Robuta

https://meetings-archive.aps.org/mar/2011/w29/2/ Quantum States as Probabilities from Symmetric Informationally Complete Measurements - APS March... If you pick d^2 symmetrically spread vectors in a d-dimensional Hilbert space, you get a symmetric informationally complete set of quantum states (or SIC fo quantum statesprobabilitiessymmetricinformationallycomplete