How I Built an AI Search Engine That Refuses to Hallucinate
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OUTLINE: Intro: The moment my chatbot told a user to factory-reset their device for a password issue Section 1: Why vector databases alone fail (the cosine similarity trap) Section 2: The tri-source approach — FAISS + Knowledge Graph + BM25 Section 3: Reciprocal Rank Fusion explained simply Section 4: How the “I don’t know” detection works (confidence thresholding) Section 5: Real benchmark results + how to reproduce them Section 6: Python code walkthrough (5–6 code snippets) Conclusion: Why honest AI search matters + free trial CTA NidhiTek - Nerqon Pro | The AI Search Engine That Knows...