8,604 Images of Arabic Natural Scene OCR Data

Arabic OCR data

OCR content conversion

OCR data

OCR data set

OCR labeling

OCR collection

OCR data processing

OCR conversion data

8,604 Arabic natural scenarios OCR data include a variety of natural scenarios and multiple shooting angles. For annotation, quadrilateral or polygon bounding box annotation and transcription for the texts were annotated in the data. This data can be used for tasks such as the Arabic language OCR.

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Specifications

Data size

8,604 images, 65,231 Arabic quadrilateral bounding boxes, 909 Arabic polygon bounding boxes

Collecting environment

including shop plaque, stop board, poster, road sign, comic, prompt/reminder, warning, packing instruction, menu, building sign, magazine book covers, etc.

Data diversity

including a variety of natural scenes, multiple shooting angles

Device

cellphone, camera

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 quadrilateral bounding box annotation and transcription for the texts, polygon bounding box annotation and transcription for the texts

Accuracy

the error bound of each vertex of quadrilateral or polygon 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%

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