Amazon Textract Cheat Sheet

• A fully managed document analysis service for detecting and extracting information from scanned documents.
• Returns extracted data as key-value pairs (e.g., Name: John Doe)
• Supports virtually any type of documents
• Can detect text written in Standard English alphabet and ASCII symbols.

Common Use Cases:

• Building search indexes
• Importing documents into a business application

• Building automated document processing solutions
• Text extraction for Natural Language Processing (NLP) Applications
• Maintaining document compliance

Concepts

• Amazon Textract returns a confidence score for each identified element, which indicates the probability that a given prediction is correct.
• A low-confidence score can be rerouted to Amazon Augmented AI (A2I) for further human review.
• The asynchronous operation allows you to process multipage PDF documents.
• Detect Document Text API
  •  Uses optical character recognition (OCR) technology to extract printed text and handwriting from a document.
• Analyze Document API
  • Extracts printed text, handwriting, and other data from tables and key-value pairs from forms.

Amazon Textract Pricing

• You only pay for what you use.
• Charges vary for Detect Document Text API and Analyze Document API, with the latter being the more expensive.

Note: If you are studying for the AWS Certified Machine Learning Specialty exam, we highly recommend that you take our AWS Certified Machine Learning – Specialty Practice Exams and read our Machine Learning Specialty exam study guide.

Amazon Textract Cheat Sheet References References:

https://docs.aws.amazon.com/textract/latest/dg/what-is.html
https://docs.aws.amazon.com/textract/latest/dg/textract-best-practices.html
https://aws.amazon.com/blogs/machine-learning/using-amazon-textract-with-amazon-augmented-ai-for-processing-critical-documents/