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Project Interface

The top toolbar has the following options -

Project Column

The first column also known as the `Project Column` has the following -
  • Wokspace tab for woring on the annotator interface.Team member details
  • Jupyter tab for adding Google colab or jupyter notebooks to projects. More details in the Jupyter section.
  • Users tab for viewing project user details and assigning cases
  • Meet tab for secure project oriented video chat. More details in the Meet section.
  • Chat feature that allows you to discuss any issues with your team members
  • Progress feature to check annotation progress of users
  • Export tab to download images, annotations, DICOM metadata and model outputs. More details in the Data section
  • Info tab for project and dataset info
  • Settings tab to change project settings
  • Community to access forums.md.ai
  • Docs to access our documentation at docs.md.ai

Labels Column

The second column shows labels that are available for your project and has the following features-
  • Add new labels
  • Clone Label Groups
  • View labels
  • Change label and label group settings
Global labels refer to an entire exam, series, or image. The global labels do not have any drawing associated with them. An example of a global label would be: “Normal Image”.
The third column is Navigation. You can easly navigate exams, series or images using this column. It has the following features -

  • Ability to change the active dataset
  • Ability to choose from differnet viewing settings - Default hierarchical or Global Thumbnail.
  • Navigate exams, series, images using arrows
  • Keyboard and mouse shortcuts for easier usage.
  • Ability to send feedback in case of issues/comments
  • Help tab to access common troubleshooting tips
Keyboard shortcuts and mouse button shortcuts are seen by clicking on the icons.

Image column

The fourth column is the main portion of the annotator and shows the exams for annotation.

Updates column

The fifth column is called `Recent Events` and keeps a track of all updates made to the project. It shows annotations and the team member who created, copied, or modified them.
  • Click on an event to jump right to that image and annotation.
  • Click on header to minimize column width.

Top Row buttons

Viewer Settings

View series or images in 1-6 viewers using several configurations.

multiview.gif

You can also sync from two to six series for synchronized scrolling. Series with different orientations will show reference lines for the non-active series.

Sync

Reference Lines

Fullscreen mode

Open the annotator in Fullscreen view.

Add Notes/Tags to active annotation

Add notes or radlex tags to the currently active annotation. This option will not be available if no annotation is active.

Copy the active annotation onto previous/next image

Copy the active annotation to the previous/next image. You can then edit, redraw, or remove the annotation independently. This option will not be available if no annotation is active.

Undo/Redo

Toggle recent changes.

Clear active Layer

Delete shape.

Brush Tools

The brush tools includes brush width and shape as well as an eraser for corrections.

Erase

Will erase individual points on a freeform shape or polygon.

Grid

Display grid markers. You can choose a square or hexagonal grid. Adjust the size of the grid by using the grid size icon or by using keyboard shortcuts.

Ruler

Add ruler to measure in mm.

Angle

Add angle to measure angles in degrees.

Ellipse

Add an elliptical ROI tool.

Pixel probe

Show pixel value for an individual point.

Zoom

Zoom image in or out.

Rotate counterclockwise/ clockwise

Rotates all images in series 90 degrees counterclockwise or clockwise.

Flip horizontal/ vertical

Flips all images in series along the horizontal/ vertical axis.

Center and reset viewport

Resets all changes made to the image including size, rotation, window/level or filters.

Invert colors

Inverts image colors.

Window/Level

Change window and level settings. There are also keyboard shortcuts to set window and level for CT scans.

ROI Window/Level

Automatically optimize window and level settings with respect to an area of interest on the image.

Image filters

Different image filters including sharpen, blur, emboss, edges (sobel) and histogram equalization

Example CXR before and after histogram equalization (CLAHE) to highlight a subtle lung nodule in the right mid lung.

Closeup of subtle lung nodule in the right mid lung.

Cine Play

Shows images in series in cine mode. Select the cine speed and direction.

Image Render Settings

Images are replaced with low resolution versions during scrolling and return to high res when scrolling or cine stop by setting Use Rendered Image.

Layers control

Hide or show dicom information, cross reference lines, annotations, notes, measurements, and model outputs. Also options to show annotation/model outputs in a single row.

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