Glossaries: M

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M2M

Machine-to-Machine.


M2P

Machine-to-Person.


Machine Authentication

The authorization of an automated human-to-machine or machine-to-machine (M2M) communication through verification of a digital certificate or digital credentials. Unlike user authentication, the process does not involve any action on the part of a human.


Machine Data

Also known as machine-generated data, this is digital information created by the activity of computers, mobile phones, embedded systems, and other networked devices.


Machine Type Communications (MTC)

A 3rd Generation Partnership Project (3GPP) standard describing machine-to-machine communications. With a wide range of potential applications, MTC communications is gaining interest among mobile network operators, equipment vendors, specialist companies, and research bodies.


Machine-to-Machine (M2M)

A broad term describing technology that allows for one connected device to communicate and exchange information with another connected device, without the assistance of a human.


Machine-to-Person (M2P)

Describes the analytics for big data in a human readable form (e.g., dashboards).


MapReduce

A parallel processing model for handling extremely large data sets. First, a Map process runs to reduce a data set to key value pairs (in tuples), and then a second Reduce process combines those pairs into a smaller set of tuples. First introduced by Google, MapReduce is a concept central to Hadoop.


MCU

MicroController Unit.


MDN

Mobile Directory Number (used in CDMA — conceptually similar to the MSISDN in GSM).