TY - RPRT TI - Second-order statistics of colour codes modulate transformations that effectuate varying degrees of scene invariance and illumination invariance. AU - Rainer Mausfeld AU - Johannes Andres PY - 2002 DO - 10.1068/p07sp UR - https://pubmed.ncbi.nlm.nih.gov/11922133/ ID - 11922133 ER -