From the 2 of 4 linked papers with an AI index.
4 papers
Stage-Level Executor Allocation in Apache Spark with Cost-Performance Trade-offs
Miriam Rateike, Isaac Waweru Wambugu, Celia Cintas +3
The paper introduces a stage‑level executor allocation method for serverless Apache Spark that uses tree‑ensemble models to predict runtime and cost, letting users specify cost‑per…
Retrieval with Multiple Query Vectors through Anomalous Pattern Detection
Allassan Tchangmena A Nken, Baimam Boukar Jean Jacques, Miriam Rateike +2
The paper introduces a retrieval method that simultaneously uses multiple query embedding vectors and detects anomalous dimensions among them to find similarly anomalous vectors in…
Localizing Persona Representations in LLMs
Celia Cintas, Miriam Rateike, Erik Miehling +2
We present a study on how and where personas -- defined by distinct sets of human characteristics, values, and beliefs -- are encoded in the representation space of large language…
Robustness and Cybersecurity in the EU Artificial Intelligence Act
Henrik Nolte, Miriam Rateike, Michèle Finck
The EU Artificial Intelligence Act (AIA) establishes different legal principles for different types of AI systems. While prior work has sought to clarify some of these principles,…