This is bad comedy. A 210-line-of-Python outlier remover is not a research advancement, it’s part of a grad student’s util file. Really reflects badly on everyone involved. It is partially explained that the work is published in Ergonomics, vs any computational conference - this reminds strongly of the “Tai’s Model” scandal.
https://academia.stackexchange.com/questions/9602/rediscover...
People have been doing submillimeter 3d scanning for a decade at least.