COLMAP Parameters

Optimal COLMAP settings.

Critical Parameters

--ImageReader.single_camera 1  # One camera model
--ImageReader.camera_model PINHOLE  # Camera type
--Mapper.ba_global_max_num_iterations 20  # Prevent crash
--Mapper.max_num_models 1  # Single reconstruction

Why These Settings?

• single_camera=1: All frames from same camera
• BA iterations=20: Prevents SIGSEGV error
• exhaustive_matcher: Best for fixed viewpoint