5 papers
PocketPPD: Screening for Postpartum Depression Risk Using Passive Smartphone Sensing
Jia Tang, Helinyi Peng, Akihito Taya +4
Postpartum depression (PPD) is a serious perinatal mental health condition affecting approximately 20% of new mothers worldwide. Common screening approaches for PPD, such as self-r…
Function-Space ADMM for Decentralized Federated Learning: A Control Theoretic Perspective
Akihito Taya, Yuuki Nishiyama, Kaoru Sezaki
Decentralized federated learning (FL) is a promising approach for training machine learning models on sensor networks, Internet of Things (IoT) devices, and other edge systems wher…
AEDHunter: Investigating AED Retrieval in the Real World via Gamified Mobile Interaction and Sensing
Helinyi Peng, Akihito Taya, Yuuki Nishiyama +1
Early defibrillation significantly improves survival rates in cases of out-of-hospital cardiac arrest. However, limited public awareness of Automated External Defibrillator (AED) l…
A Mechanical Wi-Fi Antenna Device for Automatic Orientation Tuning with Bayesian Optimization
Akihito Taya, Yuuki Nishiyama, Kaoru Sezaki
Wi-Fi access points have been widely deployed in homes, offices, and public spaces. Some APs allow users to adjust the antenna orientation to improve communication performance by o…
Poster: Recognizing Hidden-in-the-Ear Private Key for Reliable Silent Speech Interface Using Multi-Task Learning
Xuefu Dong, Liqiang Xu, Lixing He +6
Silent speech interface (SSI) enables hands-free input without audible vocalization, but most SSI systems do not verify speaker identity. We present HEar-ID, which uses consumer ac…