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Section
Appendix
6.6

Preferences

While it may seem intuitive to let AI systems be guided by people's preferences, there are a number of objections to relying on these.

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Review Questions

Explain the difference between stated, revealed, and idealized preferences.

Answer:

Stated preferences are expressed, revealed preferences are inferred from choices, and idealized preferences are those held with perfect information and judgment.

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How can we use stated preferences to train AIs? What is one practical limitation of using human feedback to train AI systems?

Answer:

Humans can directly evaluate and rank AI outputs as training feedback. A limitation is infeasibility as tasks become too complex for humans to judge.

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Why might using human preferences alone be insufficient for comprehensive machine ethics?

Answer:

Preferences may not capture important factors like autonomy, may need to be aggregated, and could still lead to unethical outcomes if satisfied.

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