Annotation

Create instance

Annotation tools

The Vector Editor has 7 annotation tools: Point, Polyline, Polygon, Bounding Box, Rotated Box, Ellipse, and Cuboid.

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  • 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 on the keyboard. Press W and S to go up and down, and press A and D to go left and right.
  • Use the ruler in the left panel to measure the size of your objects and instances.

Point

To annotate with the Point tool:

  1. In the left panel, select the Point tool or press P on the keyboard.
  2. Click on the object you want to annotate.

Polyline

To annotate with the Polyline tool:

  1. In the left panel, select the Polyline tool or press L on the keyboard.
  2. Click where you want to start outlining the object. If you want to annotate an irregular shape, you need to create multiple lines that are connected to each other. In this case, you can click to start a new line that goes in a different direction.
  3. Finish the annotation by double-clicking.

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.
Create a polygon with an existing point

You can create a polygon using a point from an existing polygon as a starting point:

  1. In the left panel, select the Polygon tool or press Z on the keyboard.
  2. Hover over an existing polygon and click on a starting point.
  3. Draw the polygon.
  4. Finish the annotation by clicking the starting point.
Create a polygon with a common side with another polygon

To create a polygon that has a common side with an existing polygon:

  1. In the left panel, select the Polygon tool or press Z on the keyboard.
  2. Hover over an existing polygon and click the two points that make up the side you want to connect to your new polygon.
  3. Draw the polygon.
  4. Finish the annotation by clicking the starting point.

Bounding Box

To annotate with the Bounding Box tool:

  1. In the left panel, select the Bounding Box tool or press X.
  2. Click on the image and drag the cursor to draw a Bounding Box.
  3. Let go of the click.

Rotated Box

To annotate with the Rotated Box tool:

  1. In the left panel, right-click on the box.
  2. Select the Rotated Box tool or press Ctrl+X on the keyboard.
  3. Draw a line (click to start the line and click to end the line).
  4. Move the cursor to draw a box.
  5. Rotate the box (optional).

Ellipse

To annotate with the Ellipse tool:

  1. In the left panel, select the Ellipse tool or press E on the keyboard.
  2. Click on the image and drag the cursor to draw an Ellipse.
  3. Let go of the click.

Cuboid

To annotate with the Cuboid tool:

  1. In the left panel, select the Cuboid tool or press Q on the keyboard.
  2. Click on the image and drag the cursor to draw a square.
  3. Click when you're satisfied with the size of the square.
  4. Drag the cursor forward, backward, or sideways to draw the cuboid.

Point label

You can add point labels to all the instances in the Vector Editor.

To do add a point label:

  1. Select an instance.
  2. Right-click on a point.
  3. Type a point label name.
  4. Click the check button.

To delete a point label:

  1. Select an instance.
  2. Right-click on a point.
  3. Click the X button.

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To add a point label on a Keypoint:

  1. Select the Keypoint.
  2. While holding the Shift key on the keyboard, right-click on the Keypoint.
  3. Type a point label name.
  4. Click the check button.

To delete a point label on a Keypoint:

  1. Select the Keypoint.
  2. While holding the Shift key on the keyboard, right-click on the Keypoint.
  3. Click the X button.

Template

You can annotate objects using Templates.

Annotate with template

To annotate with a template:

  1. In the left panel, click the Template tool or press T on the keyboard.
  2. Choose a template from the drop-down list.
  3. Click on the image and drag the template.

Create a template

To create a template:

  1. In the left panel of your project, click Templates.
  2. Click the + button.
  3. Type a template name.
  4. Create a template using the Point and Line tools. You can draw a line only if it has a point on each edge.
  5. When you're done, click Create.

To label a point:

  1. Click on a point.
  2. Type a text in the Point label text box.

Your changes will be saved automatically.

To delete a point:

  1. Click on a point.
  2. Press the Backspace key on the keyboard.

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Template guide

You can upload an image in the template editor to create a template with more precision. To do that:

  1. Click on the folder button.
  2. Choose an image from your computer.
  3. Create a template.

Copy instance

To copy and paste an instance:

  1. Select the instance you want to copy.
  2. Press Ctrl+C+V to copy the instance once. Press Ctrl+C+V+V to copy the instance twice, and so on.

Group instances

In some cases, you might need to use more than one tool to annotate a single object. To indicate that several instances form one object, you need to group them.

To group instances:

  1. Select an instance.
  2. Press and hold the Ctrl key on the keyboard.
  3. While holding the Ctrl key, click on the instances you want to include in the group.
  4. Click Group in the top panel.

Ungroup instances

To ungroup instances:

  1. Select the group.
  2. Click Ungroup in the top panel or press Ctrl+Shift+G on the keyboard.

Approve/Disapprove instance

To approve an instance:

  1. Select the instance.
  2. Click the corresponding thumbs up icon in the right panel or press Shift+Up arrow.

To disapprove an instance:

  1. Select the instance.
  2. Click the corresponding thumbs down icon in the right panel or press Shift+Down arrow.

Import 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.

Delete instance

Delete instance

There are 2 ways to delete an instance:

Method 1

  1. Select the instance you want to delete.
  2. Press the Backspace or Delete keys on the keyboard.

Method 2

  1. Find the instance you want to delete in the right panel.
  2. Click the corresponding X button.

Delete multiple instances

There are 2 ways to delete multiple instances at the same time:

Method 1

  1. Select an instance.
  2. Press and hold the Ctrl key on the keyboard.
  3. While holding the Ctrl key , select other instances.
  4. Press the Backspace or the Delete keys on the keyboard.

Method 2

  1. In the left panel, select the Select button.
  2. Click and hold while you drag your cursor to select the instances you want.
  3. Press the Backspace or the Delete keys on the keyboard.

Delete all the instances

To delete all the instances:

  1. Click the delete button in the right panel or press Ctrl+Shift+D on the keyboard.
  2. In the popup, click Yes.

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