Research Article

Autonomous Piloting and Simulation on Underwater Manipulations Based on Vision Positioning

Table 3

Line parameters given by Hough line detection and refining procedure for left image.

Line no.Original HoughRefined onceRefined twice

No. 1(621.2500, −13.500)(642.1108, −12.326)(643.9993, −12.227)
No. 2(571.2500, −13.500)(570.1830, −13.531)(570.1830, −13.531)
No. 3(706.2500, −9.000)(651.5200, −11.831)(643.9993, −12.227)