University of Miskolc OJS
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A mesterséges intelligencia munkahelyi alkalmazása és annak hatása a munkavállalók alapjogaira
In this paper, we examine the relevant rules of the Artificial Intelligence Act, its risk-based categorisation, and the provisions for high-risk AI systems. Moreover, we conduct a comprehensive analysis of the use of AI in the workplace, shedding light on its impact on fundamental rights, particularly the right to protection of personal data and non-discrimination.Jelen tanulmányban a mesterséges intelligenciáról szóló rendelet releváns szabályait vizsgáljuk, a kockázatalapú kategorizálását és a nagy kockázatú MI-rendszerekre vonatkozó rendelkezéseket a technológia munkahelyi alkalmazása tekintetében. Továbbá ismertetjük a mesterséges intelligencia munkahelyi használatainak esetköreit és a technológia alapjogokra gyakorolt hatását, különösen a személyes adatok védelméhez való jog és a hátrányos megkülönböztetés tilalma vonatkozásában
Health Care Ethics Committees (HECs) – a useful instrument for legal compliance?
Until now, health care respective hospital ethics committees (HECs) have hardly been considered as an instrument of compliance. This article presents an initial review of this established structure from the point of view of legal compliance. To this end, the emergence, dissemination, and functioning of HECs in the USA and Germany are presented and questions of quality are addressed. The extent to which the structure of ethics committees in health care facilities can be viewed and utilized as a compliance tool is examined in relation to compliance as a means of ensuring legal conformity, preventing legal violations, and as a compliance culture. It is shown that HECs are suitable as a compliance tool if they function well, but that some improvements are still needed, especially with regard to the ethical and legal expertise of the counselors and the financial resources of the structure.Until now, health care respective hospital ethics committees (HECs) have hardly been considered as an instrument of compliance. This article presents an initial review of this established structure from the point of view of legal compliance. To this end, the emergence, dissemination, and functioning of HECs in the USA and Germany are presented and questions of quality are addressed. The extent to which the structure of ethics committees in health care facilities can be viewed and utilized as a compliance tool is examined in relation to compliance as a means of ensuring legal conformity, preventing legal violations, and as a compliance culture. It is shown that HECs are suitable as a compliance tool if they function well, but that some improvements are still needed, especially with regard to the ethical and legal expertise of the counselors and the financial resources of the structure.Until now, health care respective hospital ethics committees (HECs) have hardly been considered as an instrument of compliance. This article presents an initial review of this established structure from the point of view of legal compliance. To this end, the emergence, dissemination, and functioning of HECs in the USA and Germany are presented and questions of quality are addressed. The extent to which the structure of ethics committees in health care facilities can be viewed and utilized as a compliance tool is examined in relation to compliance as a means of ensuring legal conformity, preventing legal violations, and as a compliance culture. It is shown that HECs are suitable as a compliance tool if they function well, but that some improvements are still needed, especially with regard to the ethical and legal expertise of the counselors and the financial resources of the structure
Workplace compliance and whistle-blowing in Hungary
Employers have several obligations that do not stem from labour law alone. This study presents the phenomenon of workplace compliance with several associated issues. This study examines diversity management, one of the most colourful challenges of companies, and discusses the workplace whistle-blowing system, with its domestic rules and possible future amendments.Employers have several obligations that do not stem from labour law alone. This study presents the phenomenon of workplace compliance with several associated issues. This study examines diversity management, one of the most colourful challenges of companies, and discusses the workplace whistle-blowing system, with its domestic rules and possible future amendments.Employers have several obligations that do not stem from labour law alone. This study presents the phenomenon of workplace compliance with several associated issues. This study examines diversity management, one of the most colourful challenges of companies, and discusses the workplace whistle-blowing system, with its domestic rules and possible future amendments
Branding Strategies and Sales Volume of Nestle Products: A Nigeria University Experience
