Browsing Acta Polytechnica Hungarica by Title
Now showing items 1-20 of 403
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10 Pragmatic Points to Consider When Performing a Systematic Literature Review of Clinical Evidence on Digital Medical Devices
(2023)Innovative Digital Medical Devices (DMDs) are gaining a growing importance in healthcare, thus the interest regarding their actual clinical value is increasing. Gathering and evaluating all available clinical evidence ... -
ACSRA ICS: Automated Cyber Security Risk Assessment Methodology for Industrial Control Systems
(2025)The adoption of 5G in SCADA and ICS environments represents a paradigm shift, offering enhanced connectivity, flexibility, and responsiveness. However, this transition mandates a comprehensive approach to cybersecurity ... -
Adaptive Hybrid Application Protocol for IoT
(2024)The Internet of Things (IoT) solutions are demonstrating a significant impact in various sectors. These solutions encompass diverse applications, ranging from machine-to- machine communication to human-to-machine interaction ... -
Agricultural Route Efficiencies, based on Data Envelopment Analysis (DEA)
(2023)Agriculture is one of our most critical industries, since it provides food. The large size of the agricultural land implies that the treatment of the land must be performed efficiently by mechanization - ground, aircraft ... -
An Analysis of the Consequential Characteristics of Telework, due to the Coronavirus Pandemic, based on the Opinion surveys of Hungarian Employees
(2024)The coronavirus epidemic that appeared at the beginning of 2020, was declared a “pandemic”, by the World Health Organization (WHO) on 11 March 2020. The coronavirus pandemic had a significant impact, not only on people’s ... -
An Approximate Model for Determining the Resistance of a Hemispherical Ground Electrode Placed on a Non-homogeneous Truncated Cone
(2023)In this paper we present an approximate analytically oriented approach for determining the resistance of a hemi-spherically-shaped ground electrode placed on the top of a mountain. The mountain is modelled as a non-homogeneous ... -
An Assignment Model for Scheduling Vehicles with Refueling
(2025)The vehicle scheduling problem consists of scheduling a fleet of vehicles to cover a set of tasks at a minimum cost. The tasks are given in predetermined time intervals, and the vehicles are supplied by different depots. ... -
An Enhanced Data Mining Classification based on Shuffled Frog Leaping Optimization
(2025)Association Rule Mining (ARM) uncovers meaningful associations within discrete and categorical datasets. This paper introduces an innovative ARM method leveraging the Modified Shuffled Frog Leaping Optimization (MSFLO) ... -
An Extended Approach to UAV Parameter Estimation using Simulated Flight Data
(2024)Parameter estimation of aircraft aerodynamic coefficients from experimental flight data generated using dynamics of postulated equations of motion describing the aerodynamics model is presented. Since the dynamics are ... -
An Image Fusion Method of SAR and Optical Images, Based on Image Intensity Fields, by Reducing the Effect of Speckle Noise
(2024)This study proposes an improved fusion method, that takes advantage of the combined strengths of existing fusion methods. First, current methods are compared using a fusion of noisy images from the Synthetic Aperture ... -
An Improved Bulk Viscosity Method for Contact-Impact Problems
(2024)Dynamic contact and impact problems are widely applicable. An accurate solution for these kinds of problems could be used in many fields of mechanical engineering (e.g., cutting metalwork, cogwheel drives, etc.). However, ... -
An Improved Resonant Gate Driver for MOSFETs in DC-DC Converters
(2024)The Resonant Gate Drivers (RGDs) have a key role in increasing switching performance, facilitating the integration of gate drivers with converters and reducing the gate loss of discrete components, such as power Metal ... -
An Investigation on Axial Force Reductions of High-strength Bolts by Induction Heating for Paint-coating Removal
(2024)Removal of anti-corrosion paint is key to the maintenance of aging structures. Previous investigations showed that heating high-strength bolts for coating removal reduces their axial strength. Herein, a series of experiments ... -
Analysis of Magnetic Force Linearity in Magnetic Levitation Systems
(2025)The important parameters of bar magnet configurations, in which the same poles are facing each other, are investigated with a focus on their potential applications in magnetic levitation. The scalar product of the magnetic ... -
Analysis of Primary Energy Consumption, for the European Union Member States
(2023)The purpose of the article is to analyse the primary energy consumption of the EU member states and examine the relationship between renewable energy and non-renewable energy sources. The study is based on the production, ... -
Analysis of State Estimation Accuracy in Distribution Networks Using Pseudo- Measurement Selection and Real Measurement Incorporation
(2024)In this paper, we investigate computationally efficient methodologies for generating pseudo-measurements with the aim of selecting the set of pseudo-measurements that can achieve maximum state estimation accuracy for a ... -
Analysis of Student’s Teaching Expectations: Based on Examples from Slovenian and Hungarian Management Courses
(2024)The demand for competent and enthusiastic (project) managers is increasing, and so is the need for an appropriate (project) management education. Despite this importance, the number of relevant, and up-to-date courses ... -
Analysis of the Possibility of Using Compressed Air to Drive Vehicles
(2024)The aim of the research described in this article, is to analyze the possibility of using compressed air to drive vehicles. In pneumatic vehicles, the energy is stored in a tank of compressed air, which is later converted ... -
Analysis of the Soil Selective Potassium Content, using Multifrequency EC Sensors
(2023)The relative salinity of soil is an important issue in today’s sustainable, site-specific Precision Agricultural practice. The need to replace salt has an enormous impact on production costs, regarding current input ... -
Analytical Identification of Critical Section of Axle of Freight Wagon
(2024)The paper deals with the analytical identification of the critical section of the axle of a freight wagon. The procedure for calculating the strength of railway axles in accordance with the European standard EN 13103 is ...