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Harald KlinkeWie entstehen Biases in KI-Systemen – und wie können wir sie erkennen und vermeiden? Der kostenlose openHPI-Kurs „KI-Biases verstehen und vermeiden“ bietet praxisnahes Wissen für Einsteiger:innen und Interessierte. <a href="https://open.hpi.de/courses/kibiases2025" rel="nofollow noopener" translate="no" target="_blank">https://open.hpi.de/courses/kibiases2025</a> <a href="https://det.social/tags/K%C3%BCnstlicheIntelligenz" class="mention hashtag" rel="nofollow noopener" target="_blank">#KünstlicheIntelligenz</a> <a href="https://det.social/tags/Bias" class="mention hashtag" rel="nofollow noopener" target="_blank">#Bias</a> <a href="https://det.social/tags/FairAI" class="mention hashtag" rel="nofollow noopener" target="_blank">#FairAI</a> <a href="https://det.social/tags/Digitalbildung" class="mention hashtag" rel="nofollow noopener" target="_blank">#Digitalbildung</a> <a href="https://det.social/tags/openHPI" class="mention hashtag" rel="nofollow noopener" target="_blank">#openHPI</a> <a href="https://det.social/tags/AIethics" class="mention hashtag" rel="nofollow noopener" target="_blank">#AIethics</a>

Christian Drumm 🇪🇺🧗🚵Third day of video recording for our <a href="https://mastodon.social/tags/Python" class="mention hashtag" rel="nofollow noopener" target="_blank">#Python</a> <a href="https://mastodon.social/tags/mooc" class="mention hashtag" rel="nofollow noopener" target="_blank">#mooc</a><a href="https://mastodon.social/tags/fhaachen" class="mention hashtag" rel="nofollow noopener" target="_blank">#fhaachen</a> <a href="https://mastodon.social/tags/openhpi" class="mention hashtag" rel="nofollow noopener" target="_blank">#openhpi</a>

Christian Drumm 🇪🇺🧗🚵This week I’m at the <a href="https://mastodon.social/tags/HPI" class="mention hashtag" rel="nofollow noopener" target="_blank">#HPI</a> in Potsdam to record a new version of our <a href="https://mastodon.social/tags/Python" class="mention hashtag" rel="nofollow noopener" target="_blank">#Python</a> 🐍 <a href="https://mastodon.social/tags/MOOC" class="mention hashtag" rel="nofollow noopener" target="_blank">#MOOC</a> — this time with professionally recorded videos!Looking forward to see it go live on <a href="https://mastodon.social/tags/openHPI" class="mention hashtag" rel="nofollow noopener" target="_blank">#openHPI</a> in autumn.

Michael Gisiger :mastodon:Ich habe die unterrichtsfreie Zeit über Ostern genutzt, um an der Winter School 2024 des <a href="https://nerdculture.de/tags/OpenHPI" class="mention hashtag" rel="nofollow noopener" target="_blank">#OpenHPI</a> drei Kurse durchzuarbeiten, den vierten hatte ich bereits letztes Jahr absolviert:- Künstliche Intelligenz und maschinelles Lernen für Einsteiger - Künstliche Intelligenz und Maschinelles Lernen in der Praxis - ChatGPT: Was bedeutet generative KI für unsere Gesellschaft? - KI und Datenqualität - Perspektiven aus Data Science, Ethik, Normung und RechtMan macht ja sonst nix, ne? <a href="https://nerdculture.de/tags/KI" class="mention hashtag" rel="nofollow noopener" target="_blank">#KI</a> <a href="https://nerdculture.de/tags/BadgesGalore" class="mention hashtag" rel="nofollow noopener" target="_blank">#BadgesGalore</a>

Lars BartschKlasse, wie <a href="https://social.tchncs.de/tags/thunderbird" class="mention hashtag" rel="nofollow noopener" target="_blank">#thunderbird</a> <a href="https://social.tchncs.de/tags/tracking" class="mention hashtag" rel="nofollow noopener" target="_blank">#tracking</a> in plain text- E-Mails automatisch unterbindet 😍...sofern der Absender die Möglichkeit richtig anwendet. Hier im Beispiel macht <a href="https://social.tchncs.de/tags/openhpi" class="mention hashtag" rel="nofollow noopener" target="_blank">#openhpi</a> das zwar gut, in der Mailsignatur aber fehlt die Ausklammerung des Trackings leider.Verzichtet auf <a href="https://social.tchncs.de/tags/html" class="mention hashtag" rel="nofollow noopener" target="_blank">#html</a> in Mails - <a href="https://social.tchncs.de/tags/plaintext" class="mention hashtag" rel="nofollow noopener" target="_blank">#plaintext</a> only!<a href="https://mastodon.online/@thunderbird" class="u-url mention" rel="nofollow noopener" target="_blank">@thunderbird</a> <a href="https://social.tchncs.de/tags/datenschutz" class="mention hashtag" rel="nofollow noopener" target="_blank">#datenschutz</a> <a href="https://social.tchncs.de/tags/DigitalerVerbraucherschutz" class="mention hashtag" rel="nofollow noopener" target="_blank">#DigitalerVerbraucherschutz</a>

