Week 5 project: build a hybrid retriever that fuses FAISS dense vectors with SQLite FTS5/BM25 keyword search (RRF/weighted fusion), plus a Supervised Fine-Tuning (SFT) pipeline (Full FT vs LoRA/QLoRA) using TRL/PEFT/DeepSpeed.
sqlite evaluation transformers python3 lora bm25 fts5 peft faiss fastapi huggingface trl sentence-transformers deepspeed hybrid-retrieval qlora chatml reciprocal-rank-fusion metadata-indexing recall-at-k
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Updated
Oct 8, 2025 - Python