Building a strong brand is no longer an easy endeavor, it demands strategic prowess. Hence, branding strategies and sales volume of nestle products in Nigeria university was investigated. Specifically, it examined brand awareness and loyalty on customer patronage, and purchase decision respectively. Descriptive survey was adopted using questionnaire to examine a sample of 342 students who are customers of Nestle products. The obtained data was analyzed using SPSS. The study revealed that brand awareness and loyalty significantly affect customer patronage and purchase decision respectively with R2 of 59.1%, and 70.1, both p-values<0.000. It concluded that branding strategy is significant to sales volume. It recommended that managers showed focus on brand strategies to boost sales volume. This implies that investing in brand awareness and loyalty is a strategic imperative that converts above 59% of branding efforts directly into sales revenue
Urban mining comminution technological applications as the most important part of circular economy, A review: ONLINE FIRST (pre-proof)
Mankind needs materials for civilisation. The earth sciences & engineering (exploration, extraction and processing of natural and anthropogenic resources) has been supplied raw- and commodity materials for production. Recently it is evident that a better management with natural resources is necessary and therefore the concept of circular economy was born. Its first leg is the system level optimization of the production – consumption cycle by optimal energy usage, circular minded design, and circular minded behaviour of the society, optimised and elongated use of products, re-use, re-manufacture and so on. However, as the name circular economy implies the second leg, namely the circulation of the materials is the most important element. The concept of urban mining means the mining and processing, therefore reclaiming compounds and elements from any kind of anthropogenic origin stocks, including buildings, infrastructure, industries and products (in and out of use). This review paper compiles examples from the literature showcasing industrial applications of urban mining waste-to-material recycling, focusing on cases where mechanical processing of man-made raw materials is essential, thus necessitating comminution and classification processes. Flow types of anthropogenic raw materials are reported to EU authorities regularly, therefore subcategorization of waste types follows the EU nomenclature. Characteristic comminution machines and main types of stressing and some cases characterising separation units are presented which are illustrated by a few selected application examples
Crushed Concrete – Quality Issues of Concrete Recycling: ONLINE FIRST (pre-proof)
According to current practice, structural concrete is designed to last for decades, and when a concrete structure reaches the end of its life cycle, it must be recycled in accordance with the principle of the circular economic approach. The presented experimental results expand the knowledge required for the re-use of recycled concrete aggregates produced from crushed concrete in concrete and the re-use of recycled concrete fines as cement additive. They represent the importance of appropriate, selective preparation technology and the role played by the material characteristics of crushed concrete in the development of certain properties of concrete. Knowledge of these relationships is not only useful for concrete technologists, but also for recycling plants that process concrete waste, since the cooperation of these stakeholders is necessary in order for crushed concrete to become a valuable product in the construction industry, instead of ending up as waste
Hybrid model integrating predictive analytics and environmental adaptation: ONLINE FIRST (pre-proof)
The research investigates industrial maintenance strategies in the oil and gas sector and proposes a hybrid model that adapts maintenance schedules based on real-time environmental data. Comparative analysis shows that traditional strategies either cause inefficiencies or incur high failure risks. The hybrid approach integrates predictive analytics with environmental inputs such as corrosion and weather conditions. Simulations demonstrate a 15% reduction in failure rates and annual cost savings of up to $15 million per facility. The model enhances operational resilience, optimizes resource use, and aligns with the industry's transition toward safer and more sustainable practices
Mélygeneratív modellek alkalmazása portré művészet generálására: A GAN-ok és VAE-k összehasonlító tanulmánya
