Artigos Técnicos
Unsupervised aspect-based sentimento analysisthrough LLM: a case study of na unlabeled portuguese beer database
Abstract: This study investigates the application of Large Language Models (LLMs) to Unsupervised Aspect-Based Sentiment Analysis (ABSA) in Portuguese, focusing on consumer reviews of Brazilian beers. We construct a novel domain-specific dataset comprising nearly 60,000 filtered reviews collected from a major Brazilian beer forum, along with a manually annotated gold-standard Leia mais…

