The Vanishing Point and Camera Focal Length Auto-Calibration Technology Using the Virtual Shadows of a Walking People From Video

Computer Science

• Depth Information 100%
• Background Subtraction 50%
• Coordinate System 50%
• Computational Complexity 50%
• Coordinate Transformation 50%
• Basis Algorithm 50%
• Estimation Point 50%
• Length Information 50%

Engineering

• Focal Length 100%
• Surveillance System 16%
• Parallel Line 16%
• Computational Complexity 16%
• Coordinate System 16%
• Image Coordinate 16%
• Closest Point 16%
• Coordinate Transformation 16%