Explanation
Amazon Polly is an AWS service that converts text into lifelike speech using advanced deep learning technologies. It provides a wide range of lifelike voices and supports multiple languages, allowing developers to create applications that can speak.
Key Features of Amazon Polly:
- Text-to-Speech Conversion: Converts written text into natural-sounding speech
- Multiple Voices: Offers a variety of natural-sounding voices in different languages
- SSML Support: Supports Speech Synthesis Markup Language for enhanced control over speech output
- Neural Text-to-Speech: Uses advanced deep learning to produce more natural-sounding speech
Why the Other Options are Incorrect:
- Option A (To label images for training models): This describes Amazon SageMaker Ground Truth or Amazon Rekognition Custom Labels
- Option C (To summarize large documents): This describes Amazon Comprehend's summarization feature
- Option D (To extract entities from text): This describes Amazon Comprehend's entity recognition feature
Amazon Polly is commonly used for applications like:
- Creating voice-enabled applications
- Building interactive voice response (IVR) systems
- Developing audiobooks and podcasts
- Enhancing accessibility features in applications
