Glossary A Flashcards
accessibility
the degree to which we gain access to the available information
ACT
Adaptive Control of Thought. In the ACT model, John Anderson synthesized features of serial information-processing models and of semantic-network models:
procedural knowledge -> represented as production system
declarative knowledge -> propositional networks
ACT-R
a model of information processing that integrates a network representation for declarative knowledge and a production-system representation for procedual knowledge
agnosia
a severe deficit in the ability to perceive sensory information
Alzheimer’s disease
disease causing dementia and progressive memory loss
amacrine cells
along with horizontal cells, they make single lateral connections between adjacent areas in the middle layer of the retina
amnesia
severe loss of explicit memory
amygdala
important role in emotion: aggression and anger
analogues codes
a form of knowledge representation that preserves perceptual features of what is being represented
analysis
breaking down a problem into managable elements
anterograde amnesia
the inability to remember events that occur after a traumatic event
aphasia
impairment of language functioning caused by brain damage
arousal
degree of physiological excitation, responsivity and readiness for action, relative to a baseline
artifact categories
groupings that are designed by humans
AI
the attempt by humans to construct systems that show intelligence
