LLMs and NLP Models in Cryptocurrency Sentiment Analysis: A Comparative Classification Study. - Konstantinos I. Roumeliotis; Nikolaos D. Tselikas; Dimitrios K. Nasiopoulos (Big Data Cogn. Comput., 2024)

LLMs in e-commerce: A comparative analysis of GPT and LLaMA models in product review evaluation. - Konstantinos I. Roumeliotis; Nikolaos D. Tselikas; Dimitrios K. Nasiopoulos (Nat. Lang. Process. J., 2024)

When Multimodal Large Language Models Meet Computer Vision: Progressive GPT Fine-Tuning and Stress Testing. - Konstantinos I. Roumeliotis; Nikolaos D. Tselikas; Dimitrios K. Nasiopoulos (IEEE Access, 2025)

Fake News Detection and Classification: A Comparative Study of Convolutional Neural Networks, Large Language Models, and Natural Language Processing Models. - Konstantinos I. Roumeliotis; Nikolaos D. Tselikas; Dimitrios K. Nasiopoulos (Future Internet, 2025)

LLMs for product classification in e-commerce: A zero-shot comparative study of GPT and claude models. - Konstantinos I. Roumeliotis; Nikolaos D. Tselikas; Dimitrios K. Nasiopoulos (Nat. Lang. Process. J., 2025)

Plant Disease Detection through Multimodal Large Language Models and Convolutional Neural Networks. - Konstantinos I. Roumeliotis; Ranjan Sapkota; Manoj Karkee; Nikolaos D. Tselikas; Dimitrios K. Nasiopoulos (CoRR, 2025)