What internal model governed the responses of Kenneth Colby's PARRY system?
Answer
A complex internal model of beliefs and emotional states
Kenneth Colby’s PARRY, created in 1972, served as a sophisticated counterpart to ELIZA because it aimed to mimic a specific human psychological state rather than just offering generalized support. PARRY simulated an individual experiencing a paranoid schizophrenic personality. To achieve this, the system required the development and maintenance of an internal model detailing the simulated beliefs, persecutions, and emotional conditions of that persona. This internal state dictated how the system interpreted inputs and generated responses, making it a significant step forward in simulating complex conversational roles that went beyond simple template responses.

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