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S. Oprea · SciRah

Researcher profile · Semantic Scholar

S. Oprea

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S. Oprea — researcher profile on SciRah

h-index: 25
Works: 262
Citations: 2,378

Most-cited papers

Generative AI in Education: Perspectives Through an Academic Lens
Iulian Întorsureanu, S. Oprea, A. Bâra, Dragoș Vespan
2025Electronics42 citations Open access
Semantic Scholar
Recent Trends and Insights in Semantic Web and Ontology-Driven Knowledge Representation Across Disciplines Using Topic Modeling
Georgiana Stănescu (Nicolaie), S. Oprea
2025Electronics21 citations Open access
Semantic Scholar
Transforming Education With Large Language Models: Trends, Themes, and Untapped Potential
S. Oprea, A. Bâra
2025IEEE Access19 citations Open access
Semantic Scholar
Is Artificial Intelligence a Game-Changer in Steering E-Business into the Future? Uncovering Latent Topics with Probabilistic Generative Models
S. Oprea, A. Bâra
2025Journal of Theoretical and Applied Electronic Commerce Research17 citations Open access
Semantic Scholar
A Recommendation System for Prosumers Based on Large Language Models
S. Oprea, A. Bâra
2024Italian National Conference on Sensors17 citations Open access
Semantic Scholar
AI and Human Resources in a Literature-Driven Investigation Into Emerging Trends
Cristina Iancu, S. Oprea
2025IEEE Access16 citations Open access
Semantic Scholar
Unveiling the nexus between energy storage and electricity markets in academic publications. A data-driven analysis of emerging trends and market dynamics using NLP, sentiment analysis and probabilistic modeling
S. Oprea, A. Bâra
2025Journal of Energy Storage16 citations Open access
Semantic Scholar
Customer-Centric Decision-Making with XAI and Counterfactual Explanations for Churn Mitigation
S. Oprea, A. Bâra
2025Journal of Theoretical and Applied Electronic Commerce Research14 citations Open access
Semantic Scholar
Anomaly Detection in Weather Phenomena: News and Numerical Data-Driven Insights into the Climate Change in Romania’s Historical Regions
A. Bâra, A. Văduva, S. Oprea
2024International Journal of Computational Intelligence Systems14 citations Open access
Semantic Scholar
Energetic Equilibrium: Optimizing renewable and non-renewable energy sources via particle swarm optimization
B. Tudorică, Cristian Bucur, M. Panait, S. Oprea +1 more
2024Utilities Policy13 citations
Semantic Scholar
Comparative linguistic analysis framework of human-written vs. machine-generated text
L. Culda, R. Nerișanu, Marian Pompiliu Cristescu, Dumitru Alexandru Mara +2 more
2025Connection science12 citations Open access
Semantic Scholar
The Impact of Academic Publications over the Last Decade on Historical Bitcoin Prices Using Generative Models
A. Bâra, S. Oprea
2024Journal of Theoretical and Applied Electronic Commerce Research12 citations Open access
Semantic Scholar
Analyzing Shock Transmission and Spillover Effect in the Day-Ahead and Intraday Markets: Key Implications for Price Forecasting
S. Oprea, A. Bâra
2025Journal of the Knowledge Economy11 citations Open access
Semantic Scholar
Multifractal analysis of Bitcoin price dynamics
Cristian Bucur, B. Tudorică, A. Bâra, S. Oprea
2025Journal of Business and Economic Management11 citations Open access
Semantic Scholar
Extracting Emotions from Customer Reviews Using Text Mining, Large Language Models and Fine-Tuning Strategies
S. Oprea, A. Bâra
2025Journal of Theoretical and Applied Electronic Commerce Research10 citations Open access
Semantic Scholar
Challenges for low-carbon economies in Latin America. Testing pollution haven hypothesis in developing countries
I. Georgescu, A. Bâra, S. Oprea
2024Energy Reports9 citations Open access
Semantic Scholar
Transformer-based forecasting with synthetic input data generation for day-ahead electricity markets
A. Bâra, S. Oprea
2025Journal of King Saud University: Computer and Information Sciences8 citations Open access
Semantic Scholar
Smart Grids, Super Smart Grids, and Microgrids: A Triple Challenge for the Future of Energy Landscape
S. Oprea, A. Bâra
2025IEEE Access8 citations Open access
Semantic Scholar
Designing an Architecture of a Multi-Agentic AI-Powered Virtual Assistant Using LLMs and RAG for a Medical Clinic
Andreea-Maria Tanasă, S. Oprea, A. Bâra
2026Electronics7 citations Open access
Semantic Scholar
Energy assistants for prosumers to enable trading strategies on local electricity markets
A. Bâra, S. Oprea
2025Knowledge-Based Systems7 citations Open access
Semantic Scholar
Regime-Aware Adaptive Forecasting Framework for Bitcoin Prices Using Probabilistic Generative Models
S. Oprea, A. Bâra
2026Computational Economics6 citations Open access
Semantic Scholar
Rethinking Chart Understanding Using Multimodal Large Language Models
Andreea-Maria Tanasă, S. Oprea
2025Comput. Mater. Continua6 citations Open access
Semantic Scholar
Two-step price mechanism using Newton-Raphson method and peer-to-peer mediation for local electricity markets
S. Oprea, A. Bâra
2025Energy Strategy Reviews6 citations Open access
Semantic Scholar
Assessing the Role of Machine Learning in Climate Research Publications
Andreea-Mihaela Niculae, S. Oprea, A. Văduva, A. Bâra +1 more
2024Sustainability6 citations Open access
Semantic Scholar
LLM-as-a-judge for sarcasm detection using supervised fine-tuning of transformers
