Robotic vision (willow garage, some japanese companies, DARPA grand
challenge)
medical image processing
classification (detect pictures of cats / dogs / trees / human)
GIS / satellite image processing
search (related to classification, but make use of other information such as
text labels, taxonomy)
compression and transmission (still image, video, encoding, broadcast)
saliency (detect the most "interesting" or attention-capturing aspect of
multimedia content, e.g. for automatic labeling, youtub