July 2004
Intermediate to advanced
688 pages
19h 3m
English
Content preview from Emerging Topics in Computer VisionBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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2.4. Camera Calibration with 2D Objects: Plane-Based Technique
In this section, we describe how a camera can be calibrated using a moving plane. We first examine the constraints on the camera's intrinsic parameters provided by observing a single plane.
2.4.1. Homography between the model plane and its image
Without loss of generality, we assume the model plane is on Z = 0 of the world coordinate system. Let's denote the i-th column of the rotation matrix R by ri. From (2.1), we have
By abuse of notation, we still use M to denote a point on the model plane, but M = [X, Y]T, since Z is always equal to 0. In turn, . Therefore, a model point M and ...
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