That's a great point, and it's exactly why the LFW results page makes a clear, distinct separation between algorithms that use outside training data and algorit

That's a great point, and it's exactly why the LFW results page makes a clear, distinct separation between algorithms that use outside training data and algorithms that do not: http://vis-www.cs.umass.edu/lfw/results.html#notesoutside http://vis-www.cs.umass.edu/lfw/results.html#notesoutside You can probably guess which ones generally do better. (Note that this is separate from the "unrestricted" vs "restricted" issue)