| 摘要 |
There is provided a system for fall prevention for a user, comprising one or more sensors for attachment to respective portions of the body, each sensor being adapted to measure movement of the respective portion of the body and to translate the movement into a signal; and a controller adapted to receive the signal or signals and to determine a risk of falling by estimating a trajectory of the centre of mass of the user relative to a trajectory of a lower portion of the body from the signal or signals.
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