NCERT Sound Chapter Interactive Learning Tools

This project provides an interactive learning platform for the NCERT Sound chapter, offering various tools to enhance understanding and engagement with the material.

A detailed development guide can be found on notion

Features

1. Question & Answer System: Ask questions about the Sound chapter and receive detailed answers.
2. Text-to-Speech: Convert text answers to speech for auditory learning.
3. Chapter Summary: Generate concise summaries of the chapter content.
4. Interactive Quiz: Take quizzes with dynamically generated questions and receive instant feedback.
5. Summary Flowchart: Visualize the chapter's key concepts in a flowchart format.
6. Exam Guide: Generate custom exam guides with practice questions.

Technology Stack

• Backend: FastAPI
• Frontend: Streamlit
• AI Model: Google's Gemini 1.5 Flash
• Vector Database: Chroma
• Embeddings: Hugging Face (sentence-transformers/all-MiniLM-L6-v2)
• PDF Processing: PyPDFLoader, PDFPlumberLoader
• Text-to-Speech: Sarvam AI API

Project Structure

• api.py: FastAPI backend server
• frontend.py: Streamlit frontend application
• ingest.py: PDF ingestion and text splitting
• rag_system.py: RAG (Retrieval-Augmented Generation) system implementation
• vector_db.py: Vector database creation and management

Setup and Installation

1. Clone the repository
2. Install dependencies:

   pip install fastapi streamlit langchain google-generativeai requests chromadb sentence_transformers langchain_community pydantic chromadb  uvicorn
   

3. Set up environment variables:
   • GOOGLE_API_KEY: Your Google API key for Gemini
   • SARVAM_API_KEY: Your Sarvam AI API key for text-to-speech

Running the Application

1. Start the FastAPI backend:

   uvicorn api:app --reload
   

2. Run the Streamlit frontend:

   streamlit run frontend.py
   

Usage

1. Open the Streamlit app in your browser (typically at http://localhost:8501).
2. Use the sidebar to navigate between different tools:
   • Ask questions about the Sound chapter
   • Generate chapter summaries
   • Take quizzes
   • View summary flowcharts
   • Create exam guides
3. Explore the Text-to-Speech feature to listen to responses.