Annotation

Create an instance

The Pixel Editor has 4 annotation tools: Polygon, Brush, Box, and Ellipse.

Polygon

To annotate with the Polygon tool:

  1. In the left panel, select the Polygon tool or press Z on the keyboard.
  2. Click where you want to start outlining the object.
  3. Outline the object using clicks.
  4. Finish the annotation by clicking the starting point.
  5. Press the spacebar to create the instance.

Brush

To annotate with the Brush tool:

  1. In the left panel, select the Brush tool or press M on the keyboard.
  2. Adjust the brush size in the top panel.
  3. Brush over the object you want to annotate.
  4. Press the spacebar on the keyboard to create the instance.

Box

To annotate with the Box tool:

  1. In the left panel, select the Box tool or press X on the keyboard.
  2. Draw a box to outline the object.
  3. Press the spacebar on the keyboard to create the instance.

Ellipse

To annotate with the Ellipse tool:

  1. In the left panel, select the Ellipse tool or press J on the keyboard.
  2. Draw a line to set the diameter.
  3. Move the ellipse upwards or downwards to determine its size.
  4. Press the spacebar on the keyboard to create the instance.

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Keyboard navigation

  • To move around an image while annotating, you can click and hold the scroll wheel and move the mouse, or you can use the W, A, S, and D keys. Press W and S to go up and down, and press A and D to go left and right.
  • Press the right arrow on the keyboard to move to the next image and the left arrow to move to the previous image.

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Zoom level

  • The zoom level is maintained the same while switching between images.

  • If you zoom in on an image and switch to another one where the zoom coordinates are missing, the zoom level will be reset to the default level.

Apply pre-annotations

Pre-annotations are annotations that are imported to your project.

To apply pre-annotations to an image:

  1. Upload annotations to the project. Learn more.
  2. Open the image in the editor.
  3. In the top panel, click Apply pre-annotation.
  4. In the popup, click Yes. Note that the uploaded annotations will overwrite the current annotations.

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Only Team Owners, Team Admins, and Project Admins can apply pre-annotations.

Adjust an instance

Use the following tools to adjust instances: Eraser Brush, Eraser Polygon, Eraser Ellipse, and Eraser Box.

Eraser Brush

To use the Eraser Brush:

  1. In the left panel, right-click on the Brush tool.
  2. Select Eraser Brush.
  3. Brush over the areas you want to delete.

Eraser Polygon

  1. In the left panel, right-click on the Polygon tool.
  2. Select Eraser Polygon.
  3. Draw a polygon over the areas you want to delete.

Eraser Ellipse

  1. In the left panel, right-click on the Ellipse tool.
  2. Select Eraser Ellipse.
  3. Draw an ellipse over the areas you want to delete.

Eraser Box

  1. In the left panel, right-click on the Box tool.
  2. Select Eraser Box.
  3. Draw a box over the areas you want to delete.

Approve/Disapprove an instance

To approve an instance:

  1. Find the instance in the right panel.
  2. Click the corresponding thumbs up button in the right panel.

To disapprove an instance:

  1. Find the instance in the right panel.
  2. Click the corresponding thumbs down button in the right panel.

Delete an instance

To delete an instance:

  1. Find it in the right panel. You can find the instance easily if you select it on the canvas.
  2. Click the X button that corresponds to the instance.

To delete all the instances:

Click Revert (delete icon) in the right panel or press Ctrl+Shift+R on the keyboard.

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SuperAnnotate automatically saves your progress.


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