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What is LearningAcquiring new or modifying existing knowledge behaviors skills values or preferences which may involve synthesizing different types of information How do we LearnNonAssociative LearningHabituation As early as two monthsSensitizationAssociative LearningClassical conditioning associative learningOperant conditioningPlayImprintingObservational Learning Rote learning How does the Brain Learn by finding a neuron pathway which activates all signals at once which then provide you with the ability to perform the skillAnimal LearningClassical conditioning Learned by associationGarcia and Koelling 1966 rat conditioningOperant conditioning Positive or negative reinforcement punishment that results in higher probability of behaviours Machine LearningMachine learning is the field of study that gives computers the ability to learn without explicit programming Samuels 1959A computer program is said to learn from experience E with respect to some class of tasks T and performance measure P if its performance at tasks in T as measured by P improves with experience E Mitchell 1997 EvolutionEvolutionThe change in the inherited characteristics of biological populations over successive generationsNatural selection 1 more offspring are produced than can possibly survive2 traits vary among individuals leading to differential rates of survival and reproduction and 3 trait differences are heritableGenetic mutation and shiftDarwins FinchesHuman EvolutionThomas Henry Huxley Evidence as to Mans place in Nature 1863Brain development Temporal lobes language Prefrontal cortex decision making and planning account for most of the brain The Accidental Mind mind is on accident and has evolved over time sees no grand design evolutionary choices that have made the brain the way it is today only adding to the brain never taking away 2 visual and 2 auditory systems from different speciesEvolutionary PsychologyClaim the relevant internal mechanisms are adaptationsproducts of natural selectionthat helped our ancestors get around the world survive and reproduceHuman behaviors are not a direct product of natural selection but rather the product of psychological mechanisms that were selected for Tooby and Cosmides 2005 Evolutionary Psychologys Tenets1The brain is a computer designed by natural selection to extract information from the environment2Individual human behavior is generated by this evolved computer in response to information it extracts from the environment 3The cognitive programs of the human brain are adaptations They exist because they produced behavior in our ancestors that enabled them to survive and reproduce4The cognitive programs of the human brain may not be adaptive now they were adaptive in ancestral environments
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