Image recognition - data annotation

1 Data tagging

In image recognition, data labeling is to label the image , Help the model understand the pictures .

1.1 When to mark

Take people's subjective visual perception as the main judgment basis ： People can recognize the object without obstacles , That is, the model should also be able to recognize the object . Barrier free ( Object features are clearly visible , Or the main features are visible )

Take the component identification of turning machine as an example ：

1.2 Callout box selection

Small objects should be marked as completely as possible , No more blank areas

Select the main features of large objects for annotation （ It is unique ）