Review of de Haas et al.
Benjamin Purinton · 2020
The authors advocate for a modified method of change detection using UAV-SfM time series.Whereas the traditional approach uses each survey individually aligned to GCPs, the authors build upon and expand the work of Cook and Dietze (2019) in this journal to suggest a combination of GCPs and co-alignment over many (more than two) time steps.This manuscript is well written and well placed within the context of recent UAV-SfM studies.Despite being a short communication, the manuscript would benefit from some additional details, clarifications, and modifications that should all fall C1 ESurfD Interactive