 The team was also using more sophisticated statistical analysis methods that allowed the examination of genetic mixing between Southeast Asian populations.The new study found that all ISEA populations had genes originating from the aboriginal Taiwanese.Contrary to the claim of a south-to-north migration in the "Out of Sundaland" hypothesis, the new whole genome analysis strongly confirms the north-to-south dispersal of the Austronesian peoples in the prevailing "Out of Taiwan" hypothesis.