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data-viz-readme.md

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+# Data Visualization & Cleaning AI
+
+An intelligent data analysis tool that automatically processes CSV, Excel, JSON, and text files to generate insightful visualizations and cleaning recommendations.
+
+## Features
+
+- **Automatic Data Analysis**: Generates statistical summaries, detects outliers, and identifies data quality issues
+- **AI-Powered Insights**: Leverages GPT and HuggingFace models to provide cleaning recommendations and analysis insights
+- **Interactive Visualizations**: Creates distribution plots, correlation heatmaps, PCA visualizations, and more using Plotly
+- **Smart Data Cleaning**: Offers tools to handle missing values, outliers, duplicates, and data type conversions
+- **Multi-Format Support**: Works with CSV, Excel, JSON, and text files with intelligent separator detection
+
+## Getting Started
+
+1. Upload your data file in the Data Analysis tab
+2. Click "Analyze Data" to generate visualizations and insights
+3. Review the AI-powered cleaning recommendations
+4. Apply cleaning operations in the Data Cleaning tab
+5. Download your cleaned dataset for further analysis
+
+## Technical Details
+
+Built with:
+- Pandas and NumPy for data processing
+- Plotly, Matplotlib and Seaborn for visualizations
+- scikit-learn for PCA and standardization
+- OpenAI GPT models for intelligent recommendations
+- HuggingFace models for additional insights
+- Gradio for the interactive web interface
+
+## Usage Notes
+
+For full AI-powered features, configure your API keys in the Settings tab.
+The app can also run in demo mode with reduced AI capabilities.