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Olha Ya. Kovalchuk

Observed names: Kovalchuk Olha, Kovalchuk, Olha, O. Kovalchuk, O. Ya. Koval'chuk, O. Ya. Koval’chuk, O.M. Kovalchuk, O.Ya Kovalchuk, Olga KOVALCHUK, Olha KOVALCHUK, Olha Kovalchuk, О. Kovalchuk, О. Ya. Kovalchuk, О. Я. Ковальчук, ОЛЬГА КОВАЛЬЧУК, Ольга КОВАЛЬЧУК
ORCID: 0000-0001-6490-9633
Observed ORCID: 0000-0001-6490-9633
OpenAlex ID: A5076836454
Prediction Machine Learning Models on Propensity Convicts to Criminal Recidivism
2023 · Olha Kovalchuk, Mikolaj Karpinski, et al. · Information · 55
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A Binary Logistic Regression Model for Support Decision Making in Criminal Justice
2022 · Kateryna M. Berezka, Olha Ya. Kovalchuk, et al. · Folia Oeconomica Stetinensia · 45
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Cryptocurrency Crime Risks Modeling: Environment, E-Commerce, and Cybersecurity Issue
2024 · Olha Kovalchuk, Ruslan Shevchuk, et al. · IEEE Access · 33
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Decision-Making Supporting Models Concerning the Internal Security of the State
2023 · Olha Kovalchuk, Mykhailo Kasianchuk, et al. · International Journal of Electronics and Telecommunications · 29
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The Canonical Discriminant Model of the Environmental Security Threats
2023 · Olha Kovalchuk, Mikolaj Karpinski, et al. · Complexity · 20
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A Scoring Model for Support Decision Making in Criminal Justice
2022 · Olha Kovalchuk, Serhiy Banakh, et al. · International Conference on Advanced Computer Information Technologies (ACIT) · 19
Text Mining for the Analysis of Legal Texts
2022 · Olha Kovalchuk, Serhiy Banakh, et al. · International Conference on Advanced Computer Information Technologies (ACIT) · 18
Econometric Models for Estimating the Financial Effect of Cybercrimes
2021 · Olha Kovalchuk, Mykola Shynkaryk, et al. · International Conference on Advanced Computer Information Technologies (ACIT) · 16
Improving the Information and Legal Support of the Judicial System of Ukraine: Experience of the European Court of Human Rights
2024 · Vladyslav Teremetskyi, Olha Kovalchuk, et al. · Journal of Ecohumanism · 15
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Informational and Legal Support of the Justice System
2024 · Olha Kovalchuk, Vladyslav Teremeckyi · Scientific Notes Series Law · 14
The Dark Web Worldwide 2020: Anonymous vs Safety
2021 · Olha Kovalchuk, Mariia Masonkova, et al. · International Conference on Advanced Computer Information Technologies (ACIT) · 12
Assessing smart cities' effectiveness: machine learning approaches
2025 · Oleh Berezsky, Olha Kovalchuk, et al. · Frontiers in Sustainable Cities · 10
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Machine learning models for judicial information support
2024 · Olha Kovalchuk, Serhiy Banakh, et al. · Law, policy and security. · 10
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Discriminant Analysis of Nation Brands 2022 in Terms of Military Invasion of Russian Federation in Ukraine
2022 · Olha KOVALCHUK, Kateryna BEREZKA BEREZKA · JOURNAL OF EUROPEAN ECONOMY · 8
Modeling Country Economic Security: a Machine Learning Approach
2024 · Olha Kovalchuk, Kateryna Berezka, et al. · International Conference on Advanced Computer Information Technologies (ACIT) · 7
Cybercecurity: Technology vs Safety
2020 · Olha Kovalchuk, Mykola Shynkaryk, et al. · International Conference on Advanced Computer Information Technologies (ACIT) · 7
Modelling factors connected with the effect of international migration for security and economy
2019 · Kateryna Berezka, Olha Kovalchuk · Econometrics · 7
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Legal Dimensions of Global AML Risk Assessment: A Machine Learning Approach
2026 · Olha Kovalchuk, Ruslan Shevchuk, et al. · Risks · 6
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Multidimensional analysis of interrelationships between money laundering risks, state vulnerability and institutional transformation: synergistic security effects
2026 · Olha Kovalchuk, Ruslan Shevchuk, et al. · Cogent Economics & Finance · 5
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Support vector machine to criminal recidivism prediction
2024 · Olha Kovalchuk, Ruslan Shevchuk, et al. · International Journal of Electronics and Telecommunications · 5
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Guaranteeing russia’s responsibility for war crimes in Ukraine: the information and legal aspect
2024 · О. Ya. Kovalchuk · Bulletin of Kharkiv National University of Internal Affairs · 5
Associative Rules for Modeling International Security Decisions in the Context of the Ukrainian-Russian War. Preliminary Evaluations
2023 · Kateryna M. Berezka, Olha Ya. Kovalchuk · Folia Oeconomica Stetinensia · 5
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Data Mining Tools for Analysis of Dependence of Gas Consuption of the Gas Price for Housholds of the EU Memberd-States
2022 · Olha Kovalchuk, Ludmila Babala, et al. · International Conference on Advanced Computer Information Technologies (ACIT) · 5
Modeling the risks of the confession process of the accused of criminal offenses based on survival concept
2022 · Olha Kovalchuk · Scientific journal of the Ternopil national technical university · 5
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Implementation of innovative information technologies in judicial proceedings: organizational and legal aspect
2024 · Olha Kovalchuk, Andrii Kolesnikov, et al. · Revista Amazonia Investiga · 4
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Works count: 83
Citation count: 433
H-index: 11
I10-index: 13
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