Hotkeys shortlist

Global hotkeys

General annotation

  • right mouse clickon existing annotation - (click on an object) bring up classes pop-up menu to change assigned label class
  • ctrl / cmd + z- undo action
  • cmd + shift + z- redo action
  • shift + d- set image status to "Done"
  • ctrl + shift + d- set image status to "Done" and go to the next unlabelled image
  • shift + r- set image status to "To review"
  • shift + q- set image status to "skipped"
  • shift + t- select next annotation when another annotation is selected
  • t- select next annotation
  • l- select the last created annotation (when not creating another object/polygon/mask)

Navigation / View

  • + or scroll down on mouse or expand fingers on touchpad- zoom in
  • - or scroll up on mouse or pinch on touchpad- zoom out
  • press and hold spacebar + move mouse or ↓ / ↑ / → / ←- pan image in the chosen direction
  • shift + 1- zoom to original size (100%)
  • shift + 0- zoom to fit the image to the screen
  • shift + n- next image
  • shift + b- previous image
  • d- hide all annotations on an image as long as the key is pressed
  • v- increase the opacity of all annotations to 100% as long as the key is pressed
  • z- show label classes on top of annotations as long as the key is pressed

Tool selection

  • m- Move/Edit
  • p- Polygon
  • r- Bounding Box (as in Rectangle)
  • o- Box to Instance
  • x- DEXTR
  • b- Brush
    • e- Eraser (when using brush)
  • s - Semantic Segmentation Assistant (when available)
  • j - Object Detection (when available)
  • i - Instance Segmentation (when available)

Move/edit tool (M)

  • shift + left mouse click- select multiple objects/points (including marquee tool to drag large selection(s))
  • cmd / ctrl + a- select all labels
  • backspace / delete / fn + delete- delete label(s)/point(s)
  • cmd / ctrl + c- copy label(s)
  • cmd / ctrl + v- paste label(s)
  • cmd / ctrl + x- cut label(s)
  • cmd / ctrl + d- duplicate label(s)
  • ↓ / ↑ / → / ←- (when annotation(s) are selected) move annotation(s)
  • ↓ / ↑ / → / ←- (when label vertex/point(s) selected) move point(s)
  • alt + ↓ / ↑ / → / ←- move label/point a smaller distance
  • shift + ↓ / ↑ / → / ←- move label/point a larger distance
  • y- change label class to the next label class in the list
  • shift + y- change label class to the previous label class in the list
  • shift + o- send object(s) to the front
  • shift + u- send object(s) to the back
  • shift + c- converts polygon(s) to mask(s) or vice versa

Polygon tool (P)

  • a- place first and additional vertexes of a polygon
  • backspace / del- remove last placed vertex
  • enter / double click left mouse / click on first vertex- complete polygon
  • esc- cancel current polygon/exit tool to Move/Edit

Bounding box (R)

  • a- place the first corner of a bounding box/place second corner of a bounding box (completing box)
  • enter- complete bounding box
  • esc- cancel current bounding box/exit tool to Move/Edit if none in progress

DEXTR (X)

  • a / left mouse click- add an extreme point
  • backspace / del- delete the last extreme point
  • , / .- decrease/increase threshold
  • enter- accept an suggestion of label

Brush (B) / Eraser (E)

  • , / .- decrease/increase the size of the brush/eraser
  • shift + o- enable / disable overpainting
  • shift + f- fill closed path
  • shift + i- invert mask
  • b- shift to brush (if using eraser)
  • e- shift to brush (if using brush)

Semantic Segmentation Assistant (S)

  • , / .- decrease / increase confidence
  • enter- accept all suggested segmentations

Instance Segmentation Assistant (I)

  • , / .- decrease / increase confidence
  • enter- accept all suggested segmentations

Object Detection Assistant (J)

  • , / .- decrease / increase confidence
  • enter- accept all suggested objects
Last updated on Jun 04, 2022

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