genetic algorithm, dispersion effect, the 2012 Haida Gwaii earthquake, optimized source model, directivity of tsunami source, submarine mass failure, Regression analysis, Propagation, Tsunamis, Earthquakes, Sea surface, Travel time, Traveltime, Amplitudes, Seismological data, Slip, Dispersion, Optimization, Directivity, Mass, Travel, Elevation, Azimuth, Algo...