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1.
Pametni video nadzor domačega okolja z uporabo nevronskih mrež
Uroš Kos, 2025, master's thesis

Abstract: V magistrskem delu smo razvili pameten sistem video nadzora domačega okolja, ki s pomočjo nevronskih mrež omogoča zaznavanje oseb in vozil v realnem času. Sistem uporablja model YOLO za prepoznavanje objektov, lasten model na osnovi ResNet-50 za prepoznavo znamke in modela vozila ter OCR za branje registrskih tablic. Zajeti podatki se shranjujejo v MSSQL bazo in so dostopni prek spletnega vmesnika, razvitega v .NET in Angularju. Rešitev omogoča pregled dogodkov, arhiviranje posnetkov in prikaz v živo ter izkazuje zanesljivo delovanje v različnih vremenskih in svetlobnih pogojih.
Keywords: Pametni video nadzor, nevronske mreže, prepoznavanje vozil, YOLO
Published in DKUM: 22.12.2025; Views: 0; Downloads: 8
.pdf Full text (5,30 MB)

2.
Uporabniška izkušnja in zmogljivost platform za strojno učenje: pregled in primerjava
Tomaž Kramberger, 2025, undergraduate thesis

Abstract: V tej diplomski nalogi smo analizirali in primerjali štiri vodilne platforme za strojno učenje: Google Vertex AI, AWS SageMaker, Azure Machine Learning in Databricks. Osredotočili smo se na njihovo zmogljivost pri treniranju modelov, avtomatizaciji procesov ter uporabniško izkušnjo. Uporabili smo tri različne tipe nalog strojnega učenja: klasifikacijo, regresijo in gručen z uporabo ustreznih javno dostopnih podatkovnih zbirk. Testiranja smo izvedli z uporabo Jupyter zvezkov, ročno hiperparametrizacijo in funkcijami AutoML, kar nam je omogočilo primerjavo med različnimi pristopi na vsaki platformi. Na podlagi analize rezultatov ter uporabniških izkušenj smo izpostavili prednosti in slabosti vsake platforme. Ugotovili smo, da je izbira najbolj primerne platforme odvisna od ciljev, tehničnega znanja uporabnika ter specifičnih zahtev projekta.
Keywords: strojno učenje, platforma za strojno učenje, uporabniška izkušnja, umetna inteligenca, zmogljivost platform za strojno učenje
Published in DKUM: 22.12.2025; Views: 0; Downloads: 5
.pdf Full text (4,78 MB)

3.
Evolutionary game theory use in healthcare : a synthetic knowledge synthesis
Peter Kokol, Jernej Završnik, Helena Blažun Vošner, Bojan Žlahtič, 2025, review article

Abstract: Background: Evolutionary game theory (EGT), originating from Darwinian competition studies, offers a powerful framework for understanding complex healthcare interactions where multiple stakeholders with conflicting interests evolve strategies over time. Unlike traditional game theory, EGT accounts for bounded rationality and strategic evolution through imitation and selection. Aims and objectives: In our study, we use Synthetic Knowledge Synthesis (SKS) that integrates descriptive bibliometrics and bibliometric mapping to systematically analyze the application of EGT in healthcare. The SKS aimed to identify prolific research topics, suitable publishing venues, and productive institutions/countries for collaboration and funding. Data was harvested from the Scopus bibliographic database, encompassing 539 publications from 2000 to June 2025, Results: Production dynamics is revealing an exponential growth in scholarly output since 2019, with peak productivity in 2024. Descriptive bibliometrics showed China as the most prolific country (376 publications), followed by the United States and the United Kingdom. Key institutions are predominantly Chinese, and top journals include PLoS One and Frontiers in Public Health. Funding is primarily from Chinese entities like the National Natural Science Foundation of China. Bibliometric mapping identified five key research themes: game theory in cancer research, evolution game-based simulation of supply management, evolutionary game theory in epidemics, evolutionary games in trustworthy connected public health, and evolutionary games in collaborative governance. Conclusions: Despite EGT’s utility, significant research gaps exist in methodological robustness, data availability, contextual modelling, and interdisciplinary translation. Future research should focus on integrating machine learning, longitudinal data, and explicit ethical frameworks to enhance EGT’s practical application in adaptive, patient-centred healthcare systems
Keywords: evolutionary games theory, healthcare, complex healthcare systems, synthetic knowledge synthesis, thematic analysis
Published in DKUM: 29.10.2025; Views: 0; Downloads: 5
.pdf Full text (587,94 KB)

