Targets are special regions of a form that are used to align the image to be recognized in order to find the data fields.
Fields are regions of the form that are read as individual items.
A field can contain box information, character information, comb information, line information, region information and recognized results information. Base image is a bitmap that represents the original form. Developers can get information about any target on the form, including the target type, position of the target and the dimensions and name of the target image, if the target is an image. New targets may be added to the loaded form and existing targets modified or deleted The base image associated with a form can also be modified. New forms can be created.