Tharupahan Jayawardana tharu-jwd

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1. QLoRA fine-tuning of Qwen2.5 3B Instruct on PubMedQA for medical questions

   Python

2. Portfolio outperformance classification using Fama French 5 factors and machine learning

   Jupyter Notebook

3. RAG chatbot on Sri Lankan Financial Regulation and CBSL circulars

   Python

4. Song popularity prediction using audio features, artist stats, and track metadata

   Jupyter Notebook

5. Locally run AI companion with semantic aware model selection

   Python

6. Credit card fraud detection using unsupervised learning

   Jupyter Notebook