license:cc-by-nc-4.0 size_categories:n<1K format:imagefolder modality:image library:datasets library:mlcroissant region:us
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license: cc-by-nc-4.0
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## Description
14,980 Images PPT OCR Data of 8 Languages. This dataset includes 8 languages, multiple scenes, different photographic angles, different photographic distances, different light conditions. For annotation, line-level quadrilateral bounding box annotation and transcription for the texts were annotated in the data. The dataset can be used for tasks such as OCR of multi-language.

For more details, please refer to the link: https://www.nexdata.ai/datasets/ocr/979?source=Huggingface


## Data size
14,980 images, 8 languages

## Data environment
including meeting room, conference room

## Language types
French, Korean, Japanese, Spanish, German, Italian, Portuguese and Russian

## Data diversity
multiple scenes, multiple languages, different photographic angles, different photographic distances, different light conditions

## Device
cellphone

## Collecting angles
front, left, right, looking up angle

## Data format
the image data format is .jpg, the annotation file data format is .json

## Annotation content
line-level quadrilateral bounding box annotation and transcription for the texts

## Accuracy
the error bound of each vertex of quadrilateral bounding box is within 5 pixels, which is a qualified annotation, the accuracy of bounding boxes is not less than 95%; the texts transcription accuracy is not less than 95%

# Licensing Information
Commercial License