J. Berner, P. Grohs, G. Kutyniok, and P. Petersen. (2021)cite arxiv:2105.04026Comment: This review paper will appear as a book chapter in the book "Theory of Deep Learning" by Cambridge University Press.
K. Stelzner, K. Kersting, and A. Kosiorek. (2021)cite arxiv:2104.01148Comment: 15 pages, 3 figures. For project page with videos, see http://stelzner.github.io/obsurf/.