Acta Polytechnica Hungarica: Recent submissions
Now showing items 101-120 of 200
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Mechanism Analysis and Behavior Characterization of Stick-Slip Vibration
(2025)In order to clarify stick-slip vibration mechanisms and characterize stick-slip vibration behaviors, a three-dimensional numerical model of the slider-plate friction contact was established using the finite element method, ... -
Trajectory of Rotor Resistance for Detecting Broken Rotor Bars of Asynchronous Machines
(2025)While each industrial sector aims to provide uninterrupted customer service, unplanned shutdowns are undoubtedly undesirable. For this purpose, many studies have been dedicated to fault detection in early stages, to make ... -
Digital Simulation of Hydraulic Modes of Heat Supply Systems of Variable Technological Structure
(2025)The paper presents a new approach to the formation of a system of equations – the nodal pressure model, which is based on the inverse characteristics of passive and active elements of pipeline networks developed during ... -
Comprehensive Overview of the Concept and Applications of AI-based Adaptive Learning
(2025)This paper provides a comprehensive understanding of the concept and the applications of AI-based adaptive learning, underlining its potential to revolutionize education in terms of personalization and optimization. Such ... -
The Interactive Effects of Disability, Age, and Gender on Organization Performance at Telecommunication Sector Companies
(2025)Diversity in human resources can contribute to success if used effectively; on the other hand, diversity in the workplace could become the polar opposite if it is strategically controlled, disregarded, and lacks essential ... -
Improved Adaptation Speed of the Robust Fixed Point Transformation-based Controller Using Vir- tual Response Forecast
(2025)Robust Fixed Point Transformation-based adaptive control design was introduced in 2009, in order to overcome some of the difficulties of certain Lypunov function-based adap- tive control design techniques. This control ... -
Pruning Techniques in Łukasiewicz Logics
(2025)Short circuit evaluations and related pruning techniques play important roles in logic, artificial intelligence and computer science, especially, in software engineering, decision-making and hardware design. Here, we ... -
Concepts of Complex Road Information Systems in Urban Areas
(2025)The supervision and maintenance of public roads is a state and local government task. In short, it is a public duty. On the contrary, there is a few information about the main and the secondary road network. The special ... -
A Lightweight Execution Manager for Training TensorFlow Models under the Slurm Queuing System
(2025)Artificial neural networks currently represent the flagship of Machine Learning and have reached multiple fields alongside Computer Science. This kind of computational model generally needs massive amounts of data and ... -
Dynamic Modeling and Optimization of Permanent Magnet Synchronous Electrical Machine Propulsion Powertrain at Different Modeling Levels
(2025)Electric vehicles (EVs) have emerged as a compelling solution to mitigate environmental concerns and meet the growing demand for energy-efficient transportation systems. The careful selection of the electric motor is ... -
Body Conformation Scoring of Cattle, using Machine Learning
(2025)Precision agriculture brings new artificial intelligence techniques closer to everyday farming. Agriculture historical data is easily available, so using this data to teach a machine-learning model, offers various ... -
Nanoadditives for Enzymatic Biohydrogen Production
(2025)Using nanoadditives in biohydrogen production can be considered an optimal solution for existing challenges. Nanoparticles (NPs), affect the growth of microorganisms, intracellular electron transfers and the activity of ... -
Generalized Predictive Speed Control of Two- Motor Drive Machines Series-Connected Fed by Five-Phase
(2025)This work examines a newly introduced five-phase drive system with two motors and stator windings connected in series. Using a widely recognized phase transposition in the series chain, it is shown how a single five-phase ... -
Using Indoor Positioning Systems (IPS), for Supporting the Digital Mapping and Evaluation of Material Handling Processes, in Intralogistics Systems
(2025)The need for process digitalization, with the solution of Industry 4.0, has impacts for logistics companies. The need of the retrieving dynamic information about the position of different objects has also appeared in ... -
Motion Planning for Chemical Systems: Consecutive Reactions
(2025)Motion planning is widely used for analyzing and controlling nonlinear systems, such as mobile robot navigation and robotic automation. When a mathematical model of the system is available, motion planning allows for ... -
Evaluate the Rollover Stability Characteristics of the Liquid Elliptical Tank Truck when Changing Motion Direction
(2025)Rollover accidents of vehicle caused a very serious impact on human life and property. The rollover possibility of a tank truck was usually higher than that of a traditional passenger vehicle because the vibrations of ... -
End-to-End Multi-Level Encoding Methods of Visual Data Compression for Robust Monocular Visual ORB-SLAM
(2025)Simultaneous localization and mapping (SLAM) has been highly studied in the last decade. It allows the estimation of the camera pose of a mobile device and the creation of a map of the surrounding environment concurrently. ... -
Assessment of the University Digital Ecosystem through Intelligent Analysis of Open-Ended Survey Responses
(2025)The use of open-ended questions in surveys for conducting research in various fields of activity allows you to obtain detailed and in-depth information that can be used to make important decisions. However, automatic ... -
The Connection between Emotional Reactions and Successful Cyber Attacks – a Measurement Prototype
(2025)The cybersecurity landscape is increasingly complex. Many researches show that the root cause of a successful cyberattack is a lack of cybersecurity awareness. This is because the human is the weakest link in the Information ... -
Not Small - Not Big Data: the Missing Size in the Data Spectrum
(2025)This paper addresses the classification of data sets that do not fit into the traditional categories of Small Data or Big Data, introducing an intermediate category called Not-Small-Not-Big Data (NoS-NoB Data). Understanding ...