Retrievus - AI-Powered Knowledge Exploration Platform

A modern full-stack application that enables intelligent knowledge discovery using Pinecone vector database, Google Gemini AI, and role-based access control.

🚀 Features

• 🔍 Intelligent Search: Multiple retrieval modes (Dense, Sparse, Hybrid)
• 🎭 Role-Based Access: Different access levels (Intern, Employee, Manager, Executive)
• 🤖 AI-Powered: Pinecone vector database + Google Gemini response generation
• 📚 Session History: Track searches during your session
• 🎨 Modern UI: Beautiful React interface with smooth animations
• ⚡ Real-time: FastAPI backend with live search capabilities

🎯 Usage

1. Select your role (Intern, Employee, Manager, Executive)
2. Choose retrieval mode:
   • Dense: Semantic similarity search
   • Sparse: Keyword-based BM25 search
   • Hybrid: Combined approach
3. Enter your query and click "Generate Insights"
4. View results with AI-generated summaries
5. Check history panel for previous searches

🔍 Search Modes Explained

Mode	Description	Best For
Dense	Semantic embeddings	Conceptual queries, synonyms
Sparse	Keyword matching (BM25)	Exact terms, technical queries
Hybrid	Combined dense + sparse	Best overall performance

🎭 Role-Based Access

• Intern: Learning materials and basic information
• Employee: Standard company policies and procedures
• Manager: Team management and operational data
• Executive: Strategic and high-level information

📚 Session History

• Automatically tracks all searches during your session
• Click any history item to restore previous results
• History clears when you refresh the page
• Shows search metadata (time, mode, role, results count)