3 papers
cs.LG2025
Skeleton-Guided Learning for Shortest Path Search
Tiantian Liu, Xiao Li, Huan Li +3
Shortest path search is a core operation in graph-based applications, yet existing methods face important limitations. Classical algorithms such as Dijkstra's and A* become ineffic…
cs.DB2024
Modeling and Monitoring of Indoor Populations using Sparse Positioning Data (Extension)
Xiao Li, Huan Li, Hua Lu +1
In large venues like shopping malls and airports, knowledge on the indoor populations fuels applications such as business analytics, venue management, and safety control. In this w…
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…