Point

Label for Singular Key Point Detection

Create a Point Label

1. Type label name in the "Name*" form

2. Choose Point from "Type*" dropdown

3. Select label color from "Color*" menu

4. Click "Create" button .

When to use

Points enable key point detection for singular collections.

Architectures such as PoseNet and OpenPose support key points as input. Common use cases include facial recognition, body pose detection, and coordinate regression.

Position of the balls detected

Adding Sub-Labels

This is useful for having classes associated with higher level instances. Example: drawing rectangles around birds for object detection, but having a class for types of bird within the rectangle (Duck, Geese, etc...).

1. Click "+ Add Sublables"

2. Type a sub-label name

3. Choose sub-label type

4. Fill out label options

5. Click "Save"

Data Format

A Point schema element creates an array of points. Each point is a XY coordinate relative (0.0 to 1.0) to width and height respectively.

[
  0:{
    "type":"point"
    "data":[
      0:0.55
      1:0.58
    ]
  }
]