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. Author manuscript; available in PMC: 2012 Oct 5.
Published in final edited form as: Conf Proc IEEE Eng Med Biol Soc. 2011;2011:1773–1776. doi: 10.1109/IEMBS.2011.6090506

Fig. 2.

Fig. 2

Sample Fall Image and Its Processing: a) Input Image; b) Background Model; c) Foreground Blobs (light) and Shadow Blobs (dark); d) Foreground Blobs; e) Foreground Blob with Recent Activity; f) Foreground Masked Out; g) Background Subtraction Result; h) A Foreground Blob Region’s Optical Flow Magnitude; i) Low Resolution Annotated Fall Blob Area