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Adhiraj Ghosh

@adhirajghosh.bsky.social
1.6K followers 426 following 77 posts

ELLIS PhD, University of Tübingen | Data-centric Vision and Language @bethgelab.bsky.social Website: adhirajghosh.github.io Twitter: x.com/adhiraj_ghosh98

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Adhiraj Ghosh @adhirajghosh.bsky.social · 27/07/2025
Excited to be in Vienna for #ACL2025 🇦🇹!You'll find @dziadzio.bsky.social and I by our ONEBench poster, so do drop by! 🗓️Wed, July 30, 11-12:30 CET 📍Hall 4/5 I’m also excited to talk about lifelong and personalised benchmarking, data curation and vision-language in general! Let’s connect!
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Jia-Bin Huang @jbhuang0604.bsky.social · 24/06/2025
Why More Researchers Should be Content Creators Just trying something new! I recorded one of my recent talks, sharing what I learned from starting as a small content creator. youtu.be/0W_7tJtGcMI We all benefit when there are more content creators!
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Shyamgopal Karthik @shyamgopal.bsky.social · 11/06/2025
I'm in Nashville this week attending #CVPR2025. Excited to discuss post-training VLMs and diffusion models!
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Niladri Shekhar Dutt @niladridutt.bsky.social · 27/05/2025
🧵1/10 Excited to share our #SIGGRAPH paper "MonetGPT: Solving Puzzles Enhances MLLMs' Image Retouching Skills" 🌟 We explore how to make MLLMs operation-aware by solving visual puzzles and propose a procedural framework for image retouching #MLLM
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Adhiraj Ghosh @adhirajghosh.bsky.social · 17/05/2025
🏆ONEBench accepted to ACL main! ✨ Stay tuned for the official leaderboard and real-time personalised benchmarking release! If you’re attending ACL or are generally interested in the future of foundation model benchmarking, happy to talk! #ACL2025NLP #ACL2025 @aclmeeting.bsky.social
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Lukas Thede @lukasthede.bsky.social · 08/04/2025
🧠 Keeping LLMs factually up to date is a common motivation for knowledge editing. But what would it actually take to support this in practice at the scale and speed the real world demands? We explore this question and really push the limits of lifelong knowledge editing in the wild. 👇
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Thaddäus Wiedemer @thwiedemer.bsky.social · 18/02/2025
Check out our newest paper! As always, it was super fun working on this with @prasannamayil.bsky.social
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Joschka Strüber @Tuebingen AI Center🇩🇪 @joschkastrueber.bsky.social · 07/02/2025
🚨Great Models Think Alike and this Undermines AI Oversight🚨 New paper quantifies LM similarity (1) LLM-as-a-judge favor more similar models🤥 (2) Complementary knowledge benefits Weak-to-Strong Generalization☯️ (3) More capable models have more correlated failures 📈🙀 🧵👇
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Adhiraj Ghosh @adhirajghosh.bsky.social · 07/02/2025
Godsend
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Andi @andimara.bsky.social · 31/01/2025
Fuck it, today we're open-sourcing the codebase used to train SmolVLM from scratch on 256 H100s 🔥 Inspired by our team's effort to open-source DeepSeek's R1, we are releasing the training and evaluation code on top of the weights 🫡 Now you can train any SmolVLM—or create your own custom VLMs!
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Adhiraj Ghosh @adhirajghosh.bsky.social · 27/01/2025
Added you!
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Paola Cascante-Bonilla @pcascanteb.bsky.social · 23/01/2025
NLI Improves Compositionality in Vision-Language Models is accepted to #ICLR2025! CECE enables interpretability and achieves significant improvements in hard compositional benchmarks without fine-tuning (e.g., Winoground, EqBen) and alignment (e.g., DrawBench, EditBench). + info: cece-vlm.github.io
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Adhiraj Ghosh @adhirajghosh.bsky.social · 12/01/2025
I feel like my “following” and “popular with friends” feeds are well tuned as I have complete control over them. Just that people still are posting less on bsky and are more active on Twitter. Once that changes (and I think it will), we’ll have the same experience as it is on Twitter right now.
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Sebastian Dziadzio @dziadzio.bsky.social · 11/12/2024
📄 New Paper: "How to Merge Your Multimodal Models Over Time?" arxiv.org/abs/2412.06712 Model merging assumes all finetuned models are available at once. But what if they need to be created over time? We study Temporal Model Merging through the TIME framework to find out! 🧵
arxiv.org
How to Merge Your Multimodal Models Over Time?
Model merging combines multiple expert models - finetuned from a base foundation model on diverse tasks and domains - into a single, more capable model. However, most existing model merging approaches...
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Adhiraj Ghosh @adhirajghosh.bsky.social · 11/12/2024
Added you!
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Adhiraj Ghosh @adhirajghosh.bsky.social · 10/12/2024
Sure!
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Adhiraj Ghosh @adhirajghosh.bsky.social · 10/12/2024
Welcome, stranger
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Ameya P. @bayesiankitten.bsky.social · 10/12/2024
How do we benchmark the vast capabilities of foundation models? Introducing ONEBench – a unifying benchmark to test them all, led by @adhirajghosh.bsky.social and @dziadzio.bsky.social!⬇️ Sample-level benchmarks could be the new generation- reusable, recombinable & evaluate lots of capabilities!
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Adhiraj Ghosh @adhirajghosh.bsky.social · 10/12/2024
This extremely ambitious project would not have been possible without @dziadzio.bsky.social @bayesiankitten.bsky.social @vishaalurao.bsky.social @samuelalbanie.bsky.social and Matthias Bethge! Special thanks to everyone at @bethgelab.bsky.social, Bo Li, Yujie Lu and Palzer Lama for all your help!
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Adhiraj Ghosh @adhirajghosh.bsky.social · 10/12/2024
In summary, we release ONEBench as a valuable tool for comprehensively evaluating foundation models and generating customised benchmarks, in the hopes of sparking a restructuring how benchmarking is done. We plan on publishing the code, benchmark and metadata for capability probing very soon.
