Tomislav Hengl<p>What exactly is a "digital twin"? Paul Clarke (CTO at Ocado) in this interesting podcasts (<a href="https://www.buzzsprout.com/1154870/episodes/16540872-351-paul-clarke-ai-digital-twins-modeling-engineering-our-way-out" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://www.</span><span class="ellipsis">buzzsprout.com/1154870/episode</span><span class="invisible">s/16540872-351-paul-clarke-ai-digital-twins-modeling-engineering-our-way-out</span></a>) tries to explain the difference between: <br>1. <a href="https://fosstodon.org/tags/Simulation" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Simulation</span></a> - any mathematical realization of some model using different scenarios,<br>2. <a href="https://fosstodon.org/tags/Emulation" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Emulation</span></a> - a simulation that tries to copy actual physical world,<br>3. <a href="https://fosstodon.org/tags/Visualization" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Visualization</span></a> , <br>4. <a href="https://fosstodon.org/tags/DigitalShadow" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>DigitalShadow</span></a> - digital copy of physical twin with data flow 1 way only, <br>5. <a href="https://fosstodon.org/tags/DigitalTwin" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>DigitalTwin</span></a> - physical and dig twin and data flows connected in 2 directions,</p>