Does Your Mobile Say a Lot About You? It Should — and Here’s Why.

· Device identifiers and other attributes in access records might be missing or unreliable.

· The dataset contains billions of access records from millions of devices.

What Device Are You Using Right Now? We Probably Don’t Know.

· International Mobile Equipment Identity (IMEI) — a unique identifier designed to identify a device.

· International Mobile Subscriber Identity (IMSI) — designed to identify a user in a cellular network, which is stored in a SIM card.

· UserTrack Device IDentity (UTDID).

There is a large amount of data in our mobile access records

Giving Our Devices Their Own Voice

Alibaba Tech

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