Which AI technique is mainly used by voice assistants to understand human speech?

How does Google Photos automatically group people in images?

Recommendation systems on e-commerce websites mostly depend on:

Which AI concept allows smartphones to unlock using fingerprints or face ID?

Traffic prediction in navigation apps is improved by AI mainly through:

Which machine learning approach is commonly used in spam email detection?

Virtual shopping assistants on websites are an example of:

Why is AI important in fraud detection for online banking?

Smart home thermostats adjust temperature by learning from:

Which factor MOST influences the accuracy of AI-based face recognition in smartphones?