3 papers
cs.HC2022
CoronaViz: Visualizing Multilayer Spatiotemporal COVID-19 Data with Animated Geocircles
Brian Ondov, Harsh B. Patel, Ai-Te Kuo +5
While many dashboards for visualizing COVID-19 data exist, most separate geospatial and temporal data into discrete visualizations or tables. Further, the common use of choropleth…
cs.DB2020
LiMITS: An Effective Approach for Trajectory Simplification
Yunheng Han, Hanan Samet
Trajectories represent the mobility of moving objects and thus is of great value in data mining applications. However, trajectory data is enormous in volume, so it is expensive to…
cs.IT2018
Ineffectiveness of Dictionary Coding to Infer Predictability Limits of Human Mobility
Yunheng Han, Weiwei Sun, Baihua Zheng
Recently, a series of models have been proposed to predict future movements of people. Meanwhile, dictionary coding algorithms are used to estimate the predictability limit of huma…