All-line axial map (Space Syntax)
All line axial map is a set of lines made up of all lines drawn tangent to vertices that can see each other.
Penn, A., Conroy, R., Dalton, N., Dekker, L., Mottram, C.,Turner, A. (1997), Intelligent architecture: new tools for the three dimensional analysis of space and built form, in Proceedings of the 1st International Symposium on Space Syntax University College London, London, pp. 30.3-4