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PointCloudVerse - Coggle Diagram

- - - - image matching
        
        id image pairs
        
        feature matching
        
        camera position estimation
        
        sparse point cloud
        
        interpolation
        
        1 more item...
        
        Global SFM
        
        fast / accurate
        
        local SFM
        
        most common
        
        most libraries
        
        incremental matching
      - CPU
      - GPU
        
        limited on some machines
        
        faster
      - SIFT
        
        industry standard, included in most libraries
        
        good, scale and rotation invariant descriptor
        
        good accuracy
        
        computationally slow
        
        issues with light changing and blur
        
        SURF
        
        ORB
        
        SIFT outperforms in most cases
        
        promising for future
        
        FAST
        
        Long computation
        
        many keypoints
        
        not used
      - SIFT 64