Revelation, also called standardisation or normalisation, aims to get rid of size effect on syntactic values, and so compare those values acrosss streets, areas, cities and regions.
Sources Hillier, B. & Hanson, J. (1984), The Social Logic of Space, Cambridge University Press: Cambridge. pp.108-109; Teklenburg, F. A. F. et al (1993), Space Syntax: Standardised Integration Measures and Some Simulations, Environment and Planning B, volume 20. pp. 347-357