Harald Sack2nd add on to our free MOOC lecture series on <a href="https://sigmoid.social/tags/KnowledgeGraphs" class="mention hashtag" rel="nofollow noopener" target="_blank">#KnowledgeGraphs</a> is a colab notebook on knowledge graph completion with TransE through which my colleagues Ann Tan and <a href="https://sigmoid.social/@MahsaVafaie" class="u-url mention" rel="nofollow noopener" target="_blank">@MahsaVafaie</a> will guide you in the video. <a href="https://sigmoid.social/tags/OpenHPI" class="mention hashtag" rel="nofollow noopener" target="_blank">#OpenHPI</a> video: <a href="https://open.hpi.de/courses/knowledgegraphs2023/items/48Sn5Tr9RKo24RXu7OwgOz" rel="nofollow noopener" translate="no" target="_blank">https://open.hpi.de/courses/knowledgegraphs2023/items/48Sn5Tr9RKo24RXu7OwgOz</a> youtube video: <a href="https://www.youtube.com/watch?v=IVTVzgCbHOw&list=PLNXdQl4kBgzubTOfY5cbtxZCgg9UTe-uF&index=67" rel="nofollow noopener" translate="no" target="_blank">https://www.youtube.com/watch?v=IVTVzgCbHOw&list=PLNXdQl4kBgzubTOfY5cbtxZCgg9UTe-uF&index=67</a> colab notebook: <a href="https://colab.research.google.com/drive/104ad-kusmzfYgkK_L8ETWUAjfdreE9e2#scrollTo=fQ08XPbaZgQ4" rel="nofollow noopener" translate="no" target="_blank">https://colab.research.google.com/drive/104ad-kusmzfYgkK_L8ETWUAjfdreE9e2#scrollTo=fQ08XPbaZgQ4</a><a href="https://sigmoid.social/@fizise" class="u-url mention" rel="nofollow noopener" target="_blank">@fizise</a> <a href="https://wisskomm.social/@fiz_karlsruhe" class="u-url mention" rel="nofollow noopener" target="_blank">@fiz_karlsruhe</a> <a href="https://sigmoid.social/tags/semanticweb" class="mention hashtag" rel="nofollow noopener" target="_blank">#semanticweb</a> <a href="https://sigmoid.social/tags/kge" class="mention hashtag" rel="nofollow noopener" target="_blank">#kge</a> <a href="https://sigmoid.social/tags/embeddings" class="mention hashtag" rel="nofollow noopener" target="_blank">#embeddings</a> <a href="https://sigmoid.social/tags/linkprediction" class="mention hashtag" rel="nofollow noopener" target="_blank">#linkprediction</a> <a href="https://sigmoid.social/tags/videolecture" class="mention hashtag" rel="nofollow noopener" target="_blank">#videolecture</a> <a href="https://sigmoid.social/tags/video" class="mention hashtag" rel="nofollow noopener" target="_blank">#video</a>

Hasso Plattner InstituteWie werden Wörter in maschinenlesbare Formate umgewandelt? Darum geht es in einem neuen kostenlosen <a href="https://hpi.social/tags/Onlinekurs" class="mention hashtag" rel="nofollow noopener" target="_blank">#Onlinekurs</a>, den das KI-Servicezentrum Berlin-Brandenburg (KISZ-BB) auf <a href="https://bird.im-in.space/users/openhpi" class="u-url mention" rel="nofollow noopener" target="_blank">@openhpi</a> anbietet. Mario Tormo Romero gibt einen Einblick in die Welt der Text <a href="https://hpi.social/tags/Embeddings" class="mention hashtag" rel="nofollow noopener" target="_blank">#Embeddings</a>, der Themen wie Tokenisierung, historische Modelle, moderne Techniken und praktische Anwendungen beinhaltet.➡ Mehr Infos & Anmeldung unter: <a href="https://lnkd.in/eBK2-DE5" rel="nofollow noopener" target="_blank">https://lnkd.in/eBK2-DE5</a><a href="https://hpi.social/tags/MOOC" class="mention hashtag" rel="nofollow noopener" target="_blank">#MOOC</a> <a href="https://hpi.social/tags/openHPI" class="mention hashtag" rel="nofollow noopener" target="_blank">#openHPI</a> <a href="https://hpi.social/tags/ELearning" class="mention hashtag" rel="nofollow noopener" target="_blank">#ELearning</a> <a href="https://hpi.social/tags/KI" class="mention hashtag" rel="nofollow noopener" target="_blank">#KI</a>

teufel100😈Ich bin mir nicht sicher, ob das wirklich was bringt, aber so mache ich mir Notizen bei Online <a href="https://social.guckt.info/tags/moocs" class="mention hashtag" rel="nofollow noopener" target="_blank">#MOOCS</a>. <a href="https://social.guckt.info/tags/lernen" class="mention hashtag" rel="nofollow noopener" target="_blank">#Lernen</a> <a href="https://social.guckt.info/tags/openhpi" class="mention hashtag" rel="nofollow noopener" target="_blank">#openHPI</a>

