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write_ocr_trainf_imagewrite_ocr_trainf_imageWriteOcrTrainfImagewrite_ocr_trainf_imageWriteOcrTrainfImageWriteOcrTrainfImage (Operator)

Name

write_ocr_trainf_imagewrite_ocr_trainf_imageWriteOcrTrainfImagewrite_ocr_trainf_imageWriteOcrTrainfImageWriteOcrTrainfImage — Write characters into a training file.

Signature

write_ocr_trainf_image(Character : : Class, TrainingFile : )

Herror write_ocr_trainf_image(const Hobject Character, const char* Class, const char* TrainingFile)

Herror T_write_ocr_trainf_image(const Hobject Character, const Htuple Class, const Htuple TrainingFile)

Herror write_ocr_trainf_image(Hobject Character, const HTuple& Class, const HTuple& TrainingFile)

void HImage::WriteOcrTrainfImage(const HTuple& Class, const HTuple& TrainingFile) const

void HImageArray::WriteOcrTrainfImage(const HTuple& Class, const HTuple& TrainingFile) const

void WriteOcrTrainfImage(const HObject& Character, const HTuple& Class, const HTuple& TrainingFile)

void HImage::WriteOcrTrainfImage(const HTuple& Class, const HString& TrainingFile) const

void HImage::WriteOcrTrainfImage(const HString& Class, const HString& TrainingFile) const

void HImage::WriteOcrTrainfImage(const char* Class, const char* TrainingFile) const

void HOperatorSetX.WriteOcrTrainfImage(
[in] IHUntypedObjectX* Character, [in] VARIANT Class, [in] VARIANT TrainingFile)

void HImageX.WriteOcrTrainfImage(
[in] VARIANT Class, [in] BSTR TrainingFile)

static void HOperatorSet.WriteOcrTrainfImage(HObject character, HTuple classVal, HTuple trainingFile)

void HImage.WriteOcrTrainfImage(HTuple classVal, string trainingFile)

void HImage.WriteOcrTrainfImage(string classVal, string trainingFile)

Description

The operator write_ocr_trainf_imagewrite_ocr_trainf_imageWriteOcrTrainfImagewrite_ocr_trainf_imageWriteOcrTrainfImageWriteOcrTrainfImage is used to prepare the training with the operator trainf_ocr_class_mlptrainf_ocr_class_mlpTrainfOcrClassMlptrainf_ocr_class_mlpTrainfOcrClassMlpTrainfOcrClassMlp, trainf_ocr_class_svmtrainf_ocr_class_svmTrainfOcrClassSvmtrainf_ocr_class_svmTrainfOcrClassSvmTrainfOcrClassSvm, or trainf_ocr_class_boxtrainf_ocr_class_boxTrainfOcrClassBoxtrainf_ocr_class_boxTrainfOcrClassBoxTrainfOcrClassBox. Hereby regions, representing characters, including their gray values (region and pixel) and the corresponding class name will be written into a file. An arbitrary number of regions within one image is supported. For each character (region) in CharacterCharacterCharacterCharacterCharactercharacter the corresponding class name must be specified in ClassClassClassClassClassclassVal. If no file extension is specified in TrainingFileTrainingFileTrainingFileTrainingFileTrainingFiletrainingFile the extension '.trf' is appended to the file name. In contrast to write_ocr_trainfwrite_ocr_trainfWriteOcrTrainfwrite_ocr_trainfWriteOcrTrainfWriteOcrTrainf one image per character is passed. The domain of this image defines the pixels which belong to the character. The file format can be defined by the parameter 'ocr_trainf_version'"ocr_trainf_version""ocr_trainf_version""ocr_trainf_version""ocr_trainf_version""ocr_trainf_version" of the operator set_systemset_systemSetSystemset_systemSetSystemSetSystem.

Parallelization

Parameters

CharacterCharacterCharacterCharacterCharactercharacter (input_object)  singlechannelimage(-array) objectHImageHImageHImageHImageXHobject (byte / uint2)

Characters to be trained.

ClassClassClassClassClassclassVal (input_control)  string(-array) HTupleHTupleHTupleVARIANTHtuple (string) (string) (HString) (char*) (BSTR) (char*)

Class (name) of the characters.

TrainingFileTrainingFileTrainingFileTrainingFileTrainingFiletrainingFile (input_control)  filename.write HTupleHTupleHTupleVARIANTHtuple (string) (string) (HString) (char*) (BSTR) (char*)

Name of the training file.

Default value: 'train_ocr' "train_ocr" "train_ocr" "train_ocr" "train_ocr" "train_ocr"

File extension: .trf

Result

If the parameters are correct, the operator write_ocr_trainf_imagewrite_ocr_trainf_imageWriteOcrTrainfImagewrite_ocr_trainf_imageWriteOcrTrainfImageWriteOcrTrainfImage returns the value 2 (H_MSG_TRUE). Otherwise an exception will be raised.

Possible Predecessors

thresholdthresholdThresholdthresholdThresholdThreshold, connectionconnectionConnectionconnectionConnectionConnection, create_ocr_class_boxcreate_ocr_class_boxCreateOcrClassBoxcreate_ocr_class_boxCreateOcrClassBoxCreateOcrClassBox, read_ocrread_ocrReadOcrread_ocrReadOcrReadOcr

Possible Successors

trainf_ocr_class_mlptrainf_ocr_class_mlpTrainfOcrClassMlptrainf_ocr_class_mlpTrainfOcrClassMlpTrainfOcrClassMlp, trainf_ocr_class_svmtrainf_ocr_class_svmTrainfOcrClassSvmtrainf_ocr_class_svmTrainfOcrClassSvmTrainfOcrClassSvm, trainf_ocr_class_boxtrainf_ocr_class_boxTrainfOcrClassBoxtrainf_ocr_class_boxTrainfOcrClassBoxTrainfOcrClassBox, info_ocr_class_boxinfo_ocr_class_boxInfoOcrClassBoxinfo_ocr_class_boxInfoOcrClassBoxInfoOcrClassBox, write_ocrwrite_ocrWriteOcrwrite_ocrWriteOcrWriteOcr, do_ocr_multido_ocr_multiDoOcrMultido_ocr_multiDoOcrMultiDoOcrMulti, do_ocr_singledo_ocr_singleDoOcrSingledo_ocr_singleDoOcrSingleDoOcrSingle

Alternatives

write_ocr_trainfwrite_ocr_trainfWriteOcrTrainfwrite_ocr_trainfWriteOcrTrainfWriteOcrTrainf, append_ocr_trainfappend_ocr_trainfAppendOcrTrainfappend_ocr_trainfAppendOcrTrainfAppendOcrTrainf

Module

OCR/OCV


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