license:cc-by-nc-nd-4.0 size_categories:n<1K format:imagefolder modality:image library:datasets library:mlcroissant region:us
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license: cc-by-nc-nd-4.0
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## Description
9,181 People 59,490 Images Cross-age Faces Data. The data includes indoor and outdoor scenes. The dataset includes female and male (Asian). For most people, the age spans are 10 years at least, the age spans of only a few people are less than 10 years (128 people). For each person, at least 4 front side images were collected. The data can be used for tasks such as cross-age face recognition.

For more details, please refer to the link: https://www.nexdata.ai/datasets/computervision/1053?source=Huggingface


## Data size
9,181 people, 59,490 images

## Population distribution: race distribution
Asian; gender distribution: : 5,097 females, 4,084 males

## Environment
indoor and outdoor scenes

## Diversity
several images for one person, different scenes, different age periods

## Device
cellphone

## Format
the image data format is .jpg, .png or .jpeg, the annotation file format is .json

## Collection content
the front side of the people faces in different ages were collected

## Annotation content
the human face bounding boxes were annotated for each subject

## Accuracy
the accuracy exceeds 97% based on the accuracy of the sharpness and age group; the bounding box of face is qualified when the deviation is not more than 3 pixels, and the qualified rate of the bounding box shall not be lower than 97%

# Licensing Information
Commercial License
