errno_h's profile picture. Senior Research Engineer at @unity3d , Former Head of Research at @PiXYZSoft , CAD, Mesh, Geometry Processing, Rendering, C++

Cedric Rousteau

@errno_h

Senior Research Engineer at @unity3d , Former Head of Research at @PiXYZSoft , CAD, Mesh, Geometry Processing, Rendering, C++

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Check out our latest talk at #UniteCopenhagen ! You’ll learn more about @PiXYZSoft algorithms and how they help to turn large #CAD assemblies into assets ready for realtime experiences in @unity3d youtu.be/BNUZLnhCR2Q

errno_h's tweet card. Turning large CAD assemblies into real-time 3D visualizations - Unite...

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Turning large CAD assemblies into real-time 3D visualizations - Unite...


Cedric Rousteau أعاد

In celebration JPEG XL being reconsidered for inclusion in Chrome, I created the first ever JPEG XL image which displays its own MD5 hash! $ md5sum hashquine.jxl c0dec0007b5246f7428936d9bed2f446 This website does not render JPEG XL yet, so see the links below

itszn13's tweet image. In celebration JPEG XL being reconsidered for inclusion in Chrome, I created the first ever JPEG XL image which displays its own MD5 hash!

$ md5sum hashquine.jxl
c0dec0007b5246f7428936d9bed2f446

This website does not render JPEG XL yet, so see the links below

Chrome is considering shipping JPEG XL support! groups.google.com/a/chromium.org…

jonsneyers's tweet image. Chrome is considering shipping JPEG XL support!
groups.google.com/a/chromium.org…


Cedric Rousteau أعاد

These are just 2 Keyframes. #AI did the rest. @cascadeur3d just released an impressive update that adds to the AI interpolation features that run locally on your PC 🤯. I am not an animator but creating a walk cycle took me literally 20 seconds... and the majority of that…


Cedric Rousteau أعاد

“Everyone knows” what an autoencoder is… but there's an important complementary picture missing from most introductory material. In short: we emphasize how autoencoders are implemented—but not always what they represent (and some of the implications of that representation).🧵

keenanisalive's tweet image. “Everyone knows” what an autoencoder is… but there's an important complementary picture missing from most introductory material.

In short: we emphasize how autoencoders are implemented—but not always what they represent (and some of the implications of that representation).🧵

Cedric Rousteau أعاد

New Anthropic research: Tracing the thoughts of a large language model. We built a "microscope" to inspect what happens inside AI models and use it to understand Claude’s (often complex and surprising) internal mechanisms.


Cedric Rousteau أعاد

📢Sonata: Self-Supervised Learning of Reliable Point Representations📢 Meet Sonata, our"3D-DINO" pre-trained with Point Transformer V3, accepted at #CVPR2025! 🌍: xywu.me/sonata 📦: github.com/facebookresear… 🚀: github.com/Pointcept/Poin… 🔹Semantic-aware and spatial…

XiaoyangWu_'s tweet image. 📢Sonata: Self-Supervised Learning of Reliable Point Representations📢

Meet Sonata, our"3D-DINO" pre-trained with Point Transformer V3, accepted at #CVPR2025!

🌍: xywu.me/sonata
📦: github.com/facebookresear…
🚀: github.com/Pointcept/Poin…

🔹Semantic-aware and spatial…

Cedric Rousteau أعاد

Excited about the M3 release! 🚀 It introduces Gaussian Memory Attention for efficient alignment between 3D Gaussians and 2D foundation models. 🔥 Only 16 degrees inside one Gaussian primitive for one LMM! Looking forward to more applications! 🤖✨

[1/n] We are releasing M3 (#ICLR2025): a Gaussian Splatting method that builds LMM memories for arbitrary scenes. 🔥 [Efficient] 16 degrees in each Gaussian primitive for one LMM. 🔥 [Alignment] The rendered features are directly in the source LMM embedding space.



Cedric Rousteau أعاد

having a bit of an Intelligence aid from Gemini 2.0 👌⚙️⛵ huggingface.co/spaces/tinazon…


Cedric Rousteau أعاد

wow.. Sesame just open sourced its 1B base AI model CSM (Conversational Speech Model) - trained on 1 MILLION hours of data - voice cloning - based on llama architecture - real-time synthesis - free to try and download now Link in comments.


Cedric Rousteau أعاد

All the LLMs and other deep learning models are based on neural networks. We can think of them as mathematical functions with hundreds of billions of parameters. Those parameters (weights) are determined during training and we train these networks with trillions of tokens (text,…


Cedric Rousteau أعاد

Introducing Genie 2: our AI model that can create an endless variety of playable 3D worlds - all from a single image. 🖼️ These types of large-scale foundation world models could enable future agents to be trained and evaluated in an endless number of virtual environments. →…


Cedric Rousteau أعاد

"Half-edge data structure considered harmful", by @logicalerror sandervanrossen.blogspot.com/2017/09/half-e…

erkaman2's tweet image. "Half-edge data structure considered harmful", by @logicalerror 
sandervanrossen.blogspot.com/2017/09/half-e…

Cedric Rousteau أعاد

Cedric Rousteau أعاد

First Time Ghost scenes released! ✨ We’ve just published two projects: showcasing the character and the grassy environment scene. Have a look at the hair simulation…


Cedric Rousteau أعاد

C++ code is out! The Signed Heat Method has been added to geometry-central. In 3D, compute generalized SDFs to point clouds, triangle meshes, and polygon meshes. The method should "just work" on geometry with holes, intersections, nonmanifold-ness, etc. Links below 🔽


Cedric Rousteau أعاد

Signed distance functions (SDFs) are fundamental tools in graphics, vision, and physics simulation. But how do you get a high-quality SDF from messy, real-world input? At #SIGGRAPH2024, we introduced a simple method for turning "broken" geometry into a well-behaved SDF. <🧵>

nicolefeng_'s tweet image. Signed distance functions (SDFs) are fundamental tools in graphics, vision, and physics simulation. 

But how do you get a high-quality SDF from messy, real-world input? At #SIGGRAPH2024, we introduced a simple method for turning &quot;broken&quot; geometry into a well-behaved SDF. &amp;lt;🧵&amp;gt;

Cedric Rousteau أعاد

Holomorphic functions (differentiable over complex numbers) define conformal maps, which are angle-preserving. en.wikipedia.org/wiki/Conformal… en.wikipedia.org/wiki/Holomorph…


Cedric Rousteau أعاد

I wrote my entire NES game in C, using the 8bitworkshop.com IDE. The demo was just published a few days ago and you can play it online right now!! 🌴x.com/ninjadynamics/…

هذه التغريدة لم تعد متوفرة.

Cedric Rousteau أعاد

What is happening inside these generative AI companies?!? There are multiple open-source mesh-processing libraries *with sample code* that can do a better job at meshing than this!

well that is certainly topology

GeorgeCrudo's tweet image. well that is certainly topology


Cedric Rousteau أعاد

Comparison of Direct, ZIgnore, Cube Spherical, Fibonacci, Spheremap and Octahedral at 8 bits, 12 bits 16 bits, 24 bits and 32 bits per normal: shadertoy.com/view/llfcRl

iquilezles's tweet image. Comparison of Direct, ZIgnore, Cube Spherical, Fibonacci, Spheremap and Octahedral at 8 bits, 12 bits 16 bits, 24 bits and 32 bits per normal: 

 shadertoy.com/view/llfcRl

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