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Kevin I-Kai Wang

2 papers indexed

crossrefApplied Sciences2025-02-19Cited by 2

An Integrated Hierarchical Wireless Acoustic Sensor Network and Optimized Deep Learning Model for Scalable Urban Sound and Environmental Monitoring

Bo Peng, Kevin I-Kai Wang, Waleed H. Abdulla

Urban sound encompasses various acoustic events, from critical safety-related sound to everyday environmental noise. In response to the need for comprehensive and scalable sound monitoring, this study introduces an integrated system combining the Hierarchical Wireless Acoustic Se…

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crossrefSensors2024-12-13Cited by 39

Machine Learning Techniques for Sensor-Based Human Activity Recognition with Data Heterogeneity—A Review

Xiaozhou Ye, Kouichi Sakurai, Nirmal-Kumar C. Nair, Kevin I-Kai Wang

Sensor-based Human Activity Recognition (HAR) is crucial in ubiquitous computing, analyzing behaviors through multi-dimensional observations. Despite research progress, HAR confronts challenges, particularly in data distribution assumptions. Most studies assume uniform data distr…

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