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Description
This dataset is just a sample of 4,995 Vietnamese OCR Images Data - Images with Annotation and Transcription(paid dataset). The data includes 258 images of natural scenes, 2,553 Internet images, 2,184 document images. For line-level content annotation, line-level quadrilateral bounding box annotation and test transcription was adpoted; for column-level content annotation, column-level quadrilateral bounding box annotation and text transcription was adpoted. The data can be used for tasks such as Vietnamese recognition in multiple scenes.
For more details & to download the rest of the dataset(paid),please refer to the link: https://www.nexdata.ai/datasets/ocr/1059?source=Huggingface
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%
Licensing Information
Commercial License
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