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71,535 Images English OCR Data in Natural Scenes

English
natural scenes
OCR
multiple scenes
multiple photographic angles
multiple light conditions
line-level & word-level & character-level bounding box
text transcription

71,535 Images English OCR Data in Natural Scenes. The collecting scenes of this dataset are the real scenes in Britain and the United States. The data diversity includes multiple scenes, multiple photographic angles and multiple light conditions. For annotation, line-level & word-leve & character-level rectangular bounding box or quadrilateral bounding box annotation were adopted, the text transcription was also adopted. The dataset can be used for English OCR tasks in natural scenes.

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SpecificationsSpecifications
Data size
71,535 images, each image has 1-200 words
Collecting environment
onsite collection in Britain and the United States, including shop plaque, poster, road sign, reminder, warning, packing instruction, menu, building sign, etc.
Data diversity
including multiple scenes, multiple photographic angles, multiple light conditions
Device
cellphone, camera, tablet
Photographic angle
looking up angle, looking down angle, eye-level angle
Data format
the image data format is .jpg, the annotation file format is .json
Annotation content
line-level & word-level & character-level rectangular bounding box or quadrilateral bounding box annotation; transcription for the texts
Accuracy
the accuracy of bounding boxes annotation is not less than 95%; the texts transcription accuracy is not less than 95%
Sample Sample
  • 71,535 Images English OCR Data in Natural Scenes
  • 71,535 Images English OCR Data in Natural Scenes
  • 71,535 Images English OCR Data in Natural Scenes
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