Random error (2)
That error of which only the statistical properties can be predicted.
Receiver autonomous integrity monitoring (RAIM).
A technique whereby the redundant information available at a GNSS receiver is autonomously processed to monitor the integrity of the navigation signals.
(See also craft autonomous integrity monitoring.)
Source: Nick Ward, Vicechair, IALA e-Nav Committee, March 2009
Receiver Autonomous Integrity Monitoring
Global Navigation Satellite System
International Association of Marine Aids to Navigation and Lighthouse Authorities - AISM