@article{Guo2008,
author = {Guo, G. and Fu, Y. and Dyer, C.R. and Huang, T.S.},
title= {Image-based human age estimation by manifold learning and locally adjusted robust regression},
year = {2008},
doi = {10.1109/TIP.2008.924280},
volume = {17},
number = {7},
pages = {1178--1188},
}