Skip to main content

Documentation Index

Fetch the complete documentation index at: https://docs.abbyy.com/llms.txt

Use this file to discover all available pages before exploring further.

This method trains FineReader Engine to recognize checkmarks of a custom type. As the result of training, the method fills in the training data (ICheckmarkBlock::TrainingData) for each checkmark block on the page. See details on how to use this method in Recognizing Checkmarks.

​
Syntax

​
C++

HRESULT LearnCheckmarks( IObjectsExtractionParams* ExtractionParams );

​
C#

void LearnCheckmarks( IObjectsExtractionParams ExtractionParams );

​
Visual Basic .NET

Sub LearnCheckmarks( ExtractionParams As IObjectsExtractionParams )

​
Parameters

ExtractionParams [in] The ObjectsExtractionParams object that stores parameters of objects extraction. This parameter may be 0. In this case, the objects are extracted with default parameters, or, if a profile has been loaded, the parameters set by this profile are used.

​
Return values

This method has no specific return values. It returns standard return codes of ABBYY FineReader Engine functions.

​
See also

FRPage Recognizing Checkmarks Working with Profiles Tuning Analysis, Recognition, and Synthesis Parameters