Robust Centroid Estimation Method with the Rough and Refined Estimation for Interplanetary Optical Navigation

<table class="table-group" id="tab2"><tr><td><table class="table"><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr class="thead"><td class="align_left">Key steps</td><td class="align_center">Time percentage (%)</td></tr><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr><td class="align_left">Binarizing image</td><td class="align_center">1.81</td></tr><tr><td class="align_left">Open and close operation</td><td class="align_center">3.41</td></tr><tr><td class="align_left">Edge detection</td><td class="align_center">7.01</td></tr><tr><td class="align_left">Locating valuable profiles</td><td class="align_center">2.02</td></tr><tr><td class="align_left">Rough estimation using RANSAC</td><td class="align_center">28.74</td></tr><tr><td class="align_left">Refined estimation using hybrid genetic algorithm</td><td class="align_center">56.81</td></tr><tr><td class="align_left">Other steps</td><td class="align_center">0.2</td></tr><tr class="table-tr"><td colspan="2"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Percentage of time spent on critical steps in the algorithm.</div>

International Journal of Aerospace Engineering

tab2

Table 2

Table 2: Robust Centroid Estimation Method with the Rough and Refined Estimation for Interplanetary Optical Navigation 