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25. What is the fundamental technology behind Facial Recognition Software?

Ans. Facial Recognition Software relies on Computer Vision as its fundamental technology, used in
security protocols and payment procedures.
26. Explain the concept of conversational user interface.

Ans. It’s a computer interface emulating human conversation, like a chatbot, allowing users to interact
through text.
27. How does Spell Check, as exemplified by Grammarly, enhance text documents?

Ans. It identifies and corrects spelling mistakes, ensuring grammatical accuracy in written content.
28. What is the role of Optical Character Recognition (OCR) in document-related tasks?
Ans. OCR digitizes printed texts, aiding tasks like reading IDs, entering data, and verifying customer

information.
29. What is the significance of evaluating an AI model?

Ans. Model evaluation helps assess the reliability and performance of the AI model by using a separate
test dataset.
30. Explain the role of the Reality condition in model evaluation.

Ans. ”Reality” represents the actual state of the area when the model makes predictions,
crucial for understanding accuracy.

31. Why is a True Positive outcome important in model evaluation?
Ans. True Positive indicates the model correctly predicted a positive reality, demonstrating the model
effectiveness.
32. How does a confusion matrix contribute to evaluating model performance?

Ans. A confusion matrix provides a summarized view of the model, prediction outcomes, aiding in
assessing True Positive and Negative.

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