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Zian Wang

@zianwang97 • 1,228 subscribers

research scientist @NVIDIA, phd candidate @UofT @VectorInst

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🚀 What if physical AI policies could interact with generated worlds in real time? Introducing OmniDreams, a generative world model for closed-loop autonomous vehicle simulation. Tech report, code, models, and data samples are available now. Project: Code: Model: Join the #omnidreams discord channel:

🚀 What if physical AI policies could interact with generated worlds in real time? Introducing OmniDreams, a generative world model for closed-loop autonomous vehicle simulation. Tech report, code, models, and data samples are available now. Project: Code: Model: Join the #omnidreams discord channel:

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🚀 Introducing DiffusionRenderer, a neural rendering engine powered by video diffusion models. 🎥 Estimates high-quality geometry and materials from videos, synthesizes photorealistic light transport, enables relighting and material editing with realistic shadows and reflections
2:14
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🚀 Introducing DiffusionRenderer, a neural rendering engine powered by video diffusion models. 🎥 Estimates high-quality geometry and materials from videos, synthesizes photorealistic light transport, enables relighting and material editing with realistic shadows and reflections

Zian Wang

125,452 просмотров • 1 год назад

🚀 Introducing our #SIGGRAPHAsia work “Adaptive Shells”, a novel #NeRF formulation that yields high visual fidelity and greatly accelerates rendering. TLDR: Auto-derived bounding shells result in up to 10x faster inference than InstantNGP! [1/n]
1:38
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🚀 Introducing our #SIGGRAPHAsia work “Adaptive Shells”, a novel #NeRF formulation that yields high visual fidelity and greatly accelerates rendering. TLDR: Auto-derived bounding shells result in up to 10x faster inference than InstantNGP! [1/n]

Zian Wang

136,797 просмотров • 2 лет назад

🚀 We just open-sourced Cosmos DiffusionRenderer! This major upgrade brings significantly improved video de-lighting and re-lighting—powered by NVIDIA Cosmos and enhanced data curation. Released under Apache 2.0 and Open Model License. Try it out! 🔗
1:32
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🚀 We just open-sourced Cosmos DiffusionRenderer! This major upgrade brings significantly improved video de-lighting and re-lighting—powered by NVIDIA Cosmos and enhanced data curation. Released under Apache 2.0 and Open Model License. Try it out! 🔗

Zian Wang

56,017 просмотров • 1 год назад

At #GTC26 we are showing AlpaDreams — generative, interactive closed-loop simulation for autonomous driving. World models generate environments in real time, policies or drivers interact, and the simulator updates the world. If you are at GTC, come by the booth and try it out!
0:49
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At #GTC26 we are showing AlpaDreams — generative, interactive closed-loop simulation for autonomous driving. World models generate environments in real time, policies or drivers interact, and the simulator updates the world. If you are at GTC, come by the booth and try it out!

Zian Wang

16,811 просмотров • 4 месяцев назад

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