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RLHF aligns LMs to a fixed weighted combinations of rewards, but cannot retrain a new model for each user's preferred weightings. To achieve customization, prior work merges the parameters of single-objective models. Can we do better? We show that merging logits is better!

So happy and proud of the first two #PhD birds of CAISA Lab that left our nest this summer with flying colors! Joan Plepi on Dynamic User Representations and Personalization in #NLP, Allie Lahnala on Operationalizing Empathic and Supportive Communication in #NLP. Well #PhDone !!

Spanende Diskussion zu Forschungsdatenstrukturen an der #BMBF . “Wir müssen die Sicherheit schaffen, dass es weiter geht. Und zwar nicht mit kleinen Insellösungen.“

With CAISA Lab and the Lamarr Institute , we're at the All Hands Meeting of the AI competence centers in Dresden, looking forward to discussing our research! (More on this paper here: caisa-lab.github.io/2024/08/15/lam…) #NLProc #LLM

At the AI All Hands Meeting, CAISA Lab 's Vahid presented the perspective taking and identity guessing demo game FanToMAS . Scan the QR code with your phone and try if you can beat the leaderboard! aivalify.com/fantomas

I’m not sure anymore if it‘s GPT or if LLM researchers simply added the delving into an intricate tapestry to their daily vocabulary by now. #ICLR

“A female professor on home office in a flu season” must be what Fritz Zuber-Buhler had in mind as a title. #AcademicChatter

OpenAI’s biggest competitor just gave AI the ability to control computers We gave 250+ hackers 24 hours to see what it’s capable of Here’s what we saw at the Nexgen Computer Use Agents Hackathon w/ Anthropic + AgentOps 🖇️ Notable Capital at AGI House SF (🧵):

Teuken-7B: OpenGPT-X veröffentlicht Open-Source-KI-Sprachmodell. Das KI-Sprachmodell Teuken-7B wurde mit allen 24 europäischen Amtssprachen trainiert. glm.io/191150?t

Thank you, Akshay Krishnaswamy ! For those who are physically or virtually enjoying #Vancouver: Vahid will be presenting this on the #NeurIPS "System 2 Reasoning at Scale" this week, pass by to say hi! Blog post: lamarr-institute.org/blog/sot-llm-r… Joint ongoing work with Johanne & Yash Kumar Lal looking for postdocs

I am happy to announce that our paper "Do LLMs Provide Consistent Answers to Health-Related Questions across Languages?" has been accepted to hashtag #ecir2025, with Zhixue Zhao (Cass Zhixue), Burcu Sayin (Burcu Sayin), Lucie Flek (Lucie Flek), and Paolo Rosso. See you in Lucca!