In modern industries, there is a significant repository of sensor data, which contains a large amount of information. Unfortunately, this rich source of information is undervalued and underutilized, and its full potential is not fully exploited by modern day manufacturers. In the Industry 4.0...

Data is everything - at least this is one of the main messages of the ongoing industrial revolution. Manufacturing companies all over the world are expanding their digital infrastructure and knowledge on data analysis in the hope of increasing their KPIs with the help of artificial intelligence...

The data presented in this article are related to the published article entitled “A Judgment-Based Model for Usability Evaluating of Interactive Systems Using Fuzzy Multi Factors Evaluation (MFE)” in “Applied Soft Computing” [1]. The purpose of data collection in this paper was to...

The purpose of this study was to analyze the competitive situation of the cheminformatics industry using Porter’s competitive model and to determine the priority and weight of each competitive force in this industry. In addition to qualitative analysis of data collected from library surveys...

This paper aims to discuss the role of digital agility and digital competitiveness in SMEs' innovative performance in the context of a digitally turbulent environment. While SME innovative performance is a key research topic, we did not find recent research that investigates the relationship...

The study aimed to present an integrated model for evaluation of big data (BD) challenges and analytical methods in recommender systems (RSs). The proposed model used fuzzy multi-criteria decision making (MCDM) which is a human judgment-based method for weighting of RSs’ properties. Human...

The study aimed to propose a judgment-based evaluation model for usability evaluating of interactive systems. Human judgment is associated with uncertainty and gray information. We used the fuzzy technique for integration, summarization, and distance calculation of quality value judgment. The...

Ezen jegyzetet elektronikus jegyzetnek szánjuk. A lineáris programozási feladatok CPLEX LP kódját sok feladat esetében megadjuk. Ezek a kódok változtatás nélkül futtathatóak, megkönnyítve az eredmények reprodukálását. Ez a módszer a tanulást megkönnyíti, viszont a jegyzet...

The COVID-19 pandemic has resulted in a widespread shift to online education around the world and in Hungary, too. Educational institutions from kindergartens to universities were forced to adapt rapidly to this new situation, when the space of education moved from classrooms to online video...

Security threats, among other intrusions affecting the availability, confidentiality and integrity of IT resources and services, are spreading fast and can cause serious harm to organizations. Intrusion detection has a key role in capturing intrusions. In particular, the application of machine...

Mining association rules are one of the most critical data mining problems, intensively studied since their inception. Several approaches have been proposed in the literature to extend the basic association rule framework to extract more general rules, including the negation operator. Thereby,...

Technology advancements are constantly focused at enhancing the quality of life for its consumers. A similar observation may be made about natural language processing. In recent years, chatbots, or conversational systems, have grown in popularity due to their ability to converse with humans....

Exercise generation is a subject worthy of investigation. In our previous papers, a new multi-objective harmony search metaheuristic algorithm called EGAL was presented, designed to address a widely recognised problem: generating diverse exercises to measure students’ knowledge on various...

This paper is the last one of a series of 9 lecture notes in Algorithmic and Advanced Programming in Python that are part of the Syllabus of Dauphine PSL's Master in Computer Science, Decision Making & Data. It taught advanced data structure in python with a focus on core and practical details...

This article adopts a political theoretical perspective to address the problem of AI regulation. By disregarding the political problem of enforceability, it is argued that the applied ethics approach dominant in the discussions on AI regulation is incomplete. Applying realist political theory,...

A statisztikai adatok alapján hazánkban a diplomások több mint fele nő. Ugyanakkor a matematikai, természettudományos, műszaki vagy informatikai területeken (STEM) továbbra is alul reprezentáltak, sőt a technológiai iparágban alulfizetettek és gyakran találkoznak...

As Photovoltaic (PV) energy is impacted by various weather variables such as solar radiation and temperature, one of the key challenges facing solar energy forecasting is choosing the right inputs to achieve the most accurate prediction. Weather datasets, past power data sets, or both sets can...

A technológiai fejlődésnek köszönhetően napjainkra a személyi számítógépek lehetővé tették a jellemzően nagy számításigényű gépi tanulásra épülő módszerek alkalmazását. Ezzel párhuzamosan az utóbbi években jelentős előrelépés történt a szabad hozzáférésű...

This paper is the 8th of a series of 9 lecture notes in Algorithmic and Advanced Programming in Python that are part of the Syllabus of Dauphine PSL's Master in Computer Science, Decision Making & Data. It taught advanced data structure in python with a focus on core and practical details to...

This paper is the sixth of a series of 9 lecture notes in Algorithmic and Advanced Programming in Python that are part of the Syllabus of Dauphine PSL's Master in Computer Science, Decision Making & Data. It taught advanced data structure in python with a focus on core and practical details to...

This paper is the third of a series of 9 lecture notes in Algorithmic and Advanced Programming in Python that are part of the Syllabus of Dauphine PSL's Master in Computer Science, Decision Making & Data. It taught advanced data structure in python with a focus on core and practical details to...

This paper is the second of a series of 9 lecture notes in Algorithmic and Advanced Programming in Python that are part of the Syllabus of Dauphine PSL's Master in Computer Science, Decision Making & Data. It taught advanced data structure in python with a focus on core and practical details to...

This paper is the first one of a series of 9 lecture notes in Algorithmic and Advanced Programming in Python that are part of the Syllabus of Dauphine PSL's Master in Computer Science, Decision Making & Data. It taught advanced data structure in python with a focus on core and practical details...

