activity
20242026
collaborators

12 papers

cs.CL2026

Psychological Steering in LLMs: An Evaluation of Effectiveness and Trustworthiness

Amin Banayeeanzade, Ala N. Tak, Fatemeh Bahrani +5

The ability to control LLMs' emulated emotional states and personality traits is an essential step in enabling rich, human-centered interactions in socially interactive settings. W…

cs.CR2026

ContextLeak: Auditing Leakage in Private In-Context Learning Methods

Jacob Choi, Shuying Cao, Xingjian Dong +4

In-Context Learning (ICL) has become a standard technique for adapting Large Language Models (LLMs) to specialized tasks by supplying task-specific exemplars within the prompt. How…

cs.CL2026

Beyond URLs: Metadata Diversity and Position for Efficient LLM Pretraining

Dongyang Fan, Diba Hashemi, Sai Praneeth Karimireddy +1

Incorporating metadata in Large Language Models (LLMs) pretraining has recently emerged as a promising approach to accelerate training. However prior work highlighted only one usef…

cs.LG2026

f-INE: A Hypothesis Testing Framework for Estimating Influence under Training Randomness

Subhodip Panda, Dhruv Tarsadiya, Shashwat Sourav +2

Influence estimation methods promise to explain and debug machine learning by estimating the impact of individual samples on the final model. Yet, existing methods collapse under t…

cs.LG2025

A Closer Look at Personalized Fine-Tuning in Heterogeneous Federated Learning

Minghui Chen, Hrad Ghoukasian, Ruinan Jin +3

Federated Learning (FL) enables decentralized, privacy-preserving model training but struggles to balance global generalization and local personalization due to non-identical data…

cs.LG2025

Optimization with Access to Auxiliary Information

El Mahdi Chayti, Sai Praneeth Karimireddy

We investigate the fundamental optimization question of minimizing a target function , whose gradients are expensive to compute or have limited availability, given access to som…