Release Notes: v1.7.0
Release Date: September 2025
Type: Feature Release
Overview
Version 1.7.0 introduces advanced preprocessing capabilities specifically designed for artifact mitigation in IGN LiDAR HD data. This release focuses on improving data quality through intelligent preprocessing workflows.
🚀 New Features
Artifact Mitigation System
- Smart Noise Filtering: Advanced algorithms for detecting and removing LiDAR artifacts
- Edge Enhancement: Improved building edge detection and regularization
- Point Cloud Optimization: Intelligent point density management
Preprocessing Pipeline
- Automated Workflow: Streamlined preprocessing with minimal user intervention
- Quality Metrics: Built-in quality assessment for processed data
- Batch Processing: Efficient handling of multiple tiles
🔧 Improvements
Performance Enhancements
- 40% faster preprocessing on average datasets
- Reduced memory usage during artifact detection
- Optimized I/O operations for large point clouds
Data Quality
- Better preservation of architectural details
- Improved classification accuracy for complex structures
- Enhanced handling of vegetation artifacts near buildings
🐛 Bug Fixes
- Fixed edge cases in noise detection algorithms
- Resolved memory leaks in batch preprocessing
- Corrected coordinate transformation issues in specific regions
📋 Technical Details
System Requirements
- Python 3.8+
- NumPy 1.21+
- Updated PDAL dependencies
API Changes
- New
preprocess_artifacts()function in core module - Enhanced
NoiseFilterclass with additional parameters - Improved error handling in preprocessing pipeline
🔗 Related Documentation
⚠️ Breaking Changes
None in this release.
📦 Installation
pip install ign-lidar-hd==1.7.0
🔄 Migration Guide
Upgrade from v1.6.x is straightforward with no breaking changes. Existing workflows will continue to work with improved performance.
Next Release: v1.7.1 - Automatic Parameter Analysis
Previous Release: v1.6.2 - GPU Integration Improvements