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4D-RCS Reference Model Architecture
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<p>The 4D/RCS Reference Model Architecture is a <a href="/facts/Reference_model/TppYy4G8">reference model</a> for military <a href="/facts/Unmanned_vehicle/AS9NysKl">unmanned vehicles</a> on how their <a href="/facts/Software/RP79lVSW">software</a> components should be identified and organized. </p><p>The 4D/RCS has been developed by the Intelligent Systems Division (ISD) of the <a href="/facts/National_Institute_of_Standards_and_Technology/gr9Fnh85">National Institute of Standards and Technology</a> (NIST) since the 1980s. </p><p>This reference model is based on the general <a href="/facts/Real-time_Control_System/YPowsXwG">Real-time Control System</a> (RCS) Reference Model Architecture, and has been applied to many kinds of robot control, including autonomous vehicle control. </p>