Ages of giant panda can be accurately predicted using facial images and machine learning

Hang-Xing Zang, Han Su, Yu Qi, Lin Feng, Rong Hou, Mengnan He, Peng Liu, Ping Xu, Yanglina Yu, Peng Chen

Abstract: Highlights•Machine learning can be used to predict the age of giant pandas based on facial images.•Ordinal regression can enhance model performance based on age information.•The inference speed of model is as important as its accuracy.