Fig. 1. Pose measurement system

Fig. 2. Coding target design and object. (a) Coding primitive; (b) coding combination; (c) target object

Fig. 3. Flow chart of decoding algorithm

Fig. 4. Finding smallest rectangle

Fig. 5. Image backprojection correction model

Fig. 6. Measurement accuracy comparison between proposed holographic coding scheme and common coding scheme. (a) x direction; (b) y direction; (c) z direction

Fig. 7. Affine transformation correction and matching result with oblique 15° imaging. (a) Oblique 15° imaging; (b) affine transformation correction; (c) matching result

Fig. 8. Image backprojection correction and matching result with oblique 15° imaging. (a) Oblique 15° imaging; (b) image backprojection correction; (c) matching result

Fig. 9. Image backprojection correction and matching result with oblique 60° imaging. (a) Oblique 60° imaging; (b) image backprojection correction; (c) matching result

Fig. 10. Image backprojection correction, plane rotation determination and matching result with positive 83° imaging. (a) Positive 83° imaging; (b) image backprojection correction and plane rotation determination; (c) matching result