activity
20202026
most citedReplacing Judges with Juries: Evaluating LLM Generations with a Panel of Diverse Models

15 citations · 27 across the 11 of their papers we have counts for

collaborators

12 papers

cs.CL2026

Agents Explore but Agents Ignore: LLMs Lack Environmental Curiosity

Leon Engländer, Sophia Althammer, Ahmet Üstün +2

LLM-based agents are assumed to integrate environmental observations into their reasoning: discovering highly relevant but unexpected information should naturally lead to a model e…

cs.CL2025

Command A: An Enterprise-Ready Large Language Model

Team Cohere, :, Aakanksha +227

In this report we describe the development of Command A, a powerful large language model purpose-built to excel at real-world enterprise use cases. Command A is an agent-optimised…

cs.CL202415 cited

Replacing Judges with Juries: Evaluating LLM Generations with a Panel of Diverse Models

Pat Verga, Sebastian Hofstatter, Sophia Althammer +6

As Large Language Models (LLMs) have become more advanced, they have outpaced our abilities to accurately evaluate their quality. Not only is finding data to adequately probe parti…

cs.IR20227 cited

Introducing Neural Bag of Whole-Words with ColBERTer: Contextualized Late Interactions using Enhanced Reduction

Sebastian Hofstätter, Omar Khattab, Sophia Althammer +2

Recent progress in neural information retrieval has demonstrated large gains in effectiveness, while often sacrificing the efficiency and interpretability of the neural model compa…

cs.IR2022

Establishing Strong Baselines for TripClick Health Retrieval

Sebastian Hofstätter, Sophia Althammer, Mete Sertkan +1

We present strong Transformer-based re-ranking and dense retrieval baselines for the recently released TripClick health ad-hoc retrieval collection. We improve the - originally too…

cs.HC20211 cited

A Time-Optimized Content Creation Workflow for Remote Teaching

Sebastian Hofstätter, Sophia Althammer, Mete Sertkan +1

We describe our workflow to create an engaging remote learning experience for a university course, while minimizing the post-production time of the educators. We make use of ubiqui…