Data annotation method

The invention provides a data annotation method. The method comprises the step of data annotation task allocation, wherein according to a data identification code of to-be-annotated data and an identification code of an annotator, a to-be-annotated data annotation task is matched with the annotator, and according to a matching result, the to-be-annotated data annotation task is allocated to the annotator; the step of data annotation, wherein according to the required annotation form, the to-be-annotated data is annotated; the step of collection and integration, wherein after the annotation results of the to-be-annotated data annotation task are all submitted, according to the annotation scores of the annotator and the annotation results, the annotation result is integrated, and an accuratelabel is doped out.