Application of Sweeping Techniques to Reverse Engineering

• * Objective and Scope of Research Project
• Motivating Applications
• Outline of What's to Come
• * Reverse Engineering Survey and Related Work
• Data Acquisition
• Minolta Vivid 900
• Triangulation
• Approaches to Registration
• Preprocessing
• Approaches to Segmentation
• Approaches to Surface Fitting
• Deformation of sphere or cylinder
• Lofting of serial cross-sections
• Surface Patching
• * Representation of Swept Volumes
• Definition of Sweeping
• B-spline Curves and Surfaces
• B-spline Translational Sweep
• B-spline Rotational Sweep
• B-spline Free-form Surface
• * Slicing Algorithm
• Plane selection and projection
• Point ordering
• Finding Neighbors in Linear Time
• Thinning the 2-D Point Cloud
• * Swept Surface Recovery Examples
• Gear Slice
• Gear: Plane projection and ordering
• Gear Deviations
• Gear Solid Model
• Non linear sweep slices
• Curved Cylinder Deviations
• Surface of revolution slice
• Surface of Revolution Deviations
• Free form slices
• Styrofoam Pear Deviations
• * Summary and Future Work