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Ognjen Radovic,Srdan Marinkovic,Jelena Radojicic
Credit scoring attracts special attention of financial institutions. In recent years, deep learning methods have been particularly interesting. In this paper, we compare the performance of ensemble deep learning methods based on decision trees with the b...
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Jelena Radojicic,Ognjen Radovic
Pág. 053 - 069
This paper examines the market efficiency of the most significant cryptocurrencies, Bitcoin and Ethereum. In the paper, we use several different tests to check the normality of return distribution, long-run correlation and heteroscedasticity of retu...
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Bojan Ðurin, Lucija Plantak, Ognjen Bonacci and Fabio Di Nunno
Forecasting upstream flow amount based on downstream flow values is a new way of managing flood risk. This kind of prediction of the flow, size, and intensity of rivers in the alluvial aquifers is, in most cases, a challenging task due to climate change,...
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Ognjen Bonacci, Bojan Ðurin, Tanja Roje Bonacci and Duje Bonacci
The air temperature trends measured at the central meteorological station Vara?din and the water temperature measured at the Botovo station on the Drava River were analyzed from 1 January 1969 to 31 December 2021. Analyses were performed for three differ...
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Neofytos Dimitriou and Ognjen Arandjelovic
Normalization as a layer within neural networks has over the years demonstrated its effectiveness in neural network optimization across a wide range of different tasks, with one of the most successful approaches being that of batch normalization. The con...
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Ognjen Bonacci, Duje Bonacci, Matko Patekar and Marco Pola
The Adriatic Sea and its coastal region have experienced significant environmental changes in recent decades, aggravated by climate change. The most prominent effects of climate change (namely, an increase in sea surface and air temperature together with...
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Maja Vurnek, Andrijana Brozincevic, ?eljko Rendulic, Kazimir Miculinic, Vesna Vukadin, Ognjen ?kunca
Pág. 87 - 96
Plitvice Lakes National Park (PLNP) is the oldest protected area in Croatia (since 1949) and was placed on the UNESCO World Heritage List in1979. It is an area of outstanding universal value consisting of a freshwater ecosystem of 16 lakes divided by tuf...
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Zoran Tomic,Ognjen Radovic
Pág. 177 - 187
Problem of distribution gathers the attention of researchers for years. In their research they analyze the uniformity of distribution using Pareto model of distribution, the Lorenz curve and the Gini coefficient. Also some authors are testing the applica...
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Jovica Stankovic,Jelena Z. Stankovic,Ognjen Radovic
Pág. 117 - 129
The massive amount of financial time series data that originates from the stock markets generates huge quantity of complex data that is of interest to a large number of market participants. In order to gain a comprehensive understanding of the market mec...
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Prnjat, Ognjen; Sacks, Lionel E
Pág. 126 - 132
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