Rao RP, Ballard DH. (1999). Predictive coding in the visual cortex: a functional interpretation of some extra-classical receptive-field effects. Nature neuroscience. 2 [PubMed]
Siegel M, Körding KP, König P. (2000). Integrating top-down and bottom-up sensory processing by somato-dendritic interactions. Journal of computational neuroscience. 8 [PubMed]