1. Meritev tokovnega polja pri obtekanju modelov avtomobilov z uporabo metode piv : diplomsko deloJovan Bijeljić, 2024, diplomsko delo Opis: Diplomsko delo obravnava vizualizacijo in analizo aerodinamičnih pojavov okoli modela avtomobila pri različnih hitrostih vetra s pomočjo metode PIV (Particle Image Velocimetry). Meritve so bile izvedene pri štirih hitrostih vetra: 0,5 m/s, 0,9 m/s, 1,2 m/s in 1,5 m/s. Sistem PIV, ki vključuje lasersko tehnologijo in visoko hitrostne kamere, je omogočil natančno vizualizacijo zračnih tokov in turbulentnosti okoli modela. Rezultati kažejo, da višje hitrosti vetra povzročajo večje turbulence in motnje v tokovih, kar negativno vpliva na stabilnost in zračni upor vozila. Zaključki poudarjajo pomen aerodinamične optimizacije za izboljšanje zmogljivosti in varnosti vozil. Ključne besede: aerodinamika, PIV, obtekanje, model avtomobila Objavljeno v DKUM: 13.02.2025; Ogledov: 0; Prenosov: 1
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2. Razvoj Marketing vodiča za mala vinarstva: strateško načrtovanje in praktični vpogled : magistrsko deloTeodora Marković, 2025, magistrsko delo Opis: Magistrsko delo obravnava razvoj marketinškega vodiča za manjše vinske kleti, ki temelji na modelu marketinškega miksa 4P in razširjenega 7P. Glavni cilji raziskave so bili ugotoviti, kateri so glavni izzivi pri promociji izdelkov manjših pridelovalcev vin ob omejenih finančnih sredstvih in kako vodič prispeva k praktični uporabi marketinških strategij. Na podlagi kvalitativne analize intervjujev z lastniki vinskih kleti smo ugotovili, da vodič predstavlja koristno orodje za boljše razumevanje in implementacijo promocijskih strategij, čeprav so zaradi omejenih virov možnosti za njegovo polno uporabo omejene. Promocija se je izkazala za osrednji element, pri katerem vodič prinaša največ koristi, saj omogoča večjo prepoznavnost in ciljno povezovanje s strankami. Kljub temu pa so časovne in finančne omejitve ter pomanjkanje kadrov ključni izzivi pri izvajanju strategij. Delo tako prispeva k razumevanju praktičnih potreb manjših vinskih kleti ter nakazuje na pomen prilagodljivih marketinških orodij, ki so dostopna tudi podjetjem z omejenimi resursi. Ključne besede: Marketinški vodič, marketinški model, manjše vinske kleti, promocija Objavljeno v DKUM: 11.02.2025; Ogledov: 0; Prenosov: 2
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3. Sustainable development of ethno-villages in Bosnia and Herzegovina : a multi criteria assessmentBoris Prevolšek, Aleksandar Maksimović, Adis Puška, Karmen Pažek, Maja Borlinič Gačnik, Črtomir Rozman, 2020, izvirni znanstveni članek Opis: This paper explores ethno-villages in Bosnia and Herzegovina as an important element of rural and cultural tourism. The attractiveness of natural and cultural heritage is very important for sustainable rural tourism development. In order to improve the process of decision making to enable the sustainable development of ethno-villages, a multi-criteria assessment model has been developed. The methodology is based on qualitative modeling using a multi-criteria analysis via the DEXi software. The model is based on hierarchical relations consisting of three main criteria that are the basis of sustainable tourism development: economic, social, and environmental criteria. The ultimate goal of the model in this study was to evaluate ethno-villages, namely six ethno-villages in Bosnia and Herzegovina. The results of the study show how ethno-villages contribute to sustainable development. Ključne besede: sustainable development, tourism, ethno-villages, DEXi, decision support, multi-criteria model, assessment Objavljeno v DKUM: 07.02.2025; Ogledov: 0; Prenosov: 2
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4. Modelling and analysis of the ionospheric impact on observables in low earth orbit monitoring systems for gnssDominik Zdelar, 2024, magistrsko delo Opis: Ionospheric errors in the ionosphere are a major source of signal delays in Global Navigation Satellite System (GNSS) propagation, particularly in the 250-400 km region of the ionosphere, where high electron density occurs. This thesis develops a model to estimate electron density at 300 km, focusing on improving predictions of ionospheric delays in signal paths between Medium Earth Orbit (MEO) and Low Earth Orbit (LEO) satellites. The model utilizes simulated orbits on specific dates to account for varying solar flux strengths and compares results with data from the Swarm mission. The findings aim to enhance GNSS delay estimation and navigation accuracy regarding ionospheric errors. Ključne besede: ionosphere, GNSS, model, MEO, LEO Objavljeno v DKUM: 06.02.2025; Ogledov: 0; Prenosov: 6
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5. Hybrid reality development - can social responsibility concepts provide guidance?Igor Perko, 2021, izvirni znanstveni članek Opis: Purpose: This paper aims to define hybrid reality (HyR) as an ongoing process in which artificial intelligence (AI) technology is gradually introduced as an active stakeholder by using reasoning to execute real-life activities. Also, to examine the implications of social responsibility (SR) concepts as featured in the HyR underlying common framework to progress towards the redefinition of global society.
