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Digital Twins

I've been building digital twins since 2007. From a chapel digitized and virtually restored, to heritage LIDAR campaigns, to real-time machine tool twins on the factory floor. The technology kept changing; the discipline of keeping a digital model faithful to a living, physical thing never did.

My first digital twin was a chapel, in 2007. I photogrammetry-digitized the dilapidated building, rebuilt its lost state virtually, then updated the model again when the physical restoration was carried out — a digital asset tracking its real-world counterpart as that counterpart changed. The concept in its purest form, years before the industry gave it a name.

The work compounded from there: LIDAR campaigns and 3D digitization across heritage sites including Cluny Abbey at Arts et Métiers; construction-site AR and a smart building management system at Paztec, where a live 3D model carried every equipment’s documentation and maintenance history; then a greenfield, real-time machine tool twin at JENII — OPC-UA and MQTT ingestion, Siemens NC integration, with cutting-force simulations running in parallel and projected back onto the physical machine, in real time, through the twin. Capture, processing, real-time rendering, immersive delivery: I’ve worked hands-on across every layer of the pipeline.

That’s the part most teams are only now assembling — and exactly where real-time twins, physics, and AI are about to converge. I’ve been working toward that intersection for fifteen years.