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Prompt Engineering / GenAIml~8 mins

AI ethics and responsible usage in Prompt Engineering / GenAI - Model Metrics & Evaluation

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Metrics & Evaluation - AI ethics and responsible usage
Which metric matters for AI ethics and responsible usage and WHY

In AI ethics, metrics focus on fairness, bias detection, transparency, and accountability rather than just accuracy. We want to measure if the AI treats all groups fairly and avoids harm. Metrics like demographic parity, equal opportunity, and explainability scores help us check if the AI is responsible and ethical.

Confusion matrix or equivalent visualization

While traditional confusion matrices show true/false positives and negatives, in ethics we look deeper. For example, we compare confusion matrices across different groups (like gender or race) to spot bias.

Group A confusion matrix:
TP=90, FP=10
FN=15, TN=85

Group B confusion matrix:
TP=70, FP=30
FN=40, TN=60

This shows Group B has more false positives and false negatives, indicating possible unfairness.
Precision vs Recall tradeoff with concrete examples

In ethical AI, tradeoffs matter beyond precision and recall. For example, a hiring AI might have high precision (only selects qualified candidates) but low recall (misses many good candidates). This can unfairly exclude people. Balancing precision and recall ensures fairness and opportunity for all.

What "good" vs "bad" metric values look like for AI ethics

Good ethical metrics mean similar error rates across groups, transparent decisions, and no hidden biases. For example, if false positive rates are 5% for all groups, that is good. Bad means one group has 20% false positives while another has 2%, showing unfair treatment.

Metrics pitfalls in AI ethics
  • Ignoring subgroup performance hides bias.
  • Relying only on accuracy can mask unfairness.
  • Data leakage can cause misleading fairness results.
  • Overfitting to one group reduces general fairness.
Self-check question

Your AI model has 98% overall accuracy but shows 10% false positive rate for Group A and 40% for Group B. Is it good for responsible usage? Why or why not?

Answer: No, because the model treats Group B unfairly with many more false positives. This can cause harm or discrimination, so the model is not ethically responsible despite high accuracy.

Key Result
Ethical AI metrics focus on fairness and equal error rates across groups, not just overall accuracy.