collaborators

7 papers

cs.LG2026

SAGE: Sparse Adaptive Guidance for Dependency-Aware Tabular Data Generation

Shuo Yang, Zheyu Zhang, Bardh Prenkaj +1

Generating high-fidelity synthetic tabular data remains a critical challenge for enhancing data availability in privacy-sensitive and low-resource domains. Recent approaches levera…

cs.LG2026

TabSCM: A practical Framework for Generating Realistic Tabular Data

Sven Jacob, Bardh Prenkaj, Weijia Shao +1

Most tabular-data generators match marginal statistics yet ignore causal structure, leading downstream models to learn spurious or unfair patterns. We present TabSCM, a mixed-type…

cs.CR2026

Analysing the Safety Pitfalls of Steering Vectors

Yuxiao Li, Alina Fastowski, Efstratios Zaradoukas +2

Activation steering has emerged as a powerful tool to shape LLM behavior without the need for weight updates. While its inherent brittleness and unreliability are well-documented,…

cs.LG2026

Beyond Edge Deletion: A Comprehensive Approach to Counterfactual Explanation in Graph Neural Networks

Matteo De Sanctis, Riccardo De Sanctis, Stefano Faralli +2

Graph Neural Networks (GNNs) are increasingly adopted across domains such as molecular biology and social network analysis, yet their black-box nature hinders interpretability and…

cs.LG2026

A Multi-Agent Framework for Interpreting Multivariate Physiological Time Series

Davide Gabrielli, Paola Velardi, Stefano Faralli +1

Continuous physiological monitoring is central to emergency care, yet deploying trustworthy AI is challenging. While LLMs can translate complex physiological signals into clinical…

cs.CL2026

Moral Lenses, Political Coordinates: Towards Ideological Positioning of Morally Conditioned LLMs

Chenchen Yuan, Bolei Ma, Zheyu Zhang +3

While recent research has systematically documented political orientation in large language models (LLMs), existing evaluations rely primarily on direct probing or demographic pers…