A Quadratic Model with Nonpolynomial Terms for Remote Colorimetric Calibration of 3D Laser Scanner Data Based on Piecewise Cubic Hermite Polynomials

Figure 1

RGB signals measured on , , and reflectance targets at 39 sampled distances from the scanner, ranging from 2.8 to 6.8 meters.

(a) Red channel amplitudes

(b) Green channel amplitudes

(c) Blue channel amplitudes