Eigenfaces do not work very well for face recognition outside of constrained environments. (In fact, no algorithm can beat people even in images where the faces

Eigenfaces do not work very well for face recognition outside of constrained environments. (In fact, no algorithm can beat people even in images where the faces themselves have been cropped out.) See http://vis-www.cs.umass.edu/lfw/results.html http://vis-www.cs.umass.edu/lfw/results.html