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<p class="MsoNormal">We held the first of three SEA-SA RASDS working meetings on 24 May 21<o:p></o:p></p>
<p class="MsoNormal">Attendees: Huang, Krosley, Radulescu, Shames<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">ISO TC20/SC14 - Shames<o:p></o:p></p>
<ul style="margin-top:0in" type="disc">
<li class="MsoListParagraph" style="margin-left:0in;mso-list:l0 level1 lfo2">Presented (briefly) the status from the SC14 meeting held 21May21.<o:p></o:p></li><li class="MsoListParagraph" style="margin-left:0in;mso-list:l0 level1 lfo2">Described current terminology approach in SC14, which is to use the SANA. Issues from ISO leadership seem to be worked out. They would like a Beta site “mock up” of what this might
look like. <o:p></o:p></li><li class="MsoListParagraph" style="margin-left:0in;mso-list:l0 level1 lfo2">We will need to work with the SANA to see what is possible.<o:p></o:p></li></ul>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">RASDS++ Operational Viewpoint – Radulescu<o:p></o:p></p>
<ul style="margin-top:0in" type="disc">
<li class="MsoListParagraph" style="margin-left:0in;mso-list:l0 level1 lfo2">Presented the revised Operations Viewpoint ontology, only minor adjustments were identified, but others may be needed based on the rest of the discussions<o:p></o:p></li><li class="MsoListParagraph" style="margin-left:0in;mso-list:l0 level1 lfo2">It is essential for the terminology definitions and the assertions in the ontology to align correctly, some “leveling” work remains<o:p></o:p></li><li class="MsoListParagraph" style="margin-left:0in;mso-list:l0 level1 lfo2">The ontology view addresses objects and their relationships. It also aligns with the definitions.<o:p></o:p></li><li class="MsoListParagraph" style="margin-left:0in;mso-list:l0 level1 lfo2">An example Mission Operations System (MOS) “swimlane” process flow was reviewed. This example starts with the reception of downlink telemetry, ends with uplinked commands, and uses
traditional commanding. Other approaches are possible.<o:p></o:p></li><li class="MsoListParagraph" style="margin-left:0in;mso-list:l0 level1 lfo2">Some adjustments to the diagram were made, on the fly<i>,
</i>to better align with the rest of the method<o:p></o:p></li><li class="MsoListParagraph" style="margin-left:0in;mso-list:l0 level1 lfo2">Revised Method<o:p></o:p>
<ul style="margin-top:0in" type="circle">
<li class="MsoListParagraph" style="margin-left:0in;mso-list:l0 level2 lfo2">Swimlanes are assigned to systems (people, hardware, software, procedures)<o:p></o:p></li><li class="MsoListParagraph" style="margin-left:0in;mso-list:l0 level2 lfo2">Each swimlane is tied to a system element to be modeled (correspondence to decomposed system, and to Functions)<o:p></o:p></li><li class="MsoListParagraph" style="margin-left:0in;mso-list:l0 level2 lfo2">Swimlanes contain elements (rounded rectangles) that represent processes<o:p></o:p></li><li class="MsoListParagraph" style="margin-left:0in;mso-list:l0 level2 lfo2">Processes are named using actions words, or verbs, such a “Process Data”, “Transmit Commands”<o:p></o:p></li><li class="MsoListParagraph" style="margin-left:0in;mso-list:l0 level2 lfo2">Output of Processes are Products, which may be data or some component (or state of being).<o:p></o:p></li><li class="MsoListParagraph" style="margin-left:0in;mso-list:l0 level2 lfo2">Processes involve one or more Activities.<o:p></o:p></li><li class="MsoListParagraph" style="margin-left:0in;mso-list:l0 level2 lfo2">Products flow out of one Process and into another.
<o:p></o:p></li><li class="MsoListParagraph" style="margin-left:0in;mso-list:l0 level2 lfo2">Systems (in swimlanes) may be further decomposed into lower level systems elements.<o:p></o:p></li><li class="MsoListParagraph" style="margin-left:0in;mso-list:l0 level2 lfo2">Different sets of swimlanes may appear in different diagrams (higher, or lower, levels of details as well as different scope, like MOS/ground only or end-to-end.<o:p></o:p></li></ul>
</li><li class="MsoListParagraph" style="margin-left:0in;mso-list:l0 level1 lfo2">In the process of reviewing and updating the diagram we had to clarify some definitions of terms. The following is the current subset for this purpose:<o:p></o:p>
<ul style="margin-top:0in" type="circle">
<li class="MsoListParagraph" style="margin-left:0in;mso-list:l0 level2 lfo2">System: hardware, software, people, procedure<o:p></o:p></li><li class="MsoListParagraph" style="margin-left:0in;mso-list:l0 level2 lfo2">Swimlanes are associated with system elements<o:p></o:p></li><li class="MsoListParagraph" style="margin-left:0in;mso-list:l0 level2 lfo2">Swimlanes may be horizontal or vertical, whatever fits best<o:p></o:p></li><li class="MsoListParagraph" style="margin-left:0in;mso-list:l0 level2 lfo2">Process: activity that delivers a component or product<o:p></o:p></li><li class="MsoListParagraph" style="margin-left:0in;mso-list:l0 level2 lfo2">Procedure: ordered set of tasks for performing some actions<o:p></o:p></li><li class="MsoListParagraph" style="margin-left:0in;mso-list:l0 level2 lfo2">Action: generates some event, changes some device<o:p></o:p></li><li class="MsoListParagraph" style="margin-left:0in;mso-list:l0 level2 lfo2">Activity: behavior to achieve a goal<o:p></o:p></li><li class="MsoListParagraph" style="margin-left:0in;mso-list:l0 level2 lfo2">Goal: the intention of an activity or plan<o:p></o:p></li><li class="MsoListParagraph" style="margin-left:0in;mso-list:l0 level2 lfo2">Questions?
<o:p></o:p></li></ul>
</li></ul>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Next Working Meeting, 25 May 21 @ 0700 AM PDT<o:p></o:p></p>
<p class="MsoNormal">Agenda:<o:p></o:p></p>
<ul style="margin-top:0in" type="disc">
<li class="MsoListParagraph" style="margin-left:0in;mso-list:l0 level1 lfo2">Review the new changes to the Physical Viewpoint – Ramon Krosley leader<o:p></o:p></li></ul>
<p class="MsoNormal"><o:p> </o:p></p>
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