4.
The role of correspondence analysis in medical research
Bojan Žlahtič, Peter Kokol, Helena Blažun Vošner, Jernej Završnik, 2024, other scientific articles

Abstract: Correspondence analysis (CA) is a multivariate statistical and visualization technique. CA is extremely useful in analyzing either two- or multi-way contingency tables, representing some degree of correspondence between columns and rows. The CA results are visualized in easy-to-interpret “bi–plots,” where the proximity of items (values of categorical variables) represents the degree of association between presented items. In other words, items positioned near each other are more associated than those located farther away. Each bi-plot has two dimensions, named during the analysis. The naming of dimensions adds a qualitative aspect to the analysis. Correspondence analysis may support medical professionals in finding answers to many important questions related to health, wellbeing, quality of life, and similar topics in a simpler but more informal way than by using more complex statistical or machine learning approaches. In that way, it can be used for dimension reduction and data simplification, clustering, classification, feature selection, knowledge extraction, visualization of adverse effects, or pattern detection.
Keywords: public health, medical research, correspondence analysis, synthetic knowledge synthesis, exploratory data analysis, bibliometric
Published in DKUM: 30.07.2025; Views: 0; Downloads: 2
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5.
Machine learning in primary health care : the research landscape
Jernej Završnik, Peter Kokol, Bojan Žlahtič, Helena Blažun Vošner, 2025, review article

Abstract: Background: Artificial intelligence and machine learning are playing crucial roles in digital transformation, aiming to improve the efficiency, effectiveness, equity, and responsiveness of primary health systems and their services. Method: Using synthetic knowledge synthesis and bibliometric and thematic analysis triangulation, we identified the most productive and prolific countries, institutions, funding sponsors, source titles, publications productivity trends, and principal research categories and themes. Results: The United States and the United Kingdom were the most productive countries; Plos One and BJM Open were the most prolific journals; and the National Institutes of Health, USA, and the National Natural Science Foundation of China were the most productive funding sponsors. The publication productivity trend is positive and exponential. The main themes are related to natural language processing in clinical decision-making, primary health care optimization focusing on early diagnosis and screening, improving health-based social determinants, and using chatbots to optimize communications with patients and between health professionals. Conclusions: The use of machine learning in primary health care aims to address the significant global burden of so-called “missed diagnostic opportunities” while minimizing possible adverse effects on patients.
Keywords: primary health care, machine learning, research landscape, synthetic knowledge synthesis
Published in DKUM: 24.07.2025; Views: 0; Downloads: 6
.pdf Full text (887,18 KB)

6.
Artificial intelligence and pediatrics : synthetic knowledge synthesis
Jernej Završnik, Peter Kokol, Bojan Žlahtič, Helena Blažun Vošner, 2024, review article

Abstract: The first publication on the use of artificial intelligence (AI) in pediatrics dates back to 1984. Since then, research on AI in pediatrics has become much more popular, and the number of publications has largely increased. Consequently, a need for a holistic research landscape enabling researchers and other interested parties to gain insights into the use of AI in pediatrics has arisen. To fill this gap, a novel methodology, synthetic knowledge synthesis (SKS), was applied. Using SKS, we identified the most prolific countries, institutions, source titles, funding agencies, and research themes and the most frequently used AI algorithms and their applications in pediatrics. The corpus was extracted from the Scopus (Elsevier, The Netherlands) bibliographic database and analyzed using VOSViewer, version 1.6.20. Done An exponential growth in the literature was observed in the last decade. The United States, China, and Canada were the most productive countries. Deep learning was the most used machine learning algorithm and classification, and natural language processing was the most popular AI approach. Pneumonia, epilepsy, and asthma were the most targeted pediatric diagnoses, and prediction and clinical decision making were the most frequent applications.
Keywords: pediatrics, artificial intelligence, synthetic knowledge synthesis, bibliometrics, machine learning
Published in DKUM: 01.07.2025; Views: 0; Downloads: 10
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7.
Agile Machine Learning Model Development Using Data Canyons in Medicine : A Step towards Explainable Artificial Intelligence and Flexible Expert-Based Model Improvement
Bojan Žlahtič, Jernej Završnik, Helena Blažun Vošner, Peter Kokol, David Šuran, Tadej Završnik, 2023, original scientific article

