Cognition Notes

Cognition Notes - 10:43 Cognition Notes Lecture 1 350 BCE:...

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Unformatted text preview: 10:43 Cognition Notes Lecture 1 350 BCE: Aristotle: ‘The mind is the heart’ Didn’t know what organs were for (thought lungs were for cooling) Heart feels pain with emotion Chickens run with heads cut off 130 AD: Galen: ‘The mind is the brain’ One of the first to dissect people & animals Found that wiring went to the brain 1860: Cortex is the seat of the mind Monism: The mind and body are one Dualism: Idea that the mind and body are separate, they have different processes (believes brains are not machines) Descartes (1650): Famous dualist who thought that the mental spirit had to interact with the body somehow 1650: People thought ventricles hold higher thought processes de la Mettrie (1748): “L’homme Machine” Darwin (1859): All biological structures are ‘devices’ adapted to serve the organism’s survival The mind as a machine The mind is a machine A machine is a process consisting of physical, material elements related to each other by causal relations In cognition- Mechanical Theory: explains that every element is understood in terms of the combination of simpler, stupider, elements we reduce things we don’t understand to combinations of things we do understand Homonculus: Is an imaginary man inside the heard Cognitive psychologists seek to banish it because there are “no miracles allowed” Weather and mental functions Weather is a complex combination of air, water, temperature… Weather events are complex combinations of basic elements interacting causally Mental events (thoughts, beliefs, ideas..) also interact causally from basic elements Weather and mental functions can be described at both levels (events or elements) Lsms: Storms – air molecules Holism – reductionism Macroscopic – microscopic Cognition – neuroscience Explanation is reduction to simpler (stupider) phenomena Lecture 2 Thought has patterns: Standard procedures that work because of their form not content Suggests thought can be converted into a mechanical process Suggests mental processes can be understood in scientific terms (cognitive psychology) Aristotle: Syllogism : a chain of deductive reasoning Ex: Premise: All men are mortal Premise: Scorates is a man Conclusion: Socrates is mortal The truth of the argument is logically certain based on the form of the argument, regardless of the content George Boole: An Investigation of the Laws of Thought (1854): Propositional Calculus or Boolean Algebra Calculating with propositions (true or false statements) instead of numbers Propositions put together with logical connectives : A^B conjunction : true if both are true AvB disjunction...
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This note was uploaded on 03/07/2012 for the course 830 201 taught by Professor Leyton during the Fall '08 term at Rutgers.

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Cognition Notes - 10:43 Cognition Notes Lecture 1 350 BCE:...

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