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Pinker, S. (2013) Language, Cognition, and Human Nature. Oxford University Press.

p.117: brain stores the arrangement of the object’s parts with respect to a coordinate system centred on the object itself rather than on the viewer’s eyes, head, or body. — Highlighted 15 Nov 2017

p.117: people took longer to recognize a shape when they saw it at orientations different from the one in which they had originally learned it, suggesting that they had stored the shape in something like its original appearance, rather than having stored its inherent geometric structure. — Highlighted 15 Nov 2017

p.118:  A prominent proposal by Marr and Nishihara (1978) is that the visual system first aligns a coordinate system on an input object based on its axes of symmetry, elongation, or movement, describes the arrangement of the object’s parts within that system (resulting in the same description regardless of the object’s orientation relative to the viewer), and matches the description against memory representations stored in the same format. — Highlighted 15 Nov 2017

p.118: humans possess an analogue visual transformation process, — Highlighted 15 Nov 2017

p.118:  For example, during the interval between stimulus presentation and the response, the subject can quickly classify a probe stimulus displayed at an intermediate orientation; — Highlighted 15 Nov 2017