Chinese authorities have begun deploying a new surveillance tool designed to identify people by how they walk, or the shapes of their body.
Huang Yongzhen, CEO of Watrix, the company that designed the system, says it can identify people from up to 50 meters (165 feet), even when their back is turned or their face is covered.
The tool would fill gaps in current surveillance technology, that needs close-up, high resolution images of a person’s face to work.
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