Use of GMM and SCMS for Accurate Road Centerline Extraction from the Classified Image

<table class="table-group" id="tab3"><tr><td><table class="table"><tr><td class="thead-hr" colspan="5"><hr/></td></tr><tr class="thead"><td align="left" rowspan="2">Experiment</td><td align="center">Number of</td><td align="center" colspan="3">Computation time (s)</td></tr><tr class="thead"><td align="center">points</td><td align="center">SCMS</td><td align="center">F-SCMS</td><td align="center">GMM-SCMS</td></tr><tr><td class="thead-hr" colspan="5"><hr/></td></tr><tr><td align="left">1</td><td align="center">35177</td><td align="center">1142.95</td><td align="center">73.48</td><td align="center">110.68</td></tr><tr><td align="left">2</td><td align="center">11578</td><td align="center">58.77</td><td align="center">2.18</td><td align="center">6.51</td></tr><tr><td align="left">3</td><td align="center">8009</td><td align="center">35.73</td><td align="center">1.97</td><td align="center">8.84</td></tr><tr><td align="left">4</td><td align="center">16503</td><td align="center">172.99</td><td align="center">67.93</td><td align="center">15.36</td></tr><tr class="table-tr"><td colspan="5"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

Comparison of computation time for different centerline extraction methods.

Journal of Sensors

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Table 3

Table 3: Use of GMM and SCMS for Accurate Road Centerline Extraction from the Classified Image 