Engineering Innovation Podcast and Radio Series

Spotting a Suspicious Swagger

PostedJanuary 21, 2007

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Randy Atkins:  Video is being analyzed using software developed at the University of Maryland.  Engineer Rama Chellappa says it recognizes subtle walking styles.

Rama Chellappa:  It will learn how you walk, how you move your legs and arms and the hip and the neck and things like that.

Randy Atkins:  Even if the system hasn’t seen a suspect before, Chellapa says it can tell, from a distance, if he might be carrying a concealed object.

Rama Chellappa:  We can actually determine whether the person is walking a little differently from a normal walking model.  And that may provide a clue.

Randy Atkins:  Researchers are combining this technology with radar to see if they can stop suicide bombers well before they reach a target.  With the National Academy of Engineering, Randy Atkins, WTOP Radio.