Exact(1)
where f u and f v are the focal lengths of the camera denoting the distance from the camera center to the image plane in u- and v-axis, respectively; (u0, v0) is the offset pixel vector of the pixel image plane; α C is the camera skew coefficient; h i C = [ h i x C h i y C h i z C ] T is the ray vector of i th image feature in camera frame.
Similar(56)
The focal lengths of the cameras were set to the allowable minimum value (18 mm) in order to capture the whole structure in the yard.
f is the focal length of the camera.
where is the stereoscopic, the focal length of the camera and the distance in pixels: (3).
Since the length of the camera unit limits the size of the blind area.
where f is the focal length of the camera and v 0 is the vertical position of the horizon line.
Let f be the focal length of the camera on a robot, facing the direction of motion.
This explains why the principal distance (c) can be approximated as the focal length of the camera lens (f).
The distance from the line l to the point C is f, which is called the focal length of the camera.
They proposed a camera calibration method for estimating the focal length of the camera and the distance from the camera center to the interface based on minimizing the length in the world space of a known straight object.
This is illustrated as an acute triangle beside the two cameras in Figures 1 and 3, and its geometry is determined by the length of the camera unit and the parameters of image combination.
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