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Adhiraj Ghosh @adhirajghosh.bsky.social · 10/12/2024
Finally, we probe open-ended capabilities by defining a query pool to test, as proof-of-concept, and generating personalised model rankings. Expanding ONEBench can only improve reliability and scale of these queries and we’re excited to extend this framework. More insights like these in the paper!
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Adhiraj Ghosh @adhirajghosh.bsky.social · 10/12/2024
Let's look under the hood! ONEBench comprises ONEBench-LLM, and ONEBench-LMM: the largest pool of evaluation samples for foundation models(~50K for LLMs and ~600K for LMMs), spanning various domains and tasks. ONEBench will be continually expanded to accommodate more models and datasets.
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Adhiraj Ghosh @adhirajghosh.bsky.social · 10/12/2024
We compare our Plackett-Luce implementation to ELO and ELO-distribution based ranking methods, not only showing superior correlation to the aggregated mean model scores for each test set but also extremely stable correlations to missing datapoints and missing measurements, even up to 95% sparsity!
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Adhiraj Ghosh @adhirajghosh.bsky.social · 10/12/2024
✅ ONEBench uses these rankings and aggregates them using the Plackett-Luce framework: providing an extremely efficient MLE from the aggregated probabilities of individual rankings, resulting in an estimate of the parameters of the strength(or utility value) of models in a ranking.
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Adhiraj Ghosh @adhirajghosh.bsky.social · 10/12/2024
🤔 How do we aggregate samples from different test sets, spanning different metrics? The solution lies in converting individual model evals into ordinal measurements(A<B<C), two or more models can be directly compared on the same data sample to obtain model preference rankings.
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Adhiraj Ghosh @adhirajghosh.bsky.social · 10/12/2024
Given a query of interest from a practitioner, we are able to pick relevant samples from the data pool by top-k retrieval in the embedding space or searching through sample-specific metadata. Aggregating through relevant samples and model performance on them, we obtain our final model rankings.
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Adhiraj Ghosh @adhirajghosh.bsky.social · 10/12/2024
❗Status quo: Benchmarking on large testsets is costly. Static benchmarks fail to use truly held-out data and also can’t probe the ever-evolving capabilities of LLMs/VLMs. ONEBench mitigates this by re-structuring static benchmarks to accommodate an ever-expanding pool of datasets and models.
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Adhiraj Ghosh @adhirajghosh.bsky.social · 10/12/2024
🚨Looking to test your foundation model on an arbitrary and open-ended set of capabilities, not explicitly captured by static benchmarks? 🚨 Check out ✨ONEBench✨, where we show how sample-level evaluation is the solution. 🔎 arxiv.org/abs/2412.06745
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Vishaal Udandarao @vishaalurao.bsky.social · 02/12/2024
🚀New Paper: Active Data Curation Effectively Distills Multimodal Models arxiv.org/abs/2411.18674 Smol models are all the rage these days & knowledge distillation (KD) is key for model compression! We show how data curation can effectively distill to yield SoTA FLOP-efficient {C/Sig}LIPs!! 🧵👇
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Adhiraj Ghosh @adhirajghosh.bsky.social · 02/12/2024
sure, may I ask what you're working on?
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Adhiraj Ghosh @adhirajghosh.bsky.social · 02/12/2024
done! :D
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Adhiraj Ghosh @adhirajghosh.bsky.social · 02/12/2024
Added you!
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Adhiraj Ghosh @adhirajghosh.bsky.social · 27/11/2024
Regardless, happy to join this pack 😄
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Adhiraj Ghosh @adhirajghosh.bsky.social · 27/11/2024
I agree with that, I first thought of calling it multimodal DL but felt it was too broad a definition for a start pack that I have the credentials to curate.
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Adhiraj Ghosh @adhirajghosh.bsky.social · 27/11/2024
Done
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Adhiraj Ghosh @adhirajghosh.bsky.social · 27/11/2024
Yes sure!
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Adhiraj Ghosh @adhirajghosh.bsky.social · 26/11/2024
Already added you! :D
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Adhiraj Ghosh @adhirajghosh.bsky.social · 26/11/2024
Added
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Adhiraj Ghosh @adhirajghosh.bsky.social · 26/11/2024
Thank you! :D
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Adhiraj Ghosh @adhirajghosh.bsky.social · 26/11/2024
Currently vision-language, previously vision (relevant works: Concept Bottleneck Models, for reference)
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Adhiraj Ghosh @adhirajghosh.bsky.social · 26/11/2024
@thaottn.bsky.social just joined, could you please add her?
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Adhiraj Ghosh @adhirajghosh.bsky.social · 26/11/2024
Excited to test it out, could be a blessing for large-scale projects!
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Adhiraj Ghosh @adhirajghosh.bsky.social · 25/11/2024
Interesting stuff, added you!
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Adhiraj Ghosh @adhirajghosh.bsky.social · 25/11/2024
Yes happy to!
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Adhiraj Ghosh @adhirajghosh.bsky.social · 24/11/2024
Done!
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Adhiraj Ghosh @adhirajghosh.bsky.social · 24/11/2024
Very cool stuff! Added you, by the way
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Adhiraj Ghosh @adhirajghosh.bsky.social · 24/11/2024
Added!
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Adhiraj Ghosh @adhirajghosh.bsky.social · 24/11/2024
Added!
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Adhiraj Ghosh @adhirajghosh.bsky.social · 24/11/2024
Damn I thought I was more unassuming about it.
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