Sentiment Classification on Cairo Cananea https://cairocananea.com.br/en/tags/sentiment-classification/ Recent content in Sentiment Classification on Cairo Cananea Hugo -- 0.152.2 en Tue, 19 May 2026 00:00:00 +0000 Beyond Full Fine-Tuning: LoRA with DistilBERT for Early Dissatisfaction Detection in Ecommerce Reviews https://cairocananea.com.br/en/projects/amazon-reviews-classification-lora/ Tue, 19 May 2026 00:00:00 +0000 https://cairocananea.com.br/en/projects/amazon-reviews-classification-lora/ Beyond full fine-tuning: LoRA achieves 0.943 F1 and 0.996 AUC with just 1% of parameters. But silent bugs (wrong target modules, PEFT breaking Captum) and the conceptual misconception of LoRA as a mere redirector reveal the real trade-offs of the method.