Deep Generative Models (DGMs) have emerged as powerful tools for generating diverse and realistic data across various domains. This paper presents a comprehensive systematic review of existing DGMs, discovering their methodologies, architectures, and applications. We delve into the fundamental concepts of Generative Adversarial Networks (GANs) and Variational Autoencoders (VAEs), highlighting their respective strengths and weaknesses. Furthermore, we provide a detailed case study focusing on the utilization of GANs and VAEs for generating images of portrait art. By employing a dataset of portrait artworks, we demonstrate the capabilities of these DGMs in capturing the latent representation to generate new art’s. Through a comparative analysis of the generated results, we evaluate the likelihood and the inception score achieved by each model. By diving into theoretical insights with practical experimentation, this paper offers valuable insights into DGMs and their potential applications. The findings and discussions presented contribute to a deeper understanding of deep generative modeling techniques and pave the way for future advancements the fieldA mélygeneratív modellek (Deep Generative Models, DGMs) hatékony eszközökként jelentek meg különböző területeken sokszínű és élethű adatok generálására. Ez a tanulmány átfogó, szisztematikus áttekintést nyújt a meglévő DGMs-ekről, bemutatva azok módszertanait, architektúráit és alkalmazásait. Részletesen foglalkozunk a Generatív Ellenséges Hálózatokkal (Generative Adversarial Networks, GANs) és a Variációs Autoenkóderekkel (Variational Autoencoders, VAEs), kiemelve ezek erősségeit és gyengeségeit. Emellett részletes esettanulmányt is bemutatunk, amely a GAN-ok és VAE-k portré művészeti képek generálásában való alkalmazására fókuszál. Egy portré műalkotásokat tartalmazó adathalmaz segítségével demonstráljuk, hogy ezek a modellek miként képesek a látens reprezentáció megragadására és új műalkotások létrehozására. Az elkészült eredmények összehasonlító elemzésével értékeljük az egyes modellek által elért valószínűségi mutatókat és inception score-okat. Az elméleti betekintést gyakorlati kísérletekkel ötvözve ez a tanulmány értékes ismereteket nyújt a DGMs-ekről és azok lehetséges alkalmazásairól. Az itt bemutatott eredmények és elemzések hozzájárulnak a mélygeneratív modellezési technikák mélyebb megértéséhez, és utat nyitnak a terület jövőbeli fejlesztései előtt
Munka vagy anyaság? – Strukturális feszültségek a kisgyermekes nők munkaerőpiaci visszatérésében
The return of mothers with young children to the labor market lies at the intersection of complex social, economic, and psychological factors. This study presents the results of a quantitative questionnaire survey conducted among mothers raising young children. The main objective was to identify the obstacles, dilemmas, and support opportunities that influence women’s reintegration into the labor market, with a special focus on role conflicts and the phenomenon of “maternal wall bias.” Comparing international practices highlights both the strengths and weaknesses of the Hungarian system. The study emphasizes that reintegration is not only an individual but also a structural and societal challenge requiring shared responsibility.A kisgyermekes anyák munkaerőpiacra való visszatérésének kérdése komplex társadalmi, gazdasági és pszichológiai összefüggések metszéspontjában helyezkedik el. A tanulmány a szerzők kvantitatív kérdőíves vizsgálatának eredményeit mutatja be, melyet kisgyermeket nevelő nők körében végeztek. A kutatás célja annak feltárása volt, hogy milyen akadályok, dilemmák és támogatási lehetőségek befolyásolják a nők munkaerőpiaci reintegrációját, különös tekintettel a szerepkonfliktusokra és a „maternal wall bias” jelenségére. A nemzetközi gyakorlatokkal való összevetés rávilágít a hazai rendszer erősségeire és hiányosságaira. A tanulmány hangsúlyozza, hogy a visszatérés nem csupán egyéni, hanem strukturális és társadalmi kihívás is, amely közös felelősségvállalást igényel
Irán jogalkotási válasza a gyermekek kibertérben való áldozattá válására: büntetőpolitikai nézőpont
The entry into cyberspace has created risks, especially for children, who are among the most vulnerable. This article evaluates Iran’s criminal policy response to child victimization in cyberspace by analyzing existing laws, their effectiveness, and the strengths and weaknesses of the criminal justice system. It also proposes solutions for improved child protection. Key aspects of reactive criminal policy include special criminalization, global jurisdiction over child cyber pornography, support for NGOs, specialized cybercrime departments, and formal protection measures for child victims. The findings aim to enhance Iran1s approach to cybercrimes against children.Az emberi tevékenység kibertérbe való belépése kockázatokat is hordoz, különösen a gyermekek számára, akik a legsebezhetőbbek közé tartoznak. Ez a tanulmány Irán büntetőpolitikai válaszát értékeli a gyermekek kibertérben való áldozattá válására, elemezve a meglévő jogszabályokat, azok hatékonyságát, valamint a büntető igazságszolgáltatási rendszer erősségeit és gyengeségeit. Javaslatokat is megfogalmaz a gyermekvédelem javítására. A reaktív büntetőpolitika kulcselemei közé tartozik a speciális kriminalizálás, a globális joghatóság a gyermekekkel kapcsolatos kiber-pornográfia felett, a civil szervezetek támogatása, a kiberbűnözéssel foglalkozó szakosított osztályok létrehozása és a gyermekáldozatok hivatalos védelme. Az eredmények céljaIrán megközelítésének javítása a gyermekek ellen elkövetett kibertéri bűncselekmények kezelésében