PSYC 1101 Lecture Notes - Lecture 2: Tabula Rasa, Outline Of Object Recognition, Small Cell
27 Sep 2018
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John locke: tabula rasa, we need experience even to understand vision, experience drives us. Perception: objectivist view (blank slate, our senses precisely and accurately reflect the physical world. Gestalt principles: our percepts are evoked by nature; they are personal and not a copy of nature. Vision: vision is an interpretation of the world around us, visual illusions demonstrate the gap between what is out there and how our minds and brain interpret what is out there. Illusions are rare because our minds and brains gave evoked to have interpretations that almost always work brilliantly in our environment without us having to think about it. The problem of brightness constancy: ambient brightness varies greatly, visual systems functions over a range of 1014, outdoors" at (cid:374)oo(cid:374) vs a di(cid:373) roo(cid:373), we recognize things by their brightness, we us i(cid:374)fere(cid:374)(cid:272)e to per(cid:272)eive a(cid:374) o(cid:271)je(cid:272)t"s (cid:271)right(cid:374)ess. Receptive field area of external space in which a stimulus activates a neuron: smaller receptive field: more detail.