RazWenn ich die aktuelle E-Mail mit den Ankündigungen für nächstes Jahr vom <a href="https://social.tchncs.de/tags/HPI" class="mention hashtag" rel="nofollow noopener" target="_blank">#HPI</a> richtig lese, hat sich offline lernen dann erledigt. Die Download-Funktion der iOS App hab ich immer gerne genutzt…Nächste Frage ist, wie es mit <a href="https://social.tchncs.de/tags/OpenWHO" class="mention hashtag" rel="nofollow noopener" target="_blank">#OpenWHO</a> weitergeht<a href="https://social.tchncs.de/tags/openHPI" class="mention hashtag" rel="nofollow noopener" target="_blank">#openHPI</a>

Harald SackHave you ever particularly thought about the graph in knowledge graphs? What can we learn from the graph structure of a knowledge graph? To answer these questions, Ann Tan and I will dive a little bit deeper into graph theory in this section of our <a href="https://sigmoid.social/tags/kg2023" class="mention hashtag" rel="nofollow noopener" target="_blank">#kg2023</a> lecture. <a href="https://sigmoid.social/tags/openhpi" class="mention hashtag" rel="nofollow noopener" target="_blank">#openhpi</a> video: <a href="https://open.hpi.de/courses/knowledgegraphs2023/items/4tvRVAcst4kQE0N4g0L2TK" rel="nofollow noopener" translate="no" target="_blank">https://open.hpi.de/courses/knowledgegraphs2023/items/4tvRVAcst4kQE0N4g0L2TK</a> youtube video: <a href="https://www.youtube.com/watch?v=n2Q8of_Q26E&list=PLNXdQl4kBgzubTOfY5cbtxZCgg9UTe-uF&index=60" rel="nofollow noopener" translate="no" target="_blank">https://www.youtube.com/watch?v=n2Q8of_Q26E&list=PLNXdQl4kBgzubTOfY5cbtxZCgg9UTe-uF&index=60</a> slides: <a href="https://zenodo.org/records/10185251" rel="nofollow noopener" translate="no" target="_blank">https://zenodo.org/records/10185251</a> <a href="https://sigmoid.social/tags/knowledgegraphs" class="mention hashtag" rel="nofollow noopener" target="_blank">#knowledgegraphs</a> <a href="https://sigmoid.social/tags/graphtheory" class="mention hashtag" rel="nofollow noopener" target="_blank">#graphtheory</a> <a href="https://sigmoid.social/tags/graphs" class="mention hashtag" rel="nofollow noopener" target="_blank">#graphs</a> <a href="https://sigmoid.social/tags/semanticweb" class="mention hashtag" rel="nofollow noopener" target="_blank">#semanticweb</a> <a href="https://sigmoid.social/tags/linkeddata" class="mention hashtag" rel="nofollow noopener" target="_blank">#linkeddata</a> <a href="https://sigmoid.social/tags/lod" class="mention hashtag" rel="nofollow noopener" target="_blank">#lod</a> <a href="https://wisskomm.social/@fiz_karlsruhe" class="u-url mention" rel="nofollow noopener" target="_blank">@fiz_karlsruhe</a> <a href="https://sigmoid.social/@fizise" class="u-url mention" rel="nofollow noopener" target="_blank">@fizise</a> <a href="https://fedihum.org/@tabea" class="u-url mention" rel="nofollow noopener" target="_blank">@tabea</a> <a href="https://fedihum.org/@sashabruns" class="u-url mention" rel="nofollow noopener" target="_blank">@sashabruns</a>

Harald SackWhat if OWL is not enough? In this hands-on tutorial of our <a href="https://sigmoid.social/tags/kg2023" class="mention hashtag" rel="nofollow noopener" target="_blank">#kg2023</a> lecture <a href="https://fedihum.org/@sashabruns" class="u-url mention" rel="nofollow noopener" target="_blank">@sashabruns</a> is showing you how to create and exploit SWRL rules with protégé. <a href="https://sigmoid.social/tags/OpenHPI" class="mention hashtag" rel="nofollow noopener" target="_blank">#OpenHPI</a> video: <a href="https://open.hpi.de/courses/knowledgegraphs2023/items/2kdpe9211wKu8H2Vc5D8va" rel="nofollow noopener" translate="no" target="_blank">https://open.hpi.de/courses/knowledgegraphs2023/items/2kdpe9211wKu8H2Vc5D8va</a> youtube video: <a href="https://www.youtube.com/watch?v=I81pLmK_lHg&list=PLNXdQl4kBgzubTOfY5cbtxZCgg9UTe-uF&index=57" rel="nofollow noopener" translate="no" target="_blank">https://www.youtube.com/watch?v=I81pLmK_lHg&list=PLNXdQl4kBgzubTOfY5cbtxZCgg9UTe-uF&index=57</a> Slides: <a href="https://zenodo.org/records/10136317" rel="nofollow noopener" translate="no" target="_blank">https://zenodo.org/records/10136317</a> <a href="https://wisskomm.social/@fiz_karlsruhe" class="u-url mention" rel="nofollow noopener" target="_blank">@fiz_karlsruhe</a> <a href="https://sigmoid.social/@fizise" class="u-url mention" rel="nofollow noopener" target="_blank">@fizise</a> <a href="https://fedihum.org/@tabea" class="u-url mention" rel="nofollow noopener" target="_blank">@tabea</a> <a href="https://mastodon.social/@KIT_Karlsruhe" class="u-url mention" rel="nofollow noopener" target="_blank">@KIT_Karlsruhe</a> <a href="https://sigmoid.social/tags/knowledgegraphs" class="mention hashtag" rel="nofollow noopener" target="_blank">#knowledgegraphs</a> <a href="https://sigmoid.social/tags/owl" class="mention hashtag" rel="nofollow noopener" target="_blank">#owl</a> <a href="https://sigmoid.social/tags/swrl" class="mention hashtag" rel="nofollow noopener" target="_blank">#swrl</a> <a href="https://sigmoid.social/tags/ontologies" class="mention hashtag" rel="nofollow noopener" target="_blank">#ontologies</a> <a href="https://sigmoid.social/tags/semanticweb" class="mention hashtag" rel="nofollow noopener" target="_blank">#semanticweb</a>

