Kavya Manoharan transformation, Moment, Simulation experiments, Classical estimations, Bayesian estimation, TA1-2040, Engineering (General). Civil engineering (General), Mean square errors

Access URL: https://doaj.org/article/55b242295116427a9a3b8b2905d7121c

MusDiff: A multimodal-guided framework for music generation

Authors: Lili Liu Rui Gong Yubo Yang

Source: Alexandria Engineering Journal, Vol 129, Iss, Pp 128-136 (2025)

Subject Terms: Multimodal music generation, Kolmogorov-Arnold network, Ethnic music, IP-Adapter, TA1-2040, Engineering (General). Civil engineering (General), Diffusion models

Access URL: https://doaj.org/article/28f665dd1c2c474885856485d81aa3ae

A new probabilistic model with reliability properties and empirical analysis in musical education: A case study centered on piano

Authors: Weize Ma Yueling Lang Xiaohui Ma et al.

Source: Alexandria Engineering Journal, Vol 129, Iss, Pp 504-514 (2025)

Subject Terms: Inverse Weibull distribution, Musical education, Statistical Model, Piano, Reliability functions, TA1-2040, Engineering (General). Civil engineering (General), Simulation

Access URL: https://doaj.org/article/323466a436e94c0ab7b08792f2e6a77e

Sol-gel synthesized TiO2-chitosan nanocomposite as antibacterial coating for orthopedic implants: Investigation of properties and antimicrobial mechanisms

Authors: Huan Min Yi Wu Jiabin Wen et al.

Source: Alexandria Engineering Journal, Vol 129, Iss, Pp 572-581 (2025)

Subject Terms: Biofilm inhibition, Surface modification, Corrosion resistance, Bacterial adhesion, Mechanical properties, TA1-2040, Engineering (General). Civil engineering (General)

Access URL: https://doaj.org/article/b08b290cdff643ce89a5b673e080afcf

A global feature fusion and adaptive optimization method to enhance detection accuracy and computational efficiency based on YOLOv8

Authors: Hui Yan Huangbin Guo Liansuo Wei et al.

Source: Alexandria Engineering Journal, Vol 129, Iss, Pp 538-552 (2025)

Subject Terms: C2f-Frequency-Adaptive Dilated Convolution, Adaptive Task-Aligned, Adaptive Optimization, Global Feature Fusion Pyramid Networks, TA1-2040, Engineering (General). Civil engineering (General), Weed detection

Access URL: https://doaj.org/article/ba59f6c00c684673827c144a8b8b320b

Comprehensive risk assessment of leachate from unsanitary landfills in major cities of Bangladesh

Authors: Md. Tushar Ali Quazi Hamidul Bari Mst. Tahera Khatun

Source: Alexandria Engineering Journal, Vol 129, Iss, Pp 635-648 (2025)

Subject Terms: Risk management, Urbanized cities, Sustainable policy, Bootstrap-DEA, TA1-2040, Engineering (General). Civil engineering (General), Environmental risk, Landfill leachate

Access URL: https://doaj.org/article/c1c0d6576b0a4c97a88b499f75528165

Heat and mass transfer analysis of a Bingham ternary nanofluid exposed to radiation over stretching/shrinking sheets and Stefan blowing effect

Authors: S.M. Sachhin F.-J. Granados-Ortiz U.S. Mahabaleshwar et al.

Source: Alexandria Engineering Journal, Vol 129, Iss, Pp 515-529 (2025)

Subject Terms: Thermal radiation, Porous media, Stefan blowing, Schmidt number, Ternary nanofluid, TA1-2040, Engineering (General). Civil engineering (General)

Access URL: https://doaj.org/article/e6464a626b324779bdc98539407bd165

Fractional order unsteady mixed convection in porous-filled concentric pipes: Entropy analysis

Authors: Zafar Hayat Khan Oluwole D. Makinde Muhammad Usman et al.

Source: Alexandria Engineering Journal, Vol 129, Iss, Pp 483-503 (2025)

Subject Terms: Entropy analysis, Concentric pipes, Thermal radiation, Fractional-order derivative, Porous medium, Mixed convection, TA1-2040, Engineering (General). Civil engineering (General)

Access URL: https://doaj.org/article/f10be64243f64208aded71b4e952f12f

From Sigmoid to SoftProb: A novel output activation function for multi-label learning

Authors: Khudran M. Alzhrani

Source: Alexandria Engineering Journal, Vol 129, Iss, Pp 472-482 (2025)

Subject Terms: Sigmoid function, SoftProb, Multi-label classification, Deep learning, TA1-2040, Engineering (General). Civil engineering (General), Activation function, Neural networks

Access URL: https://doaj.org/article/3ef8eba51b5147f08359632f560b959f