4 papers
SonicSieve: Bringing Directional Speech Extraction to Smartphones Using Acoustic Microstructures
Kuang Yuan, Yifeng Wang, Xiyuxing Zhang +3
Imagine placing your smartphone on a table in a noisy restaurant and clearly capturing the voices of friends seated around you, or recording a lecturer's voice with clarity in a re…
Contactless Monitoring of Muscle Vibrations During Exercise with a Chaos-Inspired Radar
Jiangyifei Zhu, Yuzhe Wang, Tao Qiang +6
In this paper, our goal is to enable quantitative feedback on muscle fatigue during exercise to optimize exercise effectiveness while minimizing injury risk. We seek to capture fat…
The Battle of Metasurfaces: Understanding Security in Smart Radio Environments
Paul Staat, Christof Paar, Swarun Kumar
Metasurfaces, or Reconfigurable Intelligent Surfaces (RISs), have emerged as a transformative technology for next-generation wireless systems, enabling digitally controlled manipul…
FedCVD++: Communication-Efficient Federated Learning for Cardiovascular Risk Prediction with Parametric and Non-Parametric Model Optimization
Abdelrhman Gaber, Hassan Abd-Eltawab, John Elgallab +5
Cardiovascular diseases (CVD) cause over 17 million deaths annually worldwide, highlighting the urgent need for privacy-preserving predictive systems. We introduce FedCVD++, an enh…