Author

K. Vassakis

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Review Open access Oct 2026

Consumer Complaint Mining Through Topic Modeling and Sentiment Analysis: A Proof-of-Concept Analytical Framework for Decision Support

This study presents a proof-of-concept analytical framework for multi-dimensional complaint analysis and uncertainty-aware evidence synthesis, with potential use in human-in-the-loop decision support, and applies it to 99,434 CFPB complaint records spanning from March 2015 to March 2026.

M. Chatzimina, Athina Bourdena, A. Chinnaswamy et al. · Systems · 0 citations

Open access Jul 2026

Efficient Sentiment, Emotion, and Toxic Speech Analysis on Social Media Using Lightweight LLMs: A Practical Approach for Digital Transformation

This study provides operational guidelines regarding model selection based on latency, accuracy, and cost trade-offs as well as optimal prompt engineering techniques to help researchers and developers integrate LLM-based social media analytics into digitized business practices.

Ioannis Kapantaidakis, Ioannis Kopanakis, Emmanouil Perakakis et al. · Applied System Innovation · 0 citations