Abstract: Over the past few decades, machine learning has emerged as a valuable tool in the field of medicine, driven by the accumulation of vast amounts of medical data and the imperative to harness this data for the betterment of humanity. However, many of the prevailing machine learning algorithms in use today are characterized as black-box models, lacking transparency in their decision-making processes and are often devoid of clear visualization capabilities. The transparency of these machine learning models impedes medical experts from effectively leveraging them due to the high-stakes nature of their decisions. Consequently, the need for explainable artificial intelligence (XAI) that aims to address the demand for transparency in the decision-making mechanisms of black-box algorithms has arisen. Alternatively, employing white-box algorithms can empower medical experts by allowing them to contribute their knowledge to the decision-making process and obtain a clear and transparent output. This approach offers an opportunity to personalize machine learning models through an agile process. A novel white-box machine learning algorithm known as Data canyons was employed as a transparent and robust foundation for the proposed solution. By providing medical experts with a web framework where their expertise is transferred to a machine learning model and enabling the utilization of this process in an agile manner, a symbiotic relationship is fostered between the domains of medical expertise and machine learning. The flexibility to manipulate the output machine learning model and visually validate it, even without expertise in machine learning, establishes a crucial link between these two expert domains.
Keywords: XAI, explainable artificial intelligence, data canyons, machine learning, transparency, agile development, white-box model
Published in DKUM: 14.03.2024; Views: 299; Downloads: 43
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8.
Podatkovni kanjoni, pristop strojnega učenja za potrebe razložljive umetne inteligence : doktorska disertacija
Bojan Žlahtič, 2023, doctoral dissertation

Abstract: Z uporabo algoritmov strojnega učenja je mogoče izvesti zapletene analize in pridobiti globlje vpoglede na osnovi obsežnih količin podatkov, kar presega človeške zmožnosti. Navedena značilnost je ključni dejavnik, zaradi katerega je strojno učenje vpeljano v številne domene. Kljub številnim prednostim ni vedno možno integrirati strojnega učenja na določena področja, predvsem zaradi tega, ker se za naprednimi metodami pogosto skrivajo modeli tipa črne skrinje. Ti modeli uporabnikom ne omogočajo vpogleda v logiko njihovega odločanja, kar lahko predstavlja oviro v kontekstih, kjer so odločitve kritične in lahko napačna odločitev vodi v resne posledice. Z namenom ublažiti te problematike smo razvili metodo strojnega učenja, temelječo na naravnem pojavu rečnih kanjonov. Ta pojav lahko vizualiziramo v digitalni grafični obliki, kar omogoča intuitiven prikaz logike odločanja. Rezultat je model strojnega učenja, ki generira globinske slike gibanja podatkov za posamezen razred. V teh slikah je pripadnost posamezne instance kanjonu prikazana s pomočjo barvno kodiranih grafov. Podatkovni kanjoni se zaradi svojih lastnosti in metodologije lahko uporabljajo za potrebe razložljive umetne inteligence, bodisi samostojno ali kot dopolnilni mehanizem drugim pristopom strojnega učenja.
Keywords: razložljiva umetna inteligenca, strojno učenje, klasifikacija, razložljivost, zaupanje
Published in DKUM: 05.12.2023; Views: 467; Downloads: 104
.pdf Full text (3,26 MB)

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