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Due to the difference of body shapes and motion patterns, each person can have specific influence patterns on surrounding WIFI signals while she moves indoors, generating a unique pattern on the CSI time series of the WIFI device," the team writes in its report. "FreeSense…is nonintrusive and privacy-preserving compared with existing methods [of human identification].

inspiration and experience for iot signals

Inspiration for iotsiginals

Session is a secure messaging app that protects your metadata, encrypts your communications and makes sure your messaging activities leave no digital trail behind.