International Journal of Aerospace Engineering / 2019 / Article / Tab 1

Research Article

Terrain Referenced Navigation Using a Multilayer Radial Basis Function-Based Extreme Learning Machine

Table 1

Results of various DEM fitting methods.

Bilinear interpolationB-spline NNSVMRConventional ELMML-RBF-ELM

Number of hidden nodes19712713842301193
Training time249.3 sec3135.4 sec8.10 sec71.72 sec
Test time99.8 μsec115.3 sec13.0 μsec44.0 μsec
Training errorApprox. 1.02%3.81%8.76%24.03%0.98%
Test errorApprox. 1.01%7.50%8.64%23.48%1.10%

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