Óbudai Egyetem Digitális Archívum: Nemrég beküldött
Találatok megtekintése: 7701-7720 összesen: 28207
-
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 ... -
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) ... -
Robust and Optimal Control Design for Vehicle Suspension System
(2025)Developing a reliable control algorithm for a mechatronic suspension can be tricky because of the nonlinear nature of the system and the necessity to achieve a good trade-off between the requirements of road handling ... -
Design and Implementation of a Laboratory Prototype for Boolean Function Simplification in Real Time
(2025)The aim of this study is to develop a three-variable Karnaugh-Map (K-MAP) in hardware. K-MAPs are extensively used in digital logic design for simplifying Boolean expressions. Here, we automate the process of Boolean ... -
The Extension of the Triple Fuzzy Time Dependent Travelling Salesman Problem Model, with a Discrete Bacterial Memetic Optimization Algorithm
(2025)The Traveling Salesman Problem (TSP) is one of the most often studied NP-hard graph search problems. There have been numerous publications in the literature that applied various approaches to find the optimum or semi ... -
Recovery Processes of Small and Powdered Iron-Containing Waste, from the Steel Industry
(2025)On a daily basis, within the steel industry, significant amounts of small and powdered waste are generated, which possess intrinsic value, determined by their content of useful elements (e.g., Fe, C). For this reason, ... -
Debugging Cloud Continuum Blueprint Primitives with an ML-based Steering Method Toward Extreme Conditions
(2025)Debugging high-dimensional state spaces in cloud continuum environments poses significant challenges, particularly when investigating extreme conditions such as high latency, competing on resources, or configuration ... -
Comparative Analysis of Performances of an Improved Particle Swarm Optimization and a Traditional Particle Swarm Optimization for Training of Neural Network Architecture Space
(2025)Many studies evaluating the performance of various optimization methods for training Artificial Neural Networks (ANNs) have produced conflicting results. This discrepancy often arises due to the limited application of ... -
A Preprocessing Method to Improve Edge Crack Detection from Railway Tunnel Lining Images
(2025)Crack detection is critical for guaranteeing the safety of bridges, railways, and other infrastructures; however, it is a difficult task, particularly for tunnels. Tunnel lining images are primarily acquired using vision ... -
Estimation of Vertical Forces and Track Degradation Considering, Wheel-Rail Interaction, Railway Traffic Severity and Seasonal Conditions
(2025)Investigation of train speed, axle load and environmental conditions impact on the vertical forces that are exerted on railway tracks is an actual railway track condition monitoring issue. Authors studied this problem ... -
Rolling Contact fatigue Defects and a New Approach to Rail Material Management
(2025)This article describes the current method of calculating the Hertzian contact stress and the corresponding shear stress occurring in the rail head at the rail-wheel contact and highlights the false sense of security that ... -
Numerical Analysis of Stabilization Schemes for the Deformed State of Railway Embankment, Using Piles
(2025)This article presents a numerical analysis of stabilization schemes for the deformed state of a railway embankment using piles. The study involves the analysis of the concept of reinforcing the railway embankment with ... -
A Roughness, Feature-based Algorithm of Point Cloud Segmentation of the Secondary Lining in NATM Tunnel
(2025)To realize point cloud segmentation of secondary lining in tunnel under construction, a roughness feature-based point cloud segmentation algorithm for secondary lining is developed in this paper. Preprocessing of raw ... -
Determination of Dynamic Characteristics and Features of Operation of Pneumatic Springs of High-Speed Railway Rolling Stock, while Changing the Pressure Gauge in the Spring
(2025)The object of research is the pneumatic spring of the pneumatic spring suspension system for high-speed railway rolling stock. A methodology for experimental tests and theoretical studies of a pneumatic spring has been ... -
Enhancing Railway Section Capacity, during Expansion of the European Railway Network
(2025)The Trans-European Transport Network was established by the European Union to connect Europe from west to east and north to south through a transportation network. One of the challenges in organizing barrier-free railway ...