LearnCheckmarks Method of the FRPage Object

LearnCheckmarks method of the FRPage Object in the ABBYY FineReader Engine API — Trains FineReader Engine to recognize checkmarks of a custom type; fills CheckmarkBlock.TrainingData for each checkmark block on the page.

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