Pix4D Matic and Pix4D Survey for Geospatial Analysis 培训

Introduction to Pix4D Matic and Pix4D Survey

• Overview of photogrammetry workflows for civil and geological contexts
• Project planning and data requirements
• Interface orientation and key differences between Matic and Survey

Data Import and Image Pre-processing

• Importing drone imagery and setting coordinate systems
• Initial image quality check and cleaning datasets
• Control points: GCPs and checkpoints

Generating 2D and 3D Outputs in Pix4D Matic

• Photogrammetric calibration and point cloud densification
• Generating orthomosaics and 3D textured models
• Digital surface and terrain model generation

Geospatial Analysis in Pix4D Survey

• Importing point clouds from Pix4D Matic
• Data cleaning and classification for geological/civil analysis
• Manual and automatic vectorization of features

Contour Lines and Volume Calculations

• Generating and adjusting contour lines
• Calculating cut and fill volumes
• Use cases in erosion analysis, site grading, and excavation

Exporting Results and Collaboration

• Exporting orthophotos, DTMs, and vector layers
• Working with CAD, GIS, and BIM environments
• Project documentation and presentation

Practical Project and Troubleshooting

• Full project walkthrough using real geospatial data
• Common pitfalls and data validation techniques
• Best practices for intermediate users

Summary and Next Steps