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CompareForm(FormRecognitionAttributes,FormRecognitionAttributes,FormProgressCallback,PageProgressCallback) Method

Summary
Returns a FormRecognitionResult object determines how close is the specified Form to the specified Master Form.

Syntax
C#
C++/CLI
Java
Python

Parameters

masterAttributes
The Master Form attribute object.

formAttributes
The Form attribute object.

formCallback
Status about the progress of the comparison at the form level (i.e. page by page). Set it to null to ignore the progress.

pageCallback
Provides status on the progress of the comparison at the page level. Set it to null to ignore the progress.

Remarks

The Master Form and the Form must have the same number of pages. If they do not, the result will be zero and the reason will be FormRecognitionReason.InvalidNumberOfPages. In a case that the number of pages in unKnown of the Form, such as scanner loaded with different forms, it is preferable to use ComparePage(FormRecognitionAttributes,Int32,FormRecognitionAttributes,Int32) to compare it with the first page of each Master Form then use GetFormProperties to get the number of pages of the Master Form then update your Form attributes with the required pages if needed for processing.

Comparisons should be made between two attribute sets that have been generated using the Default Manager Objects. For example, if the Master Form attribute object was generated using the BarcodeManager and the Form attribute object was generated using the OcrManager, then the Form will not be recognized (the Master Form attribute object would not have the text features of the Form object). In order to recognize a Form, the Form attribute object must be compared with all of the Master Form attribute objects representing different types of form templates. The Form's type is that Master Form attribute object that generated the highest confidence value. If the highest confidence value is very low that means the Form is not one the types of the Master Forms (i.e. the type of this Form is not defined in the Master Form set)

Requirements

Target Platforms

Help Version 23.0.2024.2.29
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Leadtools.Forms.Recognition Assembly
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© 1991-2023 LEAD Technologies, Inc. All Rights Reserved.