Harald SackHow to create a <a href="https://sigmoid.social/tags/knowledgegraph" class="mention hashtag" rel="nofollow noopener" target="_blank">#knowledgegraph</a> from existing tabular data, as e.g. from a csv file? In this hands-on session of our <a href="https://sigmoid.social/tags/kg2023" class="mention hashtag" rel="nofollow noopener" target="_blank">#kg2023</a> lecture <a href="https://fedihum.org/@tabea" class="u-url mention" rel="nofollow noopener" target="_blank">@tabea</a> will introduce you to OpenRefine and how to use it for knowledge graph creation. <a href="https://sigmoid.social/tags/OpenHPI" class="mention hashtag" rel="nofollow noopener" target="_blank">#OpenHPI</a> video: <a href="https://open.hpi.de/courses/knowledgegraphs2023/items/40isSC3cCz4Tly6OGQEQU5" rel="nofollow noopener" translate="no" target="_blank">https://open.hpi.de/courses/knowledgegraphs2023/items/40isSC3cCz4Tly6OGQEQU5</a> youtube video: <a href="https://www.youtube.com/watch?v=_6NMykfLVQU&list=PLNXdQl4kBgzubTOfY5cbtxZCgg9UTe-uF&index=56" rel="nofollow noopener" translate="no" target="_blank">https://www.youtube.com/watch?v=_6NMykfLVQU&list=PLNXdQl4kBgzubTOfY5cbtxZCgg9UTe-uF&index=56</a> OpenRefine: <a href="https://openrefine.org/" rel="nofollow noopener" translate="no" target="_blank">https://openrefine.org/</a> <a href="https://wisskomm.social/@fiz_karlsruhe" class="u-url mention" rel="nofollow noopener" target="_blank">@fiz_karlsruhe</a> <a href="https://sigmoid.social/@fizise" class="u-url mention" rel="nofollow noopener" target="_blank">@fizise</a> <a href="https://fedihum.org/@sashabruns" class="u-url mention" rel="nofollow noopener" target="_blank">@sashabruns</a> <a href="https://sigmoid.social/@enorouzi" class="u-url mention" rel="nofollow noopener" target="_blank">@enorouzi</a> <a href="https://fedihum.org/@sourisnumerique" class="u-url mention" rel="nofollow noopener" target="_blank">@sourisnumerique</a> <a href="https://sigmoid.social/tags/semanticweb" class="mention hashtag" rel="nofollow noopener" target="_blank">#semanticweb</a> <a href="https://sigmoid.social/tags/knowledgegraphs" class="mention hashtag" rel="nofollow noopener" target="_blank">#knowledgegraphs</a>

Harald SackHow to (automatically) create a knowledge graph from text without using an <a href="https://sigmoid.social/tags/llm" class="mention hashtag" rel="nofollow noopener" target="_blank">#llm</a>? In this section of our free <a href="https://sigmoid.social/tags/kg2023" class="mention hashtag" rel="nofollow noopener" target="_blank">#kg2023</a> lecture our colleague Ann Tan will walk you through a python colab notebook in which you will learn how to extract entity pairs and relations needed to construct a knowledge graph. <a href="https://sigmoid.social/tags/OpenHPI" class="mention hashtag" rel="nofollow noopener" target="_blank">#OpenHPI</a> video: <a href="https://open.hpi.de/courses/knowledgegraphs2023/items/51GlCcDoTOxIrT1DNDe8KV" rel="nofollow noopener" translate="no" target="_blank">https://open.hpi.de/courses/knowledgegraphs2023/items/51GlCcDoTOxIrT1DNDe8KV</a> youtube video: <a href="https://www.youtube.com/watch?v=QU5WOw-DwT0&list=PLNXdQl4kBgzubTOfY5cbtxZCgg9UTe-uF&index=55" rel="nofollow noopener" translate="no" target="_blank">https://www.youtube.com/watch?v=QU5WOw-DwT0&list=PLNXdQl4kBgzubTOfY5cbtxZCgg9UTe-uF&index=55</a> Colab Notebook: <a href="https://colab.research.google.com/drive/1xzbByDBcdwgKkr31YBgrdvKYPqPK-tQw?usp=sharing" rel="nofollow noopener" translate="no" target="_blank">https://colab.research.google.com/drive/1xzbByDBcdwgKkr31YBgrdvKYPqPK-tQw?usp=sharing</a><a href="https://sigmoid.social/tags/knowledgegraphs" class="mention hashtag" rel="nofollow noopener" target="_blank">#knowledgegraphs</a> <a href="https://sigmoid.social/tags/semanticweb" class="mention hashtag" rel="nofollow noopener" target="_blank">#semanticweb</a> <a href="https://sigmoid.social/tags/nlp" class="mention hashtag" rel="nofollow noopener" target="_blank">#nlp</a> <a href="https://sigmoid.social/tags/python" class="mention hashtag" rel="nofollow noopener" target="_blank">#python</a> <a href="https://sigmoid.social/tags/notebook" class="mention hashtag" rel="nofollow noopener" target="_blank">#notebook</a> <a href="https://wisskomm.social/@fiz_karlsruhe" class="u-url mention" rel="nofollow noopener" target="_blank">@fiz_karlsruhe</a> <a href="https://sigmoid.social/@fizise" class="u-url mention" rel="nofollow noopener" target="_blank">@fizise</a>