S. Oprea, A. Bâra
2025Journal of King Saud University: Computer and Information Sciences5 citations Open access
Semantic Scholar
Investments, Economics, Renewables and Population Versus Carbon Emissions in ASEAN and Larger Asian Countries: China, India and Pakistan
S. Oprea, A. Bâra, I. Georgescu
2025Sustainability5 citations Open access
Semantic Scholar
The role of generation mix, demand fluctuations and sequential markets in shaping intraday electricity prices. Evidence from Romania
A. Bâra, I. Georgescu, S. Oprea
2025Renewable Energy5 citations Open access
Semantic Scholar
Graph-Based User-Centric Recommender System Using Neo4j, Cypher, and Jaccard Similarity in the Field of e-Commerce
S. Oprea, A. Bâra
2025IEEE Access5 citations Open access
Semantic Scholar
An economic and environmental perspective of the economic growth, emissions, foreign investment and renewables integration in the Black Sea region
S. Oprea, A. Bâra, I. Georgescu
2025Kybernetes5 citations
Semantic Scholar
Drivers of price volatility in Romania’s electricity markets
A. Bâra, I. Georgescu, S. Oprea
2025Journal of Business and Economic Management5 citations Open access
Semantic Scholar
Does Education Make a Difference in Combating Climate Change? Analyzing Its Impact on CO2 Emissions in the South-East European, Nordic, and Baltic Regions
A. Bâra, I. Georgescu, S. Oprea
2025Sustainability4 citations Open access
Semantic Scholar
Transforming Product Discovery and Interpretation Using Vision-Language Models
S. Oprea, A. Bâra
2025Journal of Theoretical and Applied Electronic Commerce Research4 citations Open access
Semantic Scholar
Intersections of Big Data and IoT in Academic Publications: A Topic Modeling Approach
D. Cauniac, Andreea-Alexandra Cîrnaru, S. Oprea, A. Bâra
2025Italian National Conference on Sensors4 citations Open access
Semantic Scholar
Flexibility-driven strategies for the optimal scheduling of industrial batteries across stacked energy markets
A. Bâra, S. Oprea
2025Computers in industry (Print)4 citations Open access
Semantic Scholar
Diverse Counterfactual Explanations (DiCE) Role in Improving Sales and e-Commerce Strategies
S. Oprea, A. Bâra
2025Journal of Theoretical and Applied Electronic Commerce Research4 citations Open access
Semantic Scholar
Economics of utility-scale batteries in Romania under various market conditions
S. Oprea, A. Bâra
2025Utilities Policy4 citations Open access
Semantic Scholar
How Are Trends in Explainable AI Redefining E-Commerce? From Opaque to Transparent Decisions Through Semantic Analysis
S. Oprea, A. Bâra
2026IEEE Access3 citations Open access
Semantic Scholar
Explaining Customer Churn Through Unified Perturbation-Based XAI Soft Computing
S. Oprea, A. Bâra
2026IEEE Access3 citations Open access
Semantic Scholar
Interpreting text corpora from androids-related stories using large language models: “Machines like me” by Ian McEwan in generative AI
S. Oprea, A. Bâra
2025Humanities and Social Sciences Communications3 citations Open access
Semantic Scholar
Life Expectancy and Its Determinants in Selected European Union (EU) and Non-EU Countries in the Mediterranean Region
I. Georgescu, A. Bâra, S. Oprea
2025Sustainability3 citations Open access
Semantic Scholar
An NLP-driven e-learning platform with LLMs and graph databases for personalised guidance
Gabriela Dobrița, S. Oprea, A. Bâra
2025Connection science3 citations Open access
Semantic Scholar
Digitalization and Economic Growth in Shaping Ecological Footprints. Evidence from the Four Selected Southeastern European Countries
A. Bâra, S. Oprea, I. Georgescu
2025Computational Economics3 citations
Semantic Scholar
A Multi-agent System Based On LLM For Trading Financial Assets
S. Oprea, A. Bâra
2025Ovidius University Annals: Economic Sciences Series3 citations Open access
Semantic Scholar
Cost outweighing environmental concerns in user preferences within peer-to-peer (P2P) local electricity markets
S. Oprea, A. Bâra
2025Expert systems with applications3 citations Open access
Semantic Scholar
AI-Augmented Bibliometric Framework: A Paradigm Shift with Agentic AI for Dynamic, Snippet-Based Research Analysis
A. Bâra, S. Oprea
2025arXiv.org3 citations
Semantic Scholar
Trading Strategies on Local Electricity Markets Using Agent‐Based Modelling and Reinforcement Learning: Vectors to Expand Energy Communities
A. Bâra, S. Oprea
2026Systems research and behavioral science2 citations Open access
Semantic Scholar
From Learning Loss to Digital Readiness: Evidence from PISA 2018–2022
D. Popa, S. Oprea, A. Bâra
2026Information2 citations Open access
Semantic Scholar
Can Serbia reconcile economic growth with sustainability in a policy space shaped by contrasting regional norms?
S. Oprea, A. Bâra
2026Journal of Business and Economic Management2 citations Open access
Semantic Scholar
Code2UML: Agentic LLMs with context engineering for scalable software visualization
A. Văduva, A. Andreescu, S. Oprea, A. Bâra
2026arXiv.org2 citations
Semantic Scholar
Is Reading an Upstream Predictor of Science and Mathematics Achievements in PISA? A Bayesian Network Analysis for Policy Educational Interventions on Socio‐Economic Dispersion and Gender Gaps
S. Oprea, A. Bâra
2026Systems research and behavioral science2 citations Open access
Semantic Scholar

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