collaborators

5 papers

cs.CR2026

Beyond Direct Identifiers: Probabilistic Privacy Risk Estimation for Privacy-Conscious LLM Query Delegation

Li Siyan, Zhou Yu, Julia Hirschberg

Recent work on protecting privacy during user-LLM interactions often focuses on direct, explicit identifiers: the personally-identifiable information (PII) captured by standard det…

eess.AS2025

Read to Hear: A Zero-Shot Pronunciation Assessment Using Textual Descriptions and LLMs

Yu-Wen Chen, Melody Ma, Julia Hirschberg

Automatic pronunciation assessment is typically performed by acoustic models trained on audio-score pairs. Although effective, these systems provide only numerical scores, without…

eess.AS2025

Adaptable Non-parametric Approach for Speech-based Symptom Assessment: Isolating Private Medical Data in a Retrieval Datastore

Yu-Wen Chen, Julia Hirschberg

The automatic assessment of health-related acoustic cues has the potential to improve healthcare accessibility and affordability. Although parametric models are promising, they fac…

cs.CR2025

PAPILLON: Privacy Preservation from Internet-based and Local Language Model Ensembles

Li Siyan, Vethavikashini Chithrra Raghuram, Omar Khattab +2

Users can divulge sensitive information to proprietary LLM providers, raising significant privacy concerns. While open-source models, hosted locally on the user's machine, alleviat…

cs.CL2025

PropaInsight: Toward Deeper Understanding of Propaganda in Terms of Techniques, Appeals, and Intent

Jiateng Liu, Lin Ai, Zizhou Liu +6

Propaganda plays a critical role in shaping public opinion and fueling disinformation. While existing research primarily focuses on identifying propaganda techniques, it lacks the…