🎧 AI Lecture Voice-to-Notes Generator

An intelligent Python + Streamlit application that converts lecture audio into structured study notes including transcript, summary, key points, keywords, important sentences, and a downloadable PDF.

This project is designed to help students quickly convert recorded lectures into clean, readable notes using AI.

📌 This project was developed as part of a 1-month AI/ML Internship program under Edunet Foundation.

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🚀 Features

• 🎙️ Speech-to-Text Transcription using OpenAI Whisper
• 📝 Automatic Summary Generation
• 🔑 Key Points Extraction
• 🏷️ Keyword Detection
• ⭐ Important Sentence Highlighting
• 📄 PDF Export of Notes
• 🖥️ Clean and simple Streamlit UI

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🛠️ Tech Stack

• Python 3.11
• Streamlit – Web interface
• OpenAI Whisper – Speech recognition
• NLTK – Sentence processing
• Transformers – Text summarization
• ReportLab – PDF generation

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📁 Project Structure

ai-lecture-notes-generator/
│
├── app.py
├── requirements.txt
│
├── services/
│   ├── __init__.py
│   ├── speech_to_text.py
│   ├── summarizer.py
│   ├── keywords.py
│   ├── sentences.py
│   └── important_sentences.py
│
├── utils/
│   ├── __init__.py
│   ├── file_handler.py
│   └── pdf_generator.py
│
├── audio/
│   └── sample audio files
│
├── lecture_notes.pdf
└── README.md

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▶️ How to Run

1. Clone the repository

git clone https://github.com/minciyaks/ai-lecture-notes-generator.git

2. Navigate into the project folder

cd ai-lecture-notes-generator

3. Create and activate virtual environment

python -m venv venv
venv\Scripts\activate

4. Install dependencies

pip install -r requirements.txt

⚠️ FFmpeg must be installed on the system for audio processing.

5. Run the application

streamlit run app.py

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📄 Sample Output

A sample generated PDF (lecture_notes.pdf) is included in this repository for demonstration and verification of output quality.

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📌 Use Cases

• Students converting recorded lectures into notes

• Self-study and exam revision

• Online course learners

• Internship / academic project demonstration

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👩‍💻 Author

Minciya K S | BCA Student

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