collaborators

10 papers

cs.CR2026

Subgroup Membership Inference Audits of Differentially Private Synthetic Text

Yidan Sun, Viktor Schlegel, Srinivasan Nandakumar +2

Synthetic data releases are increasingly proposed in the literature as a means of sharing realistic data replicas in lieu of sensitive private datasets. Even when the worst-case pr…

cs.LG2026

HealthLoopQA: A Context-Aware Question Answering Benchmark for Interpreting Wearable Monitoring Data in Diabetes Care

Yuchen Niu, Yanan Ma, Srinivasan Nandakumar +7

As medical wearables become integrated into daily chronic disease care, effectively interpreting longitudinal monitoring data is essential for patients and clinicians to understand…

cs.LG2026

Jacobian-Guided Anisotropic Noise Reshaping for Enhancing Representation Utility under Local Differential Privacy

Youngmok Ha, Viktor Schlegel, Yidan Sun +1

While Local Differential Privacy (LDP) serves as a foundational primitive for distributed data collection, its stringent randomization requirements often lead to severe degradation…

cs.AI2026

PathMem: Toward Cognition-Aligned Memory Transformation for Pathology MLLMs

Jinyue Li, Yuci Liang, Qiankun Li +7

Computational pathology demands both visual pattern recognition and dynamic integration of structured domain knowledge, including taxonomy, grading criteria, and clinical evidence.…

cs.AI2025

SynBench: A Benchmark for Differentially Private Text Generation

Yidan Sun, Viktor Schlegel, Srinivasan Nandakumar +9

Synthetic text generation with Differential Privacy (DP) guarantees emerges as a principled approach that can enable the sharing of sensitive datasets across institutional and regu…

cs.CL2025

Privacy-Preserving Generation of Clinical Narratives from Medical Terminologies

Yuping Wu, Viktor Schlegel, Warren Del-Pinto +11

In high-stakes domains such as healthcare, privacy concerns severely limit the use of real-world training data. Differentially private (DP) synthetic data offers a promising altern…

cs.LG2025

Evaluating Differentially Private Generation of Domain-Specific Text

Yidan Sun, Viktor Schlegel, Srinivasan Nandakumar +7

Generative AI offers transformative potential for high-stakes domains such as healthcare and finance, yet privacy and regulatory barriers hinder the use of real-world data. To addr…

cs.CR2025

Securing the Internet of Medical Things (IoMT): Real-World Attack Taxonomy and Practical Security Measures

Suman Deb, Emil Lupu, Emm Mic Drakakis +4

The Internet of Medical Things (IoMT) has the potential to radically improve healthcare by enabling real-time monitoring, remote diagnostics, and AI-driven decision making. However…

eess.SP2025

Generating Realistic Multi-Beat ECG Signals

Paul Pöhl, Viktor Schlegel, Hao Li +1

Generating synthetic ECG data has numerous applications in healthcare, from educational purposes to simulating scenarios and forecasting trends. While recent diffusion models excel…

cs.CR2025

Generating Synthetic Data with Formal Privacy Guarantees: State of the Art and the Road Ahead

Viktor Schlegel, Anil A Bharath, Zilong Zhao +1

Privacy-preserving synthetic data offers a promising solution to harness segregated data in high-stakes domains where information is compartmentalized for regulatory, privacy, or i…