Nikolaos Giarelis

20 papers B 1Misc 1Journal 6Unranked 12
YearRankTypeTitle / Venue / Authors
2026 J jnl
Evaluating Monolingual and Multilingual Large Language Models for Greek Question Answering: The DemosQA Benchmark.
CoRR
Charalampos Mastrokostas, Nikolaos Giarelis, Nikos I. Karacapilidis
2025 — conf
AI-Enhanced Management of Standard Operating Procedures: An Innovative Approach Integrating Large Language Models and Knowledge Graphs.
IISA
Nikos I. Karacapilidis, Nikolaos Giarelis, Charalampos Mastrokostas
2025 — conf
Integrating Knowledge Graphs, Large Language Models and Explainable AI Techniques to Improve Public Health Question Answering.
EGOV
Nikolaos Giarelis, Charalampos Mastrokostas, Ilias Siachos, Nikos I. Karacapilidis
2025 — conf
VectorGraphRAG: Automatic Knowledge Graph Construction and Memory Efficient Triplet Ranking for Medical Question Answering.
ANSyA@ECAI
Nikolaos Giarelis, Charalampos Mastrokostas, Nikos I. Karacapilidis
2024 J jnl
Deep learning and embeddings-based approaches for keyphrase extraction: a literature review.
Knowl. Inf. Syst.
Nikolaos Giarelis, Nikos I. Karacapilidis
2024 — conf
Earth Observation Data Management: A Knowledge Graph-Based Approach.
KES-HCIS
Georgios Domalis, Nikolaos Giarelis, Aris Gioutlakis, Nikos I. Karacapilidis, Ioannis E. Livieris, Dimitris Tsakalidis
2024 — conf
Generative AI and Public Deliberation: A Framework for LLM-augmented Digital Democracy.
EGOV-CeDEM-ePart-*
Nikos I. Karacapilidis, Evangelos Kalampokis, Nikolaos Giarelis, Charalampos Mastrokostas
2024 — conf
Greek Wikipedia: A Study on Abstractive Summarization.
SETN
Nikolaos Giarelis, Charalampos Mastrokostas, Nikos I. Karacapilidis
2024 — conf
GreekT5: Sequence-to-Sequence Models for Greek News Summarization.
AIAI (2)
Nikolaos Giarelis, Charalampos Mastrokostas, Nikos I. Karacapilidis
2024 J jnl
Social Media Topic Classification on Greek Reddit.
Inf.
Charalampos Mastrokostas, Nikolaos Giarelis, Nikos I. Karacapilidis
2023 — conf
A Review of Greek NLP Technologies for Chatbot Development.
PCI
Nikolaos Giarelis, Charalampos Mastrokostas, Ilias Siachos, Nikos I. Karacapilidis
2023 J jnl
GreekT5: A Series of Greek Sequence-to-Sequence Models for News Summarization.
CoRR
Nikolaos Giarelis, Charalampos Mastrokostas, Nikos I. Karacapilidis
2023 — conf
Investigating Trust in the incorporation of NLP applications in Digital Democracy Platforms.
EGOV-CeDEM-ePart-*
Nikolaos Giarelis, Nikos I. Karacapilidis, Georgios Kournetas, Ilias Siachos
2023 J jnl
LMRank: Utilizing Pre-Trained Language Models and Dependency Parsing for Keyphrase Extraction.
IEEE Access
Nikolaos Giarelis, Nikos I. Karacapilidis
2023 — conf
Leveraging Open Innovation Practices Through a Novel ICT Platform.
KES-HCIS
Emmanuel Adamides, Nikolaos Giarelis, Nikos Kanakaris, Nikos I. Karacapilidis, Konstantinos Konstantinopoulos, Ilias Siachos
2021 Misc conf
A Comparative Assessment of State-Of-The-Art Methods for Multilingual Unsupervised Keyphrase Extraction.
AIAI
Nikolaos Giarelis, Nikos Kanakaris, Nikos I. Karacapilidis
2021 J jnl
Shall I Work with Them? A Knowledge Graph-Based Approach for Predicting Future Research Collaborations.
Entropy
Nikos Kanakaris, Nikolaos Giarelis, Ilias Siachos, Nikos I. Karacapilidis
2020 — conf
An Innovative Graph-Based Approach to Advance Feature Selection from Multiple Textual Documents.
AIAI (1)
Nikolaos Giarelis, Nikos Kanakaris, Nikos I. Karacapilidis
2020 — conf
On a Novel Representation of Multiple Textual Documents in a Single Graph.
KES-IDT
Nikolaos Giarelis, Nikos Kanakaris, Nikos I. Karacapilidis
2020 B conf
On the Utilization of Structural and Textual Information of a Scientific Knowledge Graph to Discover Future Research Collaborations: A Link Prediction Perspective.
DS
Nikolaos Giarelis, Nikos Kanakaris, Nikos I. Karacapilidis