5,147 Images Japanese Handwriting OCR data

Japanese

Handwriting

OCR

line-level annotation

line-level text transcription

5,147 Images Japanese Handwriting OCR Data. The text carrier are A4 paper, lined paper, quadrille paper, etc. The device is cellphone, the collection angle is eye-level angle. The dataset content includes Japanese composition, poetry, prose, news, stories, etc. 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 Japanese handwriting OCR.

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Specifications

Data size

5,147 images

Population distribution

gender distribution: 244 males, 304 females; age distribution: 2 people under 18 years old, 494 people aged from 18 to 45 years old, 50 people aged from 46 to 60, 2 people over 60 years old; nationality distribution: Japan

Collecting environment

A4 paper, lined paper, quadrille paper, etc.

Device

cellphone

Photographic angle

eye-level angle

Data format

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

Data content

including Japanese composition, poetry, prose, news, stories, etc.

Annotation content

]line-level quadrilateral bounding box annotation and transcription for the texts

]Accuracy rat

the collection content accuracy is not less than 97%; the texts transcription accuracy is not less than 97%

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