Mobile device pairing

1. A system comprising:

a processor, and a memory including instructions, which when executed by the processor, cause the system to:

receive geolocation data for a first device and a second device;

determine the first device is within a predetermined distance of the second device using the geolocation data;

based on determining the first device is within the predetermined distance of the second device, access gesture data of the first device and the second device;

extract from the gesture data a first feature corresponding to the first device, the first feature comprising first and second straight-line distances between respective entry points and exit points of the physical user gesture on a touchscreen of the first device;

extract from the gesture data a second feature corresponding to the second device, the second feature comprising third and fourth straight-line distances between respective entry points and exit points of the physical user gesture on a touchscreen of the second device;

access physical device parameters for the first device and the second device, the physical device parameters comprising a number of pixels along the first and second distances and a number of pixels along the third and fourth distances;

identify an association between the first device and the second device based on a comparison of the first feature and the second feature using the physical device parameters for the first device and the second device; and

in response to identifying the association between the first device and the second device, initiate a communicative coupling between the first device and the second device.

2. The system of claim 1 , wherein the comparison of the first feature and the second feature using the physical device parameters for the first device and the second device comprises a comparison between a first ratio of the number of pixels along the first and second distances to a second ratio of the number of pixels along the third and fourth distances.

3. The system of claim 1 , wherein the physical device parameter further comprises a screen size.

4. The system of claim 1 , wherein the processor is further to:

in response to determining the first device is within the predetermined distance of the second device, transmit a pre-pairing signal to the first device and the second device, the pre-paring signal to cause initiation of a pre-paring mode on the first device and the second device that prepares the first device and the second device for communicative coupling.

5. The system of claim 4 , wherein the pre-paring signal to cause display of an indication of readiness to pair.

6. A method comprising:

receiving geolocation data for a first device and a second device;

determining the first device is within a predetermined distance of the second device using the geolocation data;

based on determining the first device is within the predetermined distance of the second device, access gesture data of the first device and the second device;

extracting from the gesture data a first feature corresponding to the first device, the first feature comprising first and second straight-line distances between respective entry points and exit points of the physical user gesture on a touchscreen of the first device;

extracting from the gesture data a second feature corresponding to the second device the second feature comprising third and fourth straight-line distances between respective entry points and exit points of the physical user gesture on a touchscreen of the second device;

accessing physical device parameters for the first device and the second device, the physical device parameters comprising a number of pixels along the first and second distances and a number of pixels along the third and fourth distances;

identifying an association between the first device and the second device based on a comparison of the first feature and the second feature using the physical device parameters for the first device and the second device; and

in response to identifying the association between the first device and the second device, initiating a communicative coupling between the first device and the second device.

7. The method of claim 6 , wherein the comparison of the first feature and the second feature using the physical device parameters for the first device and the second device comprises a comparison between a first ratio of the number of pixels along the first and second distances to a second ratio of the number of pixels along the third and fourth distances.

8. The method of claim 6 , wherein the physical device parameter further comprises a screen size.

9. The method of claim 6 , further comprising:

in response to determining the first device is within the predetermined distance of the second device, transmitting a pre-pairing signal to the first device and the second device, the preparing signal to cause initiation of a pre-paring mode on the first device and the second device that prepares the first device and the second device for communicative coupling.

10. The method of claim 9 , wherein the pre-paring signal to cause display of an indication of readiness to pair.

11. A machine-readable medium having no transitory signals and storing instructions that, when executed by at least one processor of a machine, cause the machine to perform operations comprising:

receiving geolocation data for a first device and a second device;

determining the first device is within a predetermined distance of the second device using the geolocation data;

based on determining the first device is within the predetermined distance of the second device, access gesture data of the first device and the second device;

extracting from the gesture data a first feature corresponding to the first device, the first feature comprising first and second straight-line distances between respective entry points and exit points of the physical user gesture on a touchscreen of the first device;

extracting from the gesture data a second feature corresponding to the second device, the second feature comprising third and fourth straight-line distances between respective entry points and exit points of the physical user gesture on a touchscreen of the second device;

accessing physical device parameters for the first device and the second device, the physical device parameters comprising a number of pixels along the first and second distances and a number of pixels along the third and fourth distances;

identifying an association between the first device and the second device based on a comparison of the first feature and the second feature using the physical device parameters for the first device and the second device; and

in response to identifying the association between the first device and the second device, initiating a communicative coupling between the first device and the second device.

12. The machine-readable medium of claim 11 , wherein the comparison of the first feature and the second feature using the physical device parameters for the first device and the second device comprises a comparison between a first ratio of the number of pixels along the first and second distances to a second ratio of the number of pixels along the third and fourth distances.

13. The machine-readable medium of claim 11 , wherein the physical device parameter further comprises a screen size.

14. The machine-readable medium of claim 11 , further comprising:

in response to determining the first device is within the predetermined distance of the second device, transmitting a pre-pairing signal to the first device and the second device, the pre-paring signal to cause initiation of a pre-paring mode on the first device and the second device that prepares the first device and the second device for communicative coupling.