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14,980 Images PPT OCR Data of 8 Languages

PPT
OCR
meeting room
conference room
different photographic angles
different photographic distances
different light conditions
line-level quadrilateral bounding box annotation and transcription for the texts

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.

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SpecificationsSpecifications
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%
Sample Sample
  • 14,980 Images PPT OCR Data of 8 Languages
  • 14,980 Images PPT OCR Data of 8 Languages
  • 14,980 Images PPT OCR Data of 8 Languages
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