| tags: [text-classification, emotion-detection, roberta, data-augmentation, llm, hci] | |
| datasets: [dair-ai/emotion] | |
| # MoodShift — RoBERTa+ESA+TF-IDF+FL with LLM Data Augmentation | |
| Novel contribution: LLM-based minority class augmentation via Groq (llama-3.3-70b) | |
| with self-consistency filtering for label fidelity. | |
| Test Accuracy: **0.9265** | Macro F1: **0.8926** | |
| Baseline (no augmentation): Acc=0.9235 | F1=0.8831 | |
| ICCA 2026 HCI Research — MoodShift Adaptive Chatbot | |