Ultimate Keyboard Shortcut Guide for Hasty.ai

List of Keyboard Shortcuts for Hasty.ai

 

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 the next annotation when another annotation is selected
• t– select the 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 a 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 to a smaller distance
• shift + ↓ / ↑ / → / ←– move label/point to 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 the current polygon/exit tool to Move/Edit

Bounding box (R)

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

DEXTR (X)

• a / left mouse click– add an extreme point
• backspace / del– delete the last extreme point
• , / .– decrease/increase threshold
• enter– accept a 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 an eraser)
• e– shift to brush (if using a 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

For the latest tech news and reviews, follow Rohit Auddy on Twitter, Facebook, and Google News.