Guidelines and Limits
Important Notice
Amazon Comprehend Medical is not a substitute for professional medical advice, diagnosis, or treatment. Amazon Comprehend Medical provides confidence scores that indicate the level of confidence in the accuracy of the detected entities. Identify the right confidence threshold for your use case, and use high confidence thresholds in situations that require high accuracy. For certain use cases, results should be reviewed and verified by appropriately trained human reviewers. Amazon Comprehend Medical should only be used in patient care scenarios after review for accuracy and sound medical judgement by trained medical professionals.
Keep in mind the following information when using Amazon Comprehend Medical.
Supported Regions
For a list of AWS Regions where Amazon Comprehend Medical is available, see AWS Regions and Endpoints in the Amazon Web Services General Reference.
Throttling
For information about throttling and limits for Amazon Comprehend Medical, see url="https://docs.aws.amazon.com/general/latest/gr/aws_service_limits.html#limits_amazon_comprehend_medical"
Overall Limits
All Amazon Comprehend Medical operations have the following limits:
| Description | Limit |
|---|---|
| Character encoding | UTF-8 |
Maximum document size (UTF-8 characters) for
DetectEntity and DetectPHI
operations.
|
20,000 bytes |
| Maximum size of batch jobs (all files) | 10 Gb |
| Minimum size of batch jobs (all files) | 1 byte |
| Maximum individual file size for batch jobs | 40 Kb |
| Maximum number of files for batch jobs | 5 million |
Amazon Comprehend Medical processes one block of each text document at a time, synchronously. Only documents in English (EN) are supported.
