Retrievr

[X-ray]

It is pattern recognition, and is not really new. Look out for future advances in radiology and other medical imaging, such as computer assisted diagnosis in mammography.

http://fuzzy.fzk.de/~rainer/new/work/node7.html

And thoracic cross-sectional imaging:

http://citeseer.ist.psu.edu/horwood01computerassisted.html

I must add that the pattern recognition software on airport X-ray units must be fairly mature by now, and must work on the same principles as computer assisted diagnosis.