Hardware manual

OCR Impact Reference Guide
Datalogic Automation Inc. 3-184
character widths may change from image to image. See “Dealing with undesired results:” on page 3-
185.
5. If you want to link in a font library you have already created, click the Link button.
6. Click the Train radio button. In the Train - String field, enter the characters that you want to verify in
the image. Select Add New from the Mode drop down. This will add the found character models to the
Font Library. See “OCR Train Modes” on page 3-185 and “Font Library Tab” on page 3-186. To
change the name of a model, click in the field below it. To delete one or more models, select a model
and click the Font Library Delete button.
7. After you have finished finding and training all the characters you want, click the Pass/Fail radio but-
ton. This panel shows the results of the inspection. If you want to verify that the image contains the
desired string, enter that string in the Verify String field. You can enter one or more question marks (?)
as individual character substitutions. In this example, the string "LOT2AW7" is read in the image so
the tool passed.
8. In this example, the Verify String was not read, so the tool failed. You can adjust the Minimum Match
Score if you want a more or less close match for each character. In this example, the Actual Match
Score of the selected character (4) is less than the Minimum Match Score so the character failed. The