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Publikacije (37472)

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Anadel Galamić, Zahid Bašić, Nedim Suljić

In order to find the optimal solution for the drainage of rainwater from roads in urban areas, as well as for the evaluation and ranking of conceptual solutions, appropriate mathematical models and software packages were used in this research. For relevant rain episodes, i.e. rainfall of appropriate duration and intensity, runoff coefficients and flows were taken into account and analyzed according to the rational method, all for the purpose of obtaining data on the amount of rainwater entering the sewage system. Through this research, very good correlations and regressions were established between the cross slope of the road and the parameters of rainwater drainage from the road, as well as the correlation and regression relationships of the cross slope of the road and the efficiency of the drain. Likewise, the dependences of the drainage parameters, the efficiency of the drains and the cross slope of the road were determined, expressed through mathematical functions.

Air pollution is a major problem in developing countries and around the world causing lung diseases such as asthma, chronic bronchitis, emphysema, and chronic obstructive pulmonary disease. Therefore, innovative methods and systems for predicting air pollution are needed to reduce such risks. Some Internet of Things (IoT) technologies have been developed to assess and monitor various air quality parameters. In the context of IoT, Artificial intelligence is one of the main segments of smart cities that enables collecting a large amount of data to make recommendations, predict future events and help make decisions. Big data, as part of artificial intelligence, greatly contributes to making further decisions, determining the necessary resources, and identifying critical places thanks to the large amount of data it collects. This paper proposes a solution, with the integration of the Internet of Things (IoT), to predict pollution for any given day. This paper aims to show how sensor-derived data in smart air pollution monitoring solutions can be used for intelligent pollution management. By collecting data from the air pollution sensor that sends the data to the server via. NET 6 REST API endpoint and places it in a SQL Server database together with additional weather data that is collected from REST API for that part of the day, a dataset is created through the ETL process in Jupyter notebook. Linear regression algorithms will be used for making predictions. By detecting the largest sources of air pollution, artificial intelligence solutions can proactively reduce pollution and thus improve health conditions and reduce health costs.

Today's extensive requirements for the storage, management, and analysis of complex, dynamic, evolving, distributed, and heterogeneous data from different sources and platforms, e.g., Big data, generate enormous challenges for IT, especially database applications. That is why the demand for data reduction is increasingly coming from the world of databases, intending to reduce the costs of storing, processing, and querying Big data. There is a large number of different techniques for Big data reduction that can cause confusion and complicate this process. Because of that, the authors proposed a Big data reduction framework to structure and present both data reduction techniques and necessary components essential for a better understanding of the process. The importance and the components of the proposed framework are explained in this paper.

Dževad Forčaković, R. Dervišević

This paper presents the results of detailed geological investigations of the Middle Triassic dolomite deposit of Nikolin Potok, which is located west of Bugojno. Based on the established borders of surface distribution and research results, geological reserves of about 4.6 million m3 have been determined in the wider area of the deposit. The dolomite reserves that have been established so far in this area are at a low level of geological exploration. For this reason, the level of research should be significantly increased, because the calculated and confirmed reserves are very modest compared to the potential possibilities. The paper contains a description of the geological characteristics of the area and the qualitative-quantitative characteristics of dolomite. The results of the conducted research point that the general geological and technical-exploitation factors are favorable and indicate profitable exploitation of the deposit in the coming period as well. Taking into account the significant raw material potential, and the possibility of expanding the existing raw material base, this area has a special significance for the perspective development of dolomite exploitation and its use in the production of technical-building stone.

Andjela Petrovic, Vladimir Markovic, V. Marić, N. Gajović

Abstract Some recent findings suggest that metformin, an oral antidiabetic drug, may have antitumor properties. Studies have shown that metformin can alter cell metabolism, both tumor and immune cells, which can greatly influence disease outcome. In this review, we discuss the potential mechanisms in which metformin can directly induce apoptosis of tumor cells as well as mechanisms in which metformin can elicit or enhance antitumor immune response.

The study of Bosniak literature in the period of the Independent State of Croatia has been marginalized in previous literary-historical studies, and the reasons for this were ideological and political in nature, and not scientific. This work deals with the status of Bosniak literature in the literary-critical horizons of Vladimir Jurčić, the bellwether of the Ustasha national ideology in Bosnia and Sarajevo, in the period from 1941st to 1945th. As a professor, editor of daily and periodical publications, he wrote about Bosniak literature and its canonical writers in the light of the ideological and political worldviews. He propagated theses about socio-political function of literature that extends „people's spirit”, „racial-biological” and „national” features. Jurčić attributed to literature a mediating role in transmitting the deep identity of the Croatian people, and developing a thesis on the Croatian national identity of Bosnian Muslims (Bosniaks) he treated Bosniak writers as the most representative reflectors of Croatian national consciousness in Bosnia. In addition to individual studies on Bosniak writers, Jurčić stated that they were separate units of the unpublished book Muslims in Croatian Literature. Jurčić's literary critical habitus is a product of socio-political and intellectual circumstances in Croatia - in the narrower sense and in the SHS - in the broader sense, which were used as a starting point for the production of certain ideological, political and cultural values in the NDH. As a follower of the ideological platform of Radić's HSS (peasant movement) and its reflections on discursive practices, especially in the social - humanities sciences (Dvorniković, Radić, Tomašić, Lukas), he interpreted literature in accordance with these practices, reducing its meaning only to ruling ideologues. He valorized Bosniak literature as a component of Croatian literature, applying several criteria: collective, linguistic, territorial and religious, which he sought to include the widest possible range of identity features and thus support the thesis of Croatianness Bosnian Muslims (Bosniaks). In literary criticism, he promoted theses on racial, ethical and eugenic superiority, then on the national spirit, linguistic and stylistic specifics of Bosnian Muslims (Bosniaks) as an „organic“ part of the Croatian people. He emphasized the „poljodjelski“ character of Bosniak writers between the two world wars, while in older literature, especially in the oral literary tradition- and all that for need of ideological manipulation in the time of the Independent State of Croatia - war, he emphasized the highland (tribal) character that manifested itself in the epic-agonal consciousness. All these theses arose from the idea of unity and continuity of the „organic nation“, but did not find a stronghold in Bosnia because it was cultural and historical terms different from the native Croatian space, which was in principle a fundamental obstacle to its realization. Aware of the insurmountability of the cultural, literary and historical uniqueness of Bosnia, Jurčić constructed and established the literary-historical construct „literary Bosnia“ which was based on the theory of the history of regional / provincial literature. By „literary Bosnia“ he meant everything that was its „provincial features“: folk history, genealogy, specific speech (dialect - ikavica), lifestyle (Muslims), and the canonical line consisted of Bosniak writers from Safvet-bega Bašagić, Musa Ćazim Ćatić, Edhem Mulabdić, Ahmed Muradbegović, to Alija Nametk, Enver Čolaković, Murat Šuvalić etc.Since in this period the pretensions towards Bosnia and Bosnian Muslims (Bosniaks) were also part of the Serbian national ideology, Jurčić's „literary Bosnia“ can be understood as a counterbalance to the then established Kršić's literary-historical construct „narrative Bosnia“. Unlike Kršić's „narrative Bosnia“, whose canonical line was mostly made up of Bosnian Serb writers (Ćorović, Kočić, Andrić, Ćopić, etc.), Jurčić's „literary Bosnia“ was made up of Bosniak writers as „the purest element of the Croatian people“.

