3 papers
cs.CR2020
Data Privacy in Trigger-Action Systems
Yunang Chen, Amrita Roy Chowdhury, Ruizhe Wang +3
Trigger-action platforms (TAPs) allow users to connect independent web-based or IoT services to achieve useful automation. They provide a simple interface that helps end-users crea…
cs.CR2019
Preech: A System for Privacy-Preserving Speech Transcription
Shimaa Ahmed, Amrita Roy Chowdhury, Kassem Fawaz +1
New Advances in machine learning have made Automated Speech Recognition (ASR) systems practical and more scalable. These systems, however, pose serious privacy threats as speech is…
cs.LG2019
Data-Dependent Differentially Private Parameter Learning for Directed Graphical Models
Amrita Roy Chowdhury, Theodoros Rekatsinas, Somesh Jha
Directed graphical models (DGMs) are a class of probabilistic models that are widely used for predictive analysis in sensitive domains, such as medical diagnostics. In this paper w…