> ## Documentation Index
> Fetch the complete documentation index at: https://docs.nlabel.ai/llms.txt
> Use this file to discover all available pages before exploring further.

# Data Format

> File structure and supported formats

## Directory structure

```text theme={null}
dataset/
├─ video/
│  ├─ head.mp4
│  ├─ wrist_left.mp4
│  └─ wrist_right.mp4
├─ annotations/
│  ├─ actions.json
│  ├─ hands.json
│  ├─ objects.json
│  └─ language.json
└─ metadata.json
```

## Supported formats

* Video: MP4 (H.264 / H.265)
* Annotations: JSON
* Metadata: JSON

Optional exports include TFRecord and ROS bag formats.