Antoine Chaffin

@nohtow.bsky.social

27, French CS Engineer 💻, PhD in ML 🎓🤖 — Guiding generative models for better synthetic data and building multimodal representations @LightOn

Among all those LLM releases, here is an important retrieval release: To overcome limitations of awesome ModernBERT-based dense models, today @lightonai.bsky.social is releasing GTE-ModernColBERT, the very first state-of-the-art late-interaction (multi-vectors) model trained using PyLate 🚀

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ModernBERT-embed-base is awesome because it allows to use ModernBERT-base for various tasks out-of-the-box But the large variant of ModernBERT is also awesome... So today, @lightonai.bsky.social is releasing ModernBERT-embed-large, the larger and more capable iteration of ModernBERT-embed!

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Tom Aarsen@tomaarsen.com · 2y ago

That didn't take long! Nomic AI has finetuned the new ModernBERT-base encoder model into a strong embedding model for search, classification, clustering and more! Details in 🧵

This week we released ModernBERT, the first encoder to reach SOTA on most common benchmarks across language understanding, retrieval, and code, while running twice as fast as DeBERTaV3 on short context and three times faster than NomicBERT & GTE on long context.

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When one evaluates log-likelihood of a sequence of length L via the chain rule of probability, the first term has missingness fraction of 1, the second has missingness of (L-1)/L, etc. So the inference-time masking rate is ~ Uniform[0, 1].

BERT is BACK! I joined a collaboration with AnswerAI and LightOn to bring you the next iteration of BERT. Introducing ModernBERT: 16x larger sequence length, better downstream performance (classification, retrieval), the fastest & most memory efficient encoder on the market. 🧵

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I'll get straight to the point. We trained 2 new models. Like BERT, but modern. ModernBERT. Not some hypey GenAI thing, but a proper workhorse model, for retrieval, classification, etc. Real practical stuff. It's much faster, more accurate, longer context, and more useful. 🧵

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I am thrilled to announce the release of ModernBERT, the long-awaited BERT replacement! There might be a few LLM releases per week, but there is only one drop-in replacement that brings Pareto improvements over the 6 years old BERT while going at lightspeed

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PyLate v1.1.3 is now live! This update pushes the latest features upstream: - Loading of stanford-nlp models natively - Serving of embeddings using a FastAPI with dynamic batch processing - Trained models now include a model card with information about model and training setup