Harald SackWhat happens, when ontologies hit reality? We tried to compile some best practices for working with ontologies and kn owledge graphs in this section of our free <a href="https://sigmoid.social/tags/kg2023" class="mention hashtag" rel="nofollow noopener" target="_blank">#kg2023</a> lecture. <a href="https://sigmoid.social/tags/OpenHPI" class="mention hashtag" rel="nofollow noopener" target="_blank">#OpenHPI</a> video: <a href="https://open.hpi.de/courses/knowledgegraphs2023/items/4g2bLHuPYvqSZcPsJ4CLyS" rel="nofollow noopener" translate="no" target="_blank">https://open.hpi.de/courses/knowledgegraphs2023/items/4g2bLHuPYvqSZcPsJ4CLyS</a> youtube video: <a href="https://www.youtube.com/watch?v=vR0ZU6gOo5Y&list=PLNXdQl4kBgzubTOfY5cbtxZCgg9UTe-uF&index=54" rel="nofollow noopener" translate="no" target="_blank">https://www.youtube.com/watch?v=vR0ZU6gOo5Y&list=PLNXdQl4kBgzubTOfY5cbtxZCgg9UTe-uF&index=54</a> slides: <a href="https://zenodo.org/records/10135572" rel="nofollow noopener" translate="no" target="_blank">https://zenodo.org/records/10135572</a> <a href="https://sigmoid.social/tags/knowledgegraphs" class="mention hashtag" rel="nofollow noopener" target="_blank">#knowledgegraphs</a> <a href="https://sigmoid.social/tags/ontologies" class="mention hashtag" rel="nofollow noopener" target="_blank">#ontologies</a> <a href="https://sigmoid.social/tags/bestpractices" class="mention hashtag" rel="nofollow noopener" target="_blank">#bestpractices</a> <a href="https://sigmoid.social/tags/lecture" class="mention hashtag" rel="nofollow noopener" target="_blank">#lecture</a> <a href="https://sigmoid.social/tags/semanticweb" class="mention hashtag" rel="nofollow noopener" target="_blank">#semanticweb</a> <a href="https://sigmoid.social/tags/borges" class="mention hashtag" rel="nofollow noopener" target="_blank">#borges</a> <a href="https://wisskomm.social/@fiz_karlsruhe" class="u-url mention" rel="nofollow noopener" target="_blank">@fiz_karlsruhe</a> <a href="https://sigmoid.social/@fizise" class="u-url mention" rel="nofollow noopener" target="_blank">@fizise</a> <a href="https://fedihum.org/@tabea" class="u-url mention" rel="nofollow noopener" target="_blank">@tabea</a> <a href="https://fedihum.org/@sashabruns" class="u-url mention" rel="nofollow noopener" target="_blank">@sashabruns</a> <a href="https://sigmoid.social/@enorouzi" class="u-url mention" rel="nofollow noopener" target="_blank">@enorouzi</a> <a href="https://nfdi.social/@nfdi4culture" class="u-url mention" rel="nofollow noopener" target="_blank">@nfdi4culture</a>

