# Project Metrics

An entity type misrepresented or concentrated in a small sample of documents might lead to bias or incorrect predictions. Take action to improve the health of your data.

The following charts are available to help detect annotation biases:

**Annotation statistics.** Tracks annotated versus non-annotated documents in a percentage pie chart

<figure><img src="https://3073024999-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F0hqV0hLtifjaqlfkGT7n%2Fuploads%2FoKO55c62Vjqj5X310YbQ%2Fentity_distro%20(1).png?alt=media&#x26;token=d03085d1-6afe-4db5-a518-250b6f0debed" alt=""><figcaption></figcaption></figure>

**Entity type distribution.** Number of entities across all your documents, by entity type.<br>

<figure><img src="https://3073024999-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F0hqV0hLtifjaqlfkGT7n%2Fuploads%2FqfVdcackMSTG3zkig5mR%2Fimg10.png?alt=media&#x26;token=d13e2697-3e01-45cd-89b2-b1b0e4e2d15e" alt=""><figcaption></figcaption></figure>

**Relation type distribution.** Number of relations across all your documents, by relation type.

<figure><img src="https://3073024999-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F0hqV0hLtifjaqlfkGT7n%2Fuploads%2F6AZ6B75133rk3lbGsQvQ%2Frelation_distro.png?alt=media&#x26;token=bfa4d409-8f8d-4aac-8d77-a264464714e9" alt=""><figcaption></figcaption></figure>

**Relation type distribution.** Number of relations across all your documents, by relation type.
