license:cc-by-nc-nd-4.0 region:us
---
license: cc-by-nc-nd-4.0
---
## Description
7,788 People 80,336 Images Cross-age Faces Data. The data includes several images for one person, different scenes(indoor and outdoor scenes) and different ages. The data covers male and female, each person has at least 7 images, the age span is from 2 to 52 years. 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/257?source=Huggingface


# Specifications
## Data size
7,788 people, 80,336 images
## Population distribution
race distribution: Asian; gender distribution: 2,345 males, 5,443 females
## Collection environment
indoor and outdoor scenes
## Collection diversity
several images for one person, different scenes, different ages, each person has at least 7 images, the age span is from 2 to 52 years
## Collection device
cellphone
## Image parameters
the image data format is .jpg, .png or .jpeg, the annotation file format is .json
## Collection content
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
