Juan Sequeda
@juansequeda
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Principal Scientist @datadotworld 🎙@HonestNoBSData podcast host @UTCompSci PhD, Research in Knowledge Graph & Data Integration, Prev founder @Capsenta 🇺🇸🇨🇴
Usually AUS or 🛫✈️🛬
Joined April 2008
How can we further increase the accuracy of LLM-powered question answering systems? Ontologies to the rescue! That is the conclusion of the latest research coming from the @datadotworld AI Lab with @WorkingOntology Paper: https://t.co/FrmVmyrnA9 🧵 describing the results
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We are in a data bubble — how joining ServiceNow has been exposing us to the blind spots every data team has
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Two Meanings of “Semantic Layer” and Why Both Matter in the Age of AI Everyone’s talking about semantic layers, but not everyone means the same thing. On the analytics side, semantic layer usually refers to something we’ve seen before. It’s the business-friendly model that sits
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The O-word, “ontology” is here! Traditionally, you couldn’t say the word “ontology” in tech circles without getting a side-eye. Now? Everyone’s suddenly an ontology expert. And honestly… I’m here for it. But here’s the thing: before we reinvent the wheel, we need to understand
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𝗞𝗻𝗼𝘄𝗹𝗲𝗱𝗴𝗲 𝗚𝗿𝗮𝗽𝗵𝘀 didn’t just appear with Google in 2012. Their story began decades earlier. 🧠 Inspired by @juansequeda & Claudio Gutierrez’s piece: https://t.co/bvjcNNvUln I built an interactive timeline 👇 https://t.co/68ULcAqEmC
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OpenAI doesn’t know what they want to be when they grow up. Enterprise or Consumer? I think they will end up being consumer while Anthropic will be the enterprise offering. We shall see.
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Three Stop-Start that the data & analytics community should consider 1) Stop doing just analytics. Start building feedback loops from analytics to operations 2) Stop focusing only on BI semantic layers. Start building your enterprise ontology 3) Stop staying in the data bubble.
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Season 11 Premiere of Catalog and Cocktails Podcast: Revisiting 5+ years of Data
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🎙️ Catalog & Cocktails @HonestNoBSData Podcast is back older, wiser, & still #HonestNoBS We’re kicking off Season 11 by reflecting on 5+ years in the data world. 📅 Join us live Monday Oct 20 @ 4 PM CT streamed here. Let’s look back before we leap forward.
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🎤 #ISWC2025 Keynotes Announced! 🇯🇵 Meet our three amazing speakers: ✨ Satoshi Sekine – #NLP & #LLM expert ✨ Denny Vrandečić – Wikidata founder & #SemanticWeb pioneer ✨ Rachel Adams – #AI governance & ethics leader 📅 Nov 2–6, 2025 | #Nara, #Japan 🔗 https://t.co/7kxyiKMV4k
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🎉 Posters & Demos for ISWC 2025 are in! Congrats to all accepted authors — can’t wait to see your tools, prototypes & early-stage research in Japan 🇯🇵 📄 https://t.co/tpVe0PRzaP
#ISWC2025 #Posters #Demos #SemanticWeb #KnowledgeGraphs #LLMs #AI #NARA #apan
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Tired of boiling the ocean with data governance? 🌊 Try the Pay-As-You-Go Methodology: Start small → Deliver value → Repeat. 1️⃣ Capture knowledge. Start with 1 question 2️⃣ Implement Knowledge 3️⃣ Reuse it 1 unit of work → 10+ questions answered. That’s leverage. That’s scale.
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What the heck is semantics? Semantics 🕸️ = Business 💼 + Technical 🛠️ + Mapping 🔗 Metadata
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Grit and Luck!
I still don’t understand how I got lucky enough to go from growing up in Guatemala to co-founding a public company. Grateful every day, and sometimes still confused by it.
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🚨 ISWC 2025 Tutorial Deadline Extended! New submission deadline: June 3, 2025 📅 Key Dates: 🔔 Notification: June 17 🌐 Website Online: July 15 📂 Materials (opt.): Aug 8 🧠 Tutorials: Nov 2–3 https://t.co/Cmepzxwbte
#ISWC2025 #SemanticWeb #KnowledgeGraphs #CallForTutorials
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Tim & Juan are on the Road (Again!): Rants About Their Latest Observations in the Data World
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