Harald SackHow to construct Knowledge Graphs from text sources or from relational databases? This we are going to discuss in the next section of the <a href="https://sigmoid.social/tags/kg2023" class="mention hashtag" rel="nofollow noopener" target="_blank">#kg2023</a> lecture. <a href="https://sigmoid.social/tags/OpenHPI" class="mention hashtag" rel="nofollow noopener" target="_blank">#OpenHPI</a> video: <a href="https://open.hpi.de/courses/knowledgegraphs2023/items/3e0XlQYaXMZQ3TALb091jz" rel="nofollow noopener" translate="no" target="_blank">https://open.hpi.de/courses/knowledgegraphs2023/items/3e0XlQYaXMZQ3TALb091jz</a> youtube video: <a href="https://www.youtube.com/watch?v=i0_7HCG7k80&list=PLNXdQl4kBgzubTOfY5cbtxZCgg9UTe-uF&index=54" rel="nofollow noopener" translate="no" target="_blank">https://www.youtube.com/watch?v=i0_7HCG7k80&list=PLNXdQl4kBgzubTOfY5cbtxZCgg9UTe-uF&index=54</a> slides: <a href="https://zenodo.org/records/10135519" rel="nofollow noopener" translate="no" target="_blank">https://zenodo.org/records/10135519</a> <a href="https://sigmoid.social/tags/knowledgegraphs" class="mention hashtag" rel="nofollow noopener" target="_blank">#knowledgegraphs</a> <a href="https://sigmoid.social/tags/semanticweb" class="mention hashtag" rel="nofollow noopener" target="_blank">#semanticweb</a> <a href="https://sigmoid.social/tags/rml" class="mention hashtag" rel="nofollow noopener" target="_blank">#rml</a> <a href="https://sigmoid.social/tags/nlp" class="mention hashtag" rel="nofollow noopener" target="_blank">#nlp</a> <a href="https://sigmoid.social/tags/knowledgeextraction" class="mention hashtag" rel="nofollow noopener" target="_blank">#knowledgeextraction</a> <a href="https://sigmoid.social/tags/knowledgemnining" class="mention hashtag" rel="nofollow noopener" target="_blank">#knowledgemnining</a> <a href="https://sigmoid.social/tags/lecture" class="mention hashtag" rel="nofollow noopener" target="_blank">#lecture</a> <a href="https://wisskomm.social/@fiz_karlsruhe" class="u-url mention" rel="nofollow noopener" target="_blank">@fiz_karlsruhe</a> <a href="https://sigmoid.social/@fizise" class="u-url mention" rel="nofollow noopener" target="_blank">@fizise</a> <a href="https://fedihum.org/@tabea" class="u-url mention" rel="nofollow noopener" target="_blank">@tabea</a> <a href="https://fedihum.org/@sashabruns" class="u-url mention" rel="nofollow noopener" target="_blank">@sashabruns</a> <a href="https://sigmoid.social/@enorouzi" class="u-url mention" rel="nofollow noopener" target="_blank">@enorouzi</a>

Harald SackHow to deal with different ontologies on the same subject? What can we do to get them aligned? Is it possible to learn an ontology from text? These questions, we are going to address in this section of our <a href="https://sigmoid.social/tags/kg2023" class="mention hashtag" rel="nofollow noopener" target="_blank">#kg2023</a> lecture with the title "Ontological Engineering" <a href="https://sigmoid.social/tags/OpenHPI" class="mention hashtag" rel="nofollow noopener" target="_blank">#OpenHPI</a> lecture: <a href="https://open.hpi.de/courses/knowledgegraphs2023/items/VseJ7SbPrJS5t8qgHuv57" rel="nofollow noopener" translate="no" target="_blank">https://open.hpi.de/courses/knowledgegraphs2023/items/VseJ7SbPrJS5t8qgHuv57</a> youtube lecture: <a href="https://www.youtube.com/watch?v=w0JmROLn_OA&list=PLNXdQl4kBgzubTOfY5cbtxZCgg9UTe-uF&index=52" rel="nofollow noopener" translate="no" target="_blank">https://www.youtube.com/watch?v=w0JmROLn_OA&list=PLNXdQl4kBgzubTOfY5cbtxZCgg9UTe-uF&index=52</a> slides: <a href="https://zenodo.org/records/10135498" rel="nofollow noopener" translate="no" target="_blank">https://zenodo.org/records/10135498</a> <a href="https://wisskomm.social/@fiz_karlsruhe" class="u-url mention" rel="nofollow noopener" target="_blank">@fiz_karlsruhe</a> <a href="https://sigmoid.social/@fizise" class="u-url mention" rel="nofollow noopener" target="_blank">@fizise</a> <a href="https://fedihum.org/@tabea" class="u-url mention" rel="nofollow noopener" target="_blank">@tabea</a> <a href="https://fedihum.org/@sashabruns" class="u-url mention" rel="nofollow noopener" target="_blank">@sashabruns</a> <a href="https://sigmoid.social/@MahsaVafaie" class="u-url mention" rel="nofollow noopener" target="_blank">@MahsaVafaie</a> <a href="https://sigmoid.social/tags/knowledgegraphs" class="mention hashtag" rel="nofollow noopener" target="_blank">#knowledgegraphs</a> <a href="https://sigmoid.social/tags/ontologies" class="mention hashtag" rel="nofollow noopener" target="_blank">#ontologies</a> <a href="https://sigmoid.social/tags/ontologicalengineering" class="mention hashtag" rel="nofollow noopener" target="_blank">#ontologicalengineering</a> <a href="https://sigmoid.social/tags/semanticweb" class="mention hashtag" rel="nofollow noopener" target="_blank">#semanticweb</a>