N. Suljanovic, Amila Dervišević, Igor Podbelšek, M. Rošer, L. Maruša, K. Kozelj, Blaž Okorn, M. Zajc

This paper describes the pilot implementation of blockchain technology (Ethereum) for smart grid data management in the IT environment of electrical distribution company Elektro Celje. The work focuses on the decentralised notation of smart meter data to enable secure access and prevent data misuse. The procedure for setting up the pilot project and the operational functions as well as the results of the performance tests are presented and discussed.

Interaction channels are unique opportunities to improve customer satisfaction by offering a consistent problem-solving experience. The role of employees in the contact center is to maintain an appropriate relationship between the company and the customer, thus they are personally responsible for the customer experience. In this paper, an objective evaluation method for evaluating customer-agent interaction, i.e. evaluating calls is proposed. The motivation for evaluating calls stems from the key performance characteristics of a contact center.

Abstract In armed conflicts and crises, children with disabilities face serious threats to their lives and safety, including those related to their inability to flee attacks, risk of abandonment, lack of access to assistive devices, lack of access to basic services and denial of education as well as experiences of stigma, abuse, psychological harm and poverty. Children with disabilities experience multiple and intersecting forms of human rights violations based on their disability and age. Since 2015, Human Rights Watch has documented the impact of armed conflict on children with disabilities in Afghanistan, Cameroon, the Central African Republic, the Gaza Strip in the Occupied Palestinian Territory, South Sudan, Syria and Yemen. While international human rights specifically call for the protection of children with disabilities in situations of armed conflict, the United Nations, governments, parties to the conflict and humanitarian actors have long neglected their specific rights and needs. There is an urgent need for the United Nations and governments to increase efforts to protect children with disabilities as part of their international commitments to protect all children impacted by hostilities. Their attention and investment in those most at risk of violence during armed conflicts will in turn enhance protection measures for everyone.

Flight to the Moon (1969), according to many researchers of the history of science and civilization, is the greatest scientific and technological achievement of the human race. Thus, a centuries-old dream came true: man left Earth for the first time and stepped on another celestial body. Stunned by the achieved success, the scientists set themselves new, more difficult goals, which seemed feasible to them: conquering the planets of the solar system and migrating life to them. And even more and even harder: going beyond the solar system, deep into Cosmos. Analyzing exactly this, undoubtedly, extraordinary success of human thought, and extending it to the scale of the Cosmos, we conclude in this paper that it is a “false symbol”: The moon is so close to Earth that man's flight to the moon is not a flight to Cosmos. We have shown by calculation that, due to the constants that God has determined perfectly precisely and according to which the Cosmos functions (and which, regardless of the development of science, we cannot change), man will never travel through the Cosmos! Thus, the circle is closed: science has led us to God’s instructions as eternal truths given in the Holy Books: God ordained the earth for man’s life.

Mateo Sarmiento Bustamante, S. Pierson, Yue Ren, D. Alapat, A. Bagg, Joshua D. Brandstadter, M. Lechowicz, Hongzhe Lee et al.

S. Pierson, Mateo Sarmiento Bustamante, Joshua D. Brandstadter, D. Alapat, A. Bagg, M. Lechowicz, G. Srkalović, M. Lim et al.

Ilija Stojanović, Adis Puška, Marko Selaković

Abstract Innovation is crucial for the competitiveness of countries in the global market. Countries oriented to progress must invest in innovative activities. Using the example of the Western Balkan countries, this study investigated their innovative competitiveness. The indicators of the Global Innovation Index (GII) were used for the years 2019, 2020, and 2021. A multi-criteria approach was based on the innovative SMART approach. The weights of the criteria were determined using the CRITIC (criteria importance through intercriteria correlation) method, while the CRADIS (compromise ranking of alternatives from distance to ideal solution) method ranked the Western Balkan countries according to their innovative characteristics. The results showed that Montenegro had the best innovation indicators, followed by Serbia, while Albania had the worst indicators. This research showed an innovative approach of using four normalizations, and the advantages of these normalizations were used to contribute to stabilization in multi-criteria decision-making.

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