An Overview on Image-Based and Scanner-Based 3D Modeling Technologies.

Area of Science:

• Photogrammetry and Computer Vision
• 3D Modeling and Reconstruction

Background:

• Automated multi-image methods have advanced 3D reconstruction capabilities.
• 3D scanners are increasingly used for acquiring data for 3D modeling.

Purpose of the Study:

• To provide a comprehensive overview of 3D modeling technologies.
• To cover methods for 3D reconstruction from images and scans.
• To discuss applications of 3D modeling.

Main Methods:

• Review of image-based 3D modeling techniques (photogrammetry, computer vision).
• Classification and explanation of different 3D scanner types and their operating principles.
• Discussion of 3D model generation from scanner data.

Main Results:

• Detailed classification of 3D scanners.
• Overview of diverse 3D modeling approaches.
• Exploration of applications beyond traditional topography.

Conclusions:

• 3D modeling technologies offer versatile solutions for reconstructing outer and inner surfaces.
• The field encompasses image-based methods and various 3D scanning technologies.
• Applications extend to numerous fields beyond established topographic uses.