Harald SackEverybody can design an ontology. But, how to design better ontologies? This is one of the central questions of the next section of our free <a href="https://sigmoid.social/tags/kg2023" class="mention hashtag" rel="nofollow noopener" target="_blank">#kg2023</a> lecture. <a href="https://sigmoid.social/tags/OpenHPI" class="mention hashtag" rel="nofollow noopener" target="_blank">#OpenHPI</a> video: <a href="https://open.hpi.de/courses/knowledgegraphs2023/items/1kpaqjHwxUI4HZxm1Wb9ft" rel="nofollow noopener" translate="no" target="_blank">https://open.hpi.de/courses/knowledgegraphs2023/items/1kpaqjHwxUI4HZxm1Wb9ft</a> youtube video: <a href="https://www.youtube.com/watch?v=RHjoCpNj3KQ" rel="nofollow noopener" translate="no" target="_blank">https://www.youtube.com/watch?v=RHjoCpNj3KQ</a> slides: <a href="https://zenodo.org/records/10135481" rel="nofollow noopener" translate="no" target="_blank">https://zenodo.org/records/10135481</a> <a href="https://fedihum.org/@tabea" class="u-url mention" rel="nofollow noopener" target="_blank">@tabea</a> <a href="https://fedihum.org/@sashabruns" class="u-url mention" rel="nofollow noopener" target="_blank">@sashabruns</a> <a href="https://wisskomm.social/@fiz_karlsruhe" class="u-url mention" rel="nofollow noopener" target="_blank">@fiz_karlsruhe</a> <a href="https://sigmoid.social/@fizise" class="u-url mention" rel="nofollow noopener" target="_blank">@fizise</a> <a href="https://sigmoid.social/tags/knowledgegraphs" class="mention hashtag" rel="nofollow noopener" target="_blank">#knowledgegraphs</a> <a href="https://sigmoid.social/tags/semanticweb" class="mention hashtag" rel="nofollow noopener" target="_blank">#semanticweb</a> <a href="https://sigmoid.social/tags/ontologies" class="mention hashtag" rel="nofollow noopener" target="_blank">#ontologies</a> <a href="https://sigmoid.social/tags/ontology" class="mention hashtag" rel="nofollow noopener" target="_blank">#ontology</a> <a href="https://sigmoid.social/tags/ontologydesign" class="mention hashtag" rel="nofollow noopener" target="_blank">#ontologydesign</a>

Harald SackLet's design your first ontology! In this section of our free <a href="https://sigmoid.social/tags/kg2023" class="mention hashtag" rel="nofollow noopener" target="_blank">#kg2023</a> lecture, you will learn about the most simple ontology design methodology called "Ontology 101" <a href="https://sigmoid.social/tags/OpenHPI" class="mention hashtag" rel="nofollow noopener" target="_blank">#OpenHPI</a> video: <a href="https://open.hpi.de/courses/knowledgegraphs2023/items/5TBHrJQJywkBlcFcA9ZZvZ" rel="nofollow noopener" translate="no" target="_blank">https://open.hpi.de/courses/knowledgegraphs2023/items/5TBHrJQJywkBlcFcA9ZZvZ</a> Youtube video: <a href="https://www.youtube.com/watch?v=twEPP-M8iqc&list=PLNXdQl4kBgzubTOfY5cbtxZCgg9UTe-uF&index=50" rel="nofollow noopener" translate="no" target="_blank">https://www.youtube.com/watch?v=twEPP-M8iqc&list=PLNXdQl4kBgzubTOfY5cbtxZCgg9UTe-uF&index=50</a> slides: <a href="https://zenodo.org/records/10135465" rel="nofollow noopener" translate="no" target="_blank">https://zenodo.org/records/10135465</a> <a href="https://sigmoid.social/@fizise" class="u-url mention" rel="nofollow noopener" target="_blank">@fizise</a> <a href="https://wisskomm.social/@fiz_karlsruhe" class="u-url mention" rel="nofollow noopener" target="_blank">@fiz_karlsruhe</a> <a href="https://fedihum.org/@tabea" class="u-url mention" rel="nofollow noopener" target="_blank">@tabea</a> <a href="https://fedihum.org/@sashabruns" class="u-url mention" rel="nofollow noopener" target="_blank">@sashabruns</a> <a href="https://sigmoid.social/@MahsaVafaie" class="u-url mention" rel="nofollow noopener" target="_blank">@MahsaVafaie</a> <a href="https://sigmoid.social/tags/knowledgegraphs" class="mention hashtag" rel="nofollow noopener" target="_blank">#knowledgegraphs</a> <a href="https://sigmoid.social/tags/ontologies" class="mention hashtag" rel="nofollow noopener" target="_blank">#ontologies</a> <a href="https://sigmoid.social/tags/ontologydesign" class="mention hashtag" rel="nofollow noopener" target="_blank">#ontologydesign</a> <a href="https://sigmoid.social/tags/knmowledgerepresentation" class="mention hashtag" rel="nofollow noopener" target="_blank">#knmowledgerepresentation</a> <a href="https://sigmoid.social/tags/semanticweb" class="mention hashtag" rel="nofollow noopener" target="_blank">#semanticweb</a> <a href="https://sigmoid.social/tags/aiart" class="mention hashtag" rel="nofollow noopener" target="_blank">#aiart</a> <a href="https://sigmoid.social/tags/generativeai" class="mention hashtag" rel="nofollow noopener" target="_blank">#generativeai</a>