This paper is the fifth of a series of 9 lecture notes in Algorithmic and Advanced Programming in Python that are part of the Syllabus of Dauphine PSL's Master in Computer Science, Decision Making & Data. It taught advanced data structure in python with a focus on core and practical details to...

This paper is the seventh of a series of 9 lecture notes in Algorithmic and Advanced Programming in Python that are part of the Syllabus of Dauphine PSL's Master in Computer Science, Decision Making & Data. It taught advanced data structure in python with a focus on core and practical details to...

This paper is the fourth of a series of 9 lecture notes in Algorithmic and Advanced Programming in Python that are part of the Syllabus of Dauphine PSL's Master in Computer Science, Decision Making & Data. It taught advanced data structure in python with a focus on core and practical details to...

This book presents select contributions of the International Scientific-Practical Conference 2021 (ISCP 2021) organized by East European University (Georgia) and Fresenius University of Applied Sciences (Germany). It discusses the challenges of digital transformation during and after the...

This study examines the effect of intellectual property rights (IPR) on firms’ geographic overlap strategy of external technology search (ETS) compared to rivals. I reveal that firms are able to realise less intensity of geographic overlap in ETS locations compared to competitors and that this...

A tanulmány a hagyományos vállalati formától teljesen eltérő, új szervezeti típust mutat be. Az rLoop egy olyan, műszaki fejlesztéssel foglalkozó szervezet, amely felhőalapú számítástechnika segítségével működik, a tagok személyes kapcsolattartása nem jellemző. A...

A digitalizáció az internet elterjedésének köszönhetően vált egyre fontosabbá az 1990-es évek végétől. Az online térhódítás átalakított iparági rendszereket (például turisztikai szolgáltatók), új munkahelyeket generált és azonnalibbá, így gyorsabbá tette az emberek...

By 2018, business analytics (BA), believed by global CIOs to be of strategic importance, had for years been their top priority. It is also a focus of academic research, as shown by a large number of papers, books, and research reports. On the other hand, the BA domain su®ers from several...

Developing a big data signal processing method is to monitor the behavior of a common component: a pneumatic actuator. The method is aimed at supporting condition-based maintenance activities: monitoring signals over an extended period, and identifying, classifying diferent machine states that...

Augmented reality (AR) applications have a serious problem with the accuracy of the azimuth angle provided by mobile devices. The fusion of the digital magnetic compass (DMC), accelerometer and gyroscope gives the translation and rotation of the observer in 3D space. However, the precision is...

The nucleolus offers a desirable payoff-sharing solution in cooperative games, thanks to its attractive properties-it always exists and lies in the core (if the core is nonempty), and it is unique. The nucleolus is considered as the most `stable' solution in the sense that it lexicographically...

In kidney exchange programmes patients with end-stage renal failure may exchange their willing, but incompatible living donors among each other. National kidney exchange programmes are in operation in ten European countries, and some of them have already conducted international exchanges through...

Kiinduló hipotézisünk szerint, minél magasabb egy adott ország digitális fejlettségi szintje, annál magasabb életminőség érhető el a különböző digitális technológiai előnyök nyújtotta megoldások következtében. Kutatásunk során az Európai Uniós országok Digitális...

Az infokommunikációs technológiák elterjedése a társadalomban és a gazdaságban, valamint a digitalizáció hatásai egyaránt a szolgáltatásközpontú gazdaság felé való elmozdulásra utal. A gyűjtőnéven felhő alapú szolgáltatásoknak feltűnése ebbe a trendbe sorolható,...

Amikor a problémamegoldás készségéről beszélünk, akkor általában a programozás jut eszünkbe, mint tevékenység, ami fejleszti az algoritmikus gondolkodást, illetve az absztrakciós készséget. Ugyanakkor a táblázatkezelésről első gondolatként a szoftveralkalmazás területe...

In our present paper, we analyze the accounting aspects of digitalization and industry 4.0 in Hungary. First of all, the accounting profession is a traditional profession and accoun-ting rules and principles are established and have been the same for many years. However, globalization of...

Az Internet alkalmazásfejlesztés tantárgy oktatásának célja, hogy a hallgatók megismerkedjenek, és jártassági szinten elsajátítsák a Java alapú webes alkalmazások fejlesztésnek terminológiáját. Az ismertetett témák között szerepel a HTTP kérések kezelése, HTTP...

The theory Ordinals can serve as a replacement for the theory ZFC because:• Ordinals are a very well understood mathematical structure.• There is only one model of Ordinals up to a unique isomorphism, which decides every proposition of the theory Ordinals in the model.• The theory Ordinals...

A negyedik ipari forradalom részeként, a felhőalapú informatikai szolgáltatások (cloud computing) általánosan elterjedtté váltak az elmúlt évtizedben, jelentős hatással a felhasználói és a szolgáltatói piacra egyaránt. A felhőszolgáltatások által a felhasználók...

The Act No. CCXXII. of 2015 on general rules of electronic administration and trust services, (hereinafter ‘eAdministration Act’), defined the concept of customisable electronic administration user interface (hereinafter ‘SZÜF’). The purpose of establishing the SZÜF portal was to...

Az információs technológiák és az általuk szavatolt biztonság napjainkra kritikus szerepet töltenek be a szervezetek mindennapi életében, és nagyban képesek támogatni azok sikerességét. A tanulmány elsődleges célja feltárni, hogy milyen változásokat okoz a vezetésben és a...

There are definite intentions and efforts for spreadingopen source office software in the Hungarian public service. However, LibreOffice offers almost the same functionality than Microsoft Office, document compatibility may be problematic, and both the appearance and the access to a part of...