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

# End-to-End Examples

## Multimodal

<CardGroup cols={2}>
  <Card title="Human-in-the-Loop Validation" icon="person-walking-arrow-loop-left" href="/end-to-end/Features/e2e-data-groups">
    Humans validating ML predictions using generated output (text file) and videos in a single interface.
  </Card>

  <Card title="PCD" icon="cube" href="/end-to-end/Modalities/pcd/e2e-pcd">
    Annotating Point cloud data (PCD) using Scenes.
  </Card>
</CardGroup>

## Images and Video

<CardGroup cols={2}>
  <Card title="Single Image Annotation" icon="image" href="/end-to-end/Modalities/images/single-image-annotation">
    Annotating single images in a Project.
  </Card>

  <Card title="Images and Video Annotation" icon="video" href="/end-to-end/Modalities/e2e-data-images-videos">
    Annotating images and videos in a Project.
  </Card>
</CardGroup>

## Audio

<CardGroup cols={2}>
  <Card title="Transcription" icon="file-audio" href="/end-to-end/Modalities/audio/annotating-audio-files">
    Annotating audio data for transcription.
  </Card>

  <Card title="RLHF Audio" icon="file-audio" href="/end-to-end/Modalities/audio/audio-rlhf">
    Reinforcement Learning from Human Feedback (RLHF) with audio data.
  </Card>
</CardGroup>

## Text

<CardGroup cols={2}>
  <Card title="Text and HTML Annotation" icon="file-lines" href="/end-to-end/Modalities/text/text-annotation">
    Annotating text and HTML data.
  </Card>

  <Card title="Entity Mapping" icon="table" href="/end-to-end/Modalities/tabular/e2e-tabular-data">
    Annotate rows of data in a tabular format.
  </Card>
</CardGroup>