Harald SackIn the next section of our <a href="https://sigmoid.social/tags/kg2023" class="mention hashtag" rel="nofollow noopener" target="_blank">#kg2023</a> lecture you will learn about the Semantic Web Rule Language SWRL, adding the potential of logical rules to the description logics based <a href="https://sigmoid.social/tags/SemanticWeb" class="mention hashtag" rel="nofollow noopener" target="_blank">#SemanticWeb</a> technology stack. <a href="https://sigmoid.social/tags/OpenHPI" class="mention hashtag" rel="nofollow noopener" target="_blank">#OpenHPI</a> video: <a href="https://open.hpi.de/courses/knowledgegraphs2023/items/65bnt9mLKrCsVTPF9MLpsF" rel="nofollow noopener" translate="no" target="_blank">https://open.hpi.de/courses/knowledgegraphs2023/items/65bnt9mLKrCsVTPF9MLpsF</a> youtube video: <a href="https://www.youtube.com/watch?v=645EaHJK7lQ&list=PLNXdQl4kBgzubTOfY5cbtxZCgg9UTe-uF&index=49" rel="nofollow noopener" translate="no" target="_blank">https://www.youtube.com/watch?v=645EaHJK7lQ&list=PLNXdQl4kBgzubTOfY5cbtxZCgg9UTe-uF&index=49</a> slides: <a href="https://zenodo.org/records/10135451" rel="nofollow noopener" translate="no" target="_blank">https://zenodo.org/records/10135451</a> <a href="https://sigmoid.social/@fizise" class="u-url mention" rel="nofollow noopener" target="_blank">@fizise</a> <a href="https://fedihum.org/@tabea" class="u-url mention" rel="nofollow noopener" target="_blank">@tabea</a> <a href="https://fedihum.org/@sashabruns" class="u-url mention" rel="nofollow noopener" target="_blank">@sashabruns</a> <a href="https://sigmoid.social/@MahsaVafaie" class="u-url mention" rel="nofollow noopener" target="_blank">@MahsaVafaie</a> <a href="https://sigmoid.social/tags/knowledgegraphs" class="mention hashtag" rel="nofollow noopener" target="_blank">#knowledgegraphs</a> <a href="https://sigmoid.social/tags/rules" class="mention hashtag" rel="nofollow noopener" target="_blank">#rules</a> <a href="https://sigmoid.social/tags/ai" class="mention hashtag" rel="nofollow noopener" target="_blank">#ai</a> <a href="https://sigmoid.social/tags/swrl" class="mention hashtag" rel="nofollow noopener" target="_blank">#swrl</a> <a href="https://sigmoid.social/tags/lecture" class="mention hashtag" rel="nofollow noopener" target="_blank">#lecture</a>

Harald SackIn Week 5 of our free <a href="https://sigmoid.social/tags/kg2023" class="mention hashtag" rel="nofollow noopener" target="_blank">#kg2023</a> lecture we put Ontological Engineering for smarter Knowledge Graphs in the focus. First thing we have to take a look "Beyond the Limits of OWL" to better understand what we can do and what we cannot do with the Semantic Web technology stack. <a href="https://sigmoid.social/tags/OpenHPI" class="mention hashtag" rel="nofollow noopener" target="_blank">#OpenHPI</a> video: <a href="https://open.hpi.de/courses/knowledgegraphs2023/items/4t7hBxv1I2qkSgWlFN6sm6" rel="nofollow noopener" translate="no" target="_blank">https://open.hpi.de/courses/knowledgegraphs2023/items/4t7hBxv1I2qkSgWlFN6sm6</a> youtube video: <a href="https://www.youtube.com/watch?v=8G5lCj4BxVw&list=PLNXdQl4kBgzubTOfY5cbtxZCgg9UTe-uF&index=48" rel="nofollow noopener" translate="no" target="_blank">https://www.youtube.com/watch?v=8G5lCj4BxVw&list=PLNXdQl4kBgzubTOfY5cbtxZCgg9UTe-uF&index=48</a> slides: : <a href="https://zenodo.org/records/10135440" rel="nofollow noopener" translate="no" target="_blank">https://zenodo.org/records/10135440</a> <a href="https://sigmoid.social/tags/semantiweb" class="mention hashtag" rel="nofollow noopener" target="_blank">#semantiweb</a> <a href="https://sigmoid.social/tags/knowledgegraph" class="mention hashtag" rel="nofollow noopener" target="_blank">#knowledgegraph</a> <a href="https://sigmoid.social/tags/owl" class="mention hashtag" rel="nofollow noopener" target="_blank">#owl</a> <a href="https://sigmoid.social/tags/logics" class="mention hashtag" rel="nofollow noopener" target="_blank">#logics</a> <a href="https://sigmoid.social/tags/lecture" class="mention hashtag" rel="nofollow noopener" target="_blank">#lecture</a> <a href="https://wisskomm.social/@fiz_karlsruhe" class="u-url mention" rel="nofollow noopener" target="_blank">@fiz_karlsruhe</a> <a href="https://sigmoid.social/@fizise" class="u-url mention" rel="nofollow noopener" target="_blank">@fizise</a> <a href="https://fedihum.org/@tabea" class="u-url mention" rel="nofollow noopener" target="_blank">@tabea</a> <a href="https://fedihum.org/@sashabruns" class="u-url mention" rel="nofollow noopener" target="_blank">@sashabruns</a> <a href="https://sigmoid.social/@MahsaVafaie" class="u-url mention" rel="nofollow noopener" target="_blank">@MahsaVafaie</a> <a href="https://sigmoid.social/tags/aiart" class="mention hashtag" rel="nofollow noopener" target="_blank">#aiart</a>

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