🎯 What is DoubleData Geo-Analyzer?
A powerful web-based tool for visualizing, analyzing, and managing geographic data. Transform coordinates, KML files, GeoJSON data, and more into interactive maps with professional styling and export capabilities.
📊 Core Features
Multi-Format Import
Support for coordinates, KML, GeoJSON, TXT, and CSV files with drag & drop functionality
Interactive Mapping
Real-time visualization on OpenStreetMap with customizable colors and styling
Multi-Area Detection
Automatically detects and separates multiple areas from single data sources
Export Options
Download as individual or merged GeoJSON/KML files for use in other applications
Color Management
Customize colors, shuffle palettes, or make all areas the same color
Auto-Save
Your work is automatically saved and restored when you return
🚀 Getting Started
- Add Data: Click "Add Area" or drag & drop files directly onto the textarea
- Input Coordinates: Paste coordinate pairs in any format (e.g.,
-0.118092,51.509865)
- Visualize: Click "Visualize on Map" to see your area on the interactive map
- Customize: Edit area names, change colors, or add more areas
- Export: Download your data in GeoJSON or KML format
📁 Supported File Formats
- KML Files: Google Earth, Google Maps, and other KML-compatible applications
- GeoJSON: Standard format for geographic data interchange
- Coordinate Lists: Simple text files with latitude,longitude pairs
- CSV Files: Comma-separated values with coordinate data
- Plain Text: Any text file containing coordinate information
🎨 Advanced Features
- Aggressive Detection Mode: Enhanced multi-area detection for complex datasets
- Collapsible Sidebar: Maximize map view by hiding the control panel
- Legend Display: Visual reference for all areas when sidebar is collapsed
- Bulk Operations: Download all areas at once or manage colors globally
- Coordinate Validation: Automatic detection and correction of coordinate formats
- Polygon Closure: Ensures polygons are properly closed for accurate visualization
⚙️ Control Panel Features
- Download Separate Files: Export each area as individual GeoJSON or KML files
- Download Merged Files: Combine all areas into single GeoJSON or KML files
- Shuffle Colors: Randomly reassign colors to all areas
- Same Color: Make all areas use the same color
- Add Area: Create new area cards for additional data
- Clear All: Remove all areas and start fresh
💡 Tips & Best Practices
- Coordinate Format: Use decimal degrees (e.g.,
-0.118092,51.509865) for best results
- Polygon Areas: Ensure coordinates form a closed shape for proper fill visualization
- File Naming: Use descriptive names for easier organization
- Auto-Save: Your work is automatically saved - no need to worry about losing data
- Multi-Area Detection: Enable aggressive mode for complex datasets with multiple areas
- Export Strategy: Use separate files for individual analysis, merged files for sharing
🔧 Technical Details
- Map Provider: OpenStreetMap with Leaflet.js rendering
- Data Processing: Client-side processing for privacy and speed
- Browser Support: Modern browsers with ES6+ support
- Storage: Local browser storage for auto-save functionality
- Performance: Optimized for handling large datasets efficiently
🎯 Use Cases
- Real Estate: Map property boundaries and areas of interest
- Urban Planning: Visualize zoning districts and development areas
- Environmental Studies: Map protected areas and ecological zones
- Business Intelligence: Analyze service areas and market territories
- Research: Visualize study areas and sampling locations
- Education: Create interactive maps for teaching geography
