Vietnamese OCR Dataset with Annotations and Transcriptions (4,995 Images)

Vietnamese OCR dataset

Vietnamese text recognition dataset

Vietnamese OCR images

Vietnamese OCR training data

Vietnamese text detection dataset

This dataset contains 4,995 Vietnamese OCR images with annotations and text transcriptions. The data includes 258 natural scene images, 2,553 Internet images, and 2,184 document images. For line-level content annotation, quadrilateral bounding box annotations and text transcriptions are provided. For column-level content annotation, column-level quadrilateral bounding box annotation and text transcription are provided. The data can be used for tasks such as Vietnamese recognition in multiple scenes.

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Specifications

Data size

4,995 OCR images, including 258 images of natural scenes, 2,553 Internet images, 2,184 document images

Collecting environment

including natural scenes (plaque, packaging instructions, small advertisements, menus, posters, etc.), Internet images (magazine covers, comic covers, etc.), document images (text documents, etc.)

Data diversity

including multiple scenes, multiple angles, different light conditions

Device

cellphone

Shooting angles

looking up angle, eye-level angle

Format

the image data format is .jpg, the annotated file format is .json

Annotation content

line-level quadrilateral bounding box annotation and transcription for the texts; column-level quadrilateral bounding box annotation and transcription for the texts

Accuracy

the error bound of each vertex of quadrilateral bounding box is within 10 pixels, which is a qualified annotation, the accuracy of bounding boxes is not less than 97%; the texts transcription accuracy is not less than 97%

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Vietnamese OCR Dataset with Annotations and Transcriptions (4,995 Images)

Vietnamese OCR dataset Vietnamese text recognition dataset Vietnamese OCR images Vietnamese OCR training data Vietnamese text detection dataset

Current Project Maturity

Vietnamese OCR dataset

Vietnamese text recognition dataset

Vietnamese OCR images

Vietnamese OCR training data

Vietnamese text detection dataset