What is Machine Learning?
Machine learning (ML) is a branch of artificial intelligence where computers learn patterns from data and improve at tasks without being explicitly programmed for every rule.
What services does AWS offer?
AWS Rekognition
AWS Rekognition is an image and video analysis service to detect objects, scenes, faces, text and activities using ML.
Use cases:
- Object & scene detection;
- Text detection in images/videos;
- Facial analysis. (E.g. age range, emotions, gender, etc.);
- Content moderation;
- Face comparison & recognition.
Text-to-Speech & Speech-to-Text
Amazon Transcribe
Amazon Transcribe is a service that converts speech to text using automatic speech recognition (ASR).
Use cases:
- Call transcription for contact centers;
- Closed captioning for media;
- Metadata generation for audio/video;
- Automatically redact personally identifiable information (PII).
Amazon Polly
Amazon Polly is a service that converts text to speech using deep learning technology.
(Opposite of Transcribe).
Use cases:
- Virtual assistants;
- Content narration.
Amazon Translate
Amazon Translate is a fully managed neural machine translation service for fast, high quality, real-time language translation.
Use cases:
- Multilingual applications;
- Website localization;
- Customer support chat.
Amazon Lex & Connect
Amazon Lex
Amazon Lex is a service for building conversational interfaces using voice and text, (powered by the same tech as Alexa).
Integrated with Connect for intelligent customer service bots.
Amazon Connect
Amazon Connect is a cloud-based contact center service to provide customer service at scale.
Can use Lex for automated conversations.
Amazon Comprehend
Amazon Comprehend is a Natural Language Processing, (NLP), service to extract insights and relationships from unstructured text.
Use cases:
- Sentiment analysis;
- Entity recognition;
- Topic modeling;
- Language detection.
Document Extraction
Amazon Kendra
Amazon Kendra is an intelligent search service that uses ML to provide accurate and context-aware search results across internal documents.
It can index FAQs, manuals, policies and structured/unstructured content from data sources like SharePoint, S3, databases, etc.
Textract
Textract is an ML based OCR service that extracts test, handwriting and structured data from scanned documents.
Use cases:
- Invoice and receipt processing;
- Document automation;
- Data extraction from forms.
SageMaker AI
SageMaker is a fully managed service to build, train, tune and deploy machine learning models at scale.
It includes built-in algorithms, Jupyter notebooks, model tuning and deployment endpoints.
Use cases:
- Predictive analytics;
- Fraud detection;
- Personalized recommendations.
Amazon Personalize
Amazon Personalize is a service for building real-time personalized recommendations using the same tech as Amazon.
Use cases:
- Product recommendations;
- Content ranking;
- Personalized marketing messages.