On a 160,000-file industrial C++ codebase, BM25-based retrieval-augmented generation outperformed fine-tuning for line-level code completion, and combining RAG with fine-tuning further improved accuracy.
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RAG or Fine-tuning? A Comparative Study on LCMs-based Code Completion in Industry
On a 160,000-file industrial C++ codebase, BM25-based retrieval-augmented generation outperformed fine-tuning for line-level code completion, and combining RAG with fine-tuning further improved accuracy.