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Tomas Geffner

@tomasgeffner

(ex) tennis, (trying) ML. Senior Research Scientist at NVIDIA, views are my own. Previously, intern at DeepMind, VantAI, Microsoft research, and Amazon AWS.
tomasgeffner.github.io Joined July 2019
579 Following 470 Followers 57 Posts

Latest posts 5

Tomas Geffner @tomasgeffner
Diffusion models go brrrr
Julius Berner Verified account @julberner Oct 28
Tired of waiting for your diffusion models?

🚢 We just shipped a major FastGen update:

- new models: H3, LTX-2.5, LingBot-World, Cosmos 3, FLUX.2
- new methods: PDD, AYF, AnyFlow, Causal Forcing
- new features: multimodal distillation, image editing, camera conditioning, KV cache management, ComfyUI

🔗 Try it out here: github.com/NVlabs/fastgen
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Tomas Geffner @tomasgeffner
If you're doing your PhD look into this!
The 2027/2028 NVIDIA Graduate Fellowship is open! PhD students can receive up to $60,000, plus a summer internship with NVIDIA.

I want to especially encourage life science students to apply!

Applications and recommendation letters are due October 30.

research.nvidia.com/graduate-fello…
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Tomas Geffner @tomasgeffner
We're hiring at NVIDIA, interns (2027) and full time. If you're interested in video and world models, discrete diffusion LLMs, or structural biology, apply using the links below!! 🔥
Arash Vahdat Verified account @ArashVahdat Oct 5
Please help spread the word!

We’re hiring Research Scientists and Research Interns at NVIDIA Research to work on some of the most exciting problems in generative AI:

🌎 World Models & Video Diffusion
🧠 Diffusion Language Models
🧬 Biomolecule Design

If your research aligns with any of these areas, please apply directly through the links below.

Open positions + application links:
research.nvidia.com/labs/genair/
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Tomas Geffner @tomasgeffner
More continuous diffusion for text modeling! 🔥
Announcing "DiLaDiff: Distilled Latent-augmented Diffusion for Language Modeling"

preprint: arxiv.org/abs/2605.23605
blog: jmlemercier.github.io/diladiff/

DiLaDiff improves mask-based diffusion with a distilled latent guidance

@tomasgeffner @karsten_kreis @ArashVahdat @MardaniMorteza
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