They are talking about usPlease find below a non-exhaustive web review of sites that are talking about us:Wikipedia - Persistent homologyWikipedia - Alpha shapeCGAL - Projects Using CGAL Dindin Meryll on Towards Data Sciencehttp://qiita.com/snuffkin/items/b032fa5a938e13275177https://github.com/n-otter/PH-roadmaphttp://web.cse.ohio-state.edu/~yusu/courses/5559/index.htmlhttp://people.clas.ufl.edu/peterbubenik/software/http://web.cse.ohio-state.edu/~tamaldey/paper/SimBa/SimBa.pdf