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cs.DB2023
Missing Value Imputation for Multi-attribute Sensor Data Streams via Message Propagation (Extended Version)
Xiao Li, Huan Li, Hua Lu +3
Sensor data streams occur widely in various real-time applications in the context of the Internet of Things (IoT). However, sensor data streams feature missing values due to factor…
cs.DB2023★ 1 cited
Data Imputation for Sparse Radio Maps in Indoor Positioning (Extended Version)
Xiao Li, Huan Li, Harry Kai-Ho Chan +2
Indoor location-based services rely on the availability of sufficiently accurate positioning in indoor spaces. A popular approach to positioning relies on so-called radio maps that…