Design/methodology/approach: A combination of systemic tools is used to examine and assess the development of HyR. The research is based on evolutionary and learning concepts, leading to the new meta-system development. It also builds upon the viable system model and AI, invoking SR as a conceptual framework. The research is conducted by using a new approach: using system dynamics based interactions modelling, the following two models have been proposed. The state-of-the-art HyR interactions model, examined using SR concepts; and a SR concept-based HyR model, examined using a smart vehicle case.
Findings: In the HyR model, interaction asymmetry between stakeholders is identified, possibly leading to pathological behaviour and AI technology learning corruption. To resolve these asymmetry issues, an interaction model based on SR concepts is proposed and examined on the example of an autonomous vehicle transport service. The examination results display significant changes in the conceptual understanding of transport services, their utilisation and data-sharing concepts.
Research limitations/implications: As the research proposal is theoretical in nature, the projection may not display a fully holistic perspective and can/should be complemented with empirical research results.
Practical implications: For researchers, HyR provides a new paradigm and can thereby articulate potential research frameworks. HyR designers can recognise projected development paths and the resources required for the implication of SR concepts. Individuals and organisations should be aware of their not necessarily passive role in HyR and can therefore use the necessary social force to activate their status.
Originality/value: For the first time, to the best of the author’s knowledge, the term HyR is openly elaborated and systemically examined by invoking concepts of SR. The proposed model provides an overview of the current and potential states of HyR and examines the gap between them. Ključne besede: artificial intelligence, social responsibility, systems thinking, cybernetics, hybrid reality, interactions model Objavljeno v DKUM: 04.02.2025; Ogledov: 0; Prenosov: 2
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6. Recent applications of explainable AI (XAI) : a systematic literature reviewMirka Saarela, Vili Podgorelec, 2024, pregledni znanstveni članek Ključne besede: explainable artificial intelligence, applications, interpretable machine learning, convolutional neural network, deep learning, post-hoc explanations, model-agnostic explanations Objavljeno v DKUM: 31.01.2025; Ogledov: 0; Prenosov: 2
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7. Sequence-to-Sequence models and their evaluation for spoken language normalization of SlovenianMirjam Sepesy Maučec, Darinka Verdonik, Gregor Donaj, 2024, izvirni znanstveni članek Ključne besede: low-resource language, applications, spoken language, normalization, character unit, subword unit, statistical model, long short-term memory, transformer, error analysis Objavljeno v DKUM: 31.01.2025; Ogledov: 0; Prenosov: 1
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9. Mathematical model-based optimization of trace metal dosage in anaerobic batch bioreactorsTina Kegl, Balasubramanian Paramasivan, Bikash Chandra Maharaj, 2025, izvirni znanstveni članek Opis: Anaerobic digestion (AD) is a promising and yet a complex waste-to-energy technology. To optimize such a process, precise modeling is essential. Developing complex, mechanistically inspired AD models can result in an overwhelming number of parameters that require calibration. This study presents a novel approach that considers the role of trace metals (Ca, K, Mg, Na, Co, Cr, Cu, Fe, Ni, Pb, and Zn) in the modeling, numerical simulation, and optimization of the AD process in a batch bioreactor. In this context, BioModel is enhanced by incorporating the influence of metal activities on chemical, biochemical, and physicochemical processes. Trace metal-related parameters are also included in the calibration of all model parameters. The model’s reliability is rigorously validated by comparing simulation results with experimental data. The study reveals that perturbations of 5% in model parameter values significantly increase the discrepancy between simulated and experimental results up to threefold. Additionally, the study highlights how precise optimization of metal additives can enhance both the quantity and quality of biogas production. The optimal concentrations of trace metals increased biogas and CH4 production by 5.4% and 13.5%, respectively, while H2, H2S, and NH3 decreased by 28.2%, 43.6%, and 42.5%, respectively. Ključne besede: anaerobic digestion, batch bioreactor, methane production, model parameters calibration, active set optimization method, perturbation of model parameter, gradient based optimization, trace metals Objavljeno v DKUM: 30.01.2025; Ogledov: 0; Prenosov: 2
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10. Integrirani molekularni tkivni označevalci : matematični model v pristopu k oceni in predvidevanju raka prostate s tkivnimi molekularnimi označevalciMiha Munda, 2024, izvirni znanstveni članek Opis: Standardni kriteriji za diagnozo raka prostate mnogokrat niso zadostni, da bi predvideli potek in izhod te pogoste bolezni. Vrednotenje molekularnih tkivnih označevalcev, še posebej tistih, ki označujejo apoptozo in proliferacijo, integrirani v matematični model, lahko pridonese k boljšemu razumevanju razvoja in patogeneze te bolezni; nadalje tudi k izboru oz. določitvi adekvatne terapije in bi odprlo tudi nove perspektive v iskanju novih terapij. Ključne besede: matematični model, rak prostate, tkivni označevalec, p53, bcl-2, CD105, mathematical model, prostate cancer, tissue marker, p53, bcl-2, CD105 Objavljeno v DKUM: 28.01.2025; Ogledov: 0; Prenosov: 15
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