Lec12.CameraCalibration

# A33zx a34 x 0 a21 x a22y a23z a24 a31 xy a32yy a33zy

This preview shows page 1. Sign up to view the full content.

This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: Xx − a32Yx − a33Zx − a34 x = 0 a21 X + a22Y + a23Z + a24 − a31 Xy − a32Yy − a33Zy − a34 y = 0 Camera Calibra*on a11 X + a12Y + a13Z + a14 − a31 Xx − a32Yx − a33Zx − a34 x = 0 a21 X + a22Y + a23Z + a24 − a31 Xy − a32Yy − a33Zy − a34 y = 0 •  These equa*ons have 12 unknowns •  Each correspondence between a world point and an image point yields two equa*ons •  If 6 correspondences are known, we can solve for the unknowns Camera Calibra*on a11 X + a12Y + a13Z + a14 − a31 Xx − a32Yx − a33Zx − a34 x = 0 a21 X + a22Y + a23Z + a24 − a31 Xy − a32Yy − a33Zy − a34 y = 0 •  Separa*ng out the knowns and the unknowns ⎡ྎ X 1 Y1 ⎢ྎ 0 0 ⎣ྏ Z1 1 00 00 X 1 Y1 0 0 − x1 X 1 Z1 1 − y1 X 1 − x1Y1 − y1Y1 − x1Z1 − y1Z...
View Full Document

## This note was uploaded on 03/02/2014 for the course CS 436 taught by Professor Sohaibkhan during the Winter '13 term at Lahore University of Management Sciences.

Ask a homework question - tutors are online