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README.md
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# 🔍 Semantic Search Engine (Nexus)
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This repository contains model artifacts for a hybrid semantic search engine.
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## 📦 Files
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- `faiss_index.bin` → Dense vector index (FAISS)
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- `corpus.pkl` → Document corpus (text, title, URL)
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- `bm25.pkl` → Sparse BM25 index
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## ⚙️ Architecture
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- Dense Retrieval: msmarco-bert-base-dot-v5
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- Sparse Retrieval: BM25
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- Reranker: cross-encoder/ms-marco-MiniLM-L-12-v2
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## 📊 Dataset
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- Wikipedia (100k articles)
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## 🚀 Use Case
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Hybrid semantic + keyword search (Google-like engine)
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