Publications (4)
Federated Visualization: A Privacy-preserving Strategy for Aggregated Visual Query
Wei Chen, Yating Wei, Zhiyong Wang +3
We present a novel privacy preservation strategy for decentralized visualization. The key idea is to imitate the flowchart of the federated learning framework, and reformulate the…
Bubble Storytelling with Automated Animation: A Brexit Hashtag Activism Case Study
Noptanit Chotisarn, Junhua Lu, Libinzi Ma +6
Hashtag data are common and easy to acquire. Thus, they are widely used in studies and visual data storytelling. For example, a recent story by China Central Television Europe (CCT…
Evaluating Perceptual Bias During Geometric Scaling of Scatterplots
Yating Wei, Honghui Mei, Ying Zhao +4
Scatterplots are frequently scaled to fit display areas in multi-view and multi-device data analysis environments. A common method used for scaling is to enlarge or shrink the enti…
RSATree: Distribution-Aware Data Representation of Large-Scale Tabular Datasets for Flexible Visual Query
Honghui Mei, Wei Chen, Yating Wei +5
Analysts commonly investigate the data distributions derived from statistical aggregations of data that are represented by charts, such as histograms and binned scatterplots, to vi…