3 papers
cs.DB2025
BMTree: Designing, Learning, and Updating Piecewise Space-Filling Curves for Multi-Dimensional Data Indexing
Jiangneng Li, Yuang Liu, Zheng Wang +5
Space-filling curves (SFC, for short) have been widely applied to index multi-dimensional data, which first maps the data to one dimension, and then a one-dimensional indexing meth…
cs.CE2024
Billiards Sports Analytics: Datasets and Tasks
Qianru Zhang, Zheng Wang, Cheng Long +1
Nowadays, it becomes a common practice to capture some data of sports games with devices such as GPS sensors and cameras and then use the data to perform various analyses on sports…
cs.DB2023
Collectively Simplifying Trajectories in a Database: A Query Accuracy Driven Approach
Zheng Wang, Cheng Long, Gao Cong +1
Increasing and massive volumes of trajectory data are being accumulated that may serve a variety of applications, such as mining popular routes or identifying ridesharing candidate…