Title
Evaluation of Trend Localization with Multi-Variate Visualizations
Abstract
Multi-valued data sets are increasingly common, with the number of dimensions growing. A number of multi-variate visualization techniques have been presented to display such data. However, evaluating the utility of such techniques for general data sets remains difficult. Thus most techniques are studied on only one data set. Another criticism that could be levied against previous evaluations of multi-variate visualizations is that the task doesn't require the presence of multiple variables. At the same time, the taxonomy of tasks that users may perform visually is extensive. We designed a task, trend localization, that required comparison of multiple data values in a multi-variate visualization. We then conducted a user study with this task, evaluating five multivariate visualization techniques from the literature (Brush Strokes, Data-Driven Spots, Oriented Slivers, Color Blending, Dimensional Stacking) and juxtaposed grayscale maps. We report the results and discuss the implications for both the techniques and the task.
Year
DOI
Venue
2011
10.1109/TVCG.2011.194
IEEE Trans. Vis. Comput. Graph.
Keywords
Field
DocType
multivariate analysis,synthetic data,data bases,indexing terms,visual analytics,gray scale,data visualisation,data visualization,visual perception,shape analysis
Data mining,Computer vision,Data visualization,Data set,Random variate,Visualization,Computer science,Visual analytics,Artificial intelligence,Visual perception,Grayscale,Creative visualization
Journal
Volume
Issue
ISSN
17
12
1077-2626
Citations 
PageRank 
References 
2
0.40
16
Authors
2
Name
Order
Citations
PageRank
Mark A. Livingston139933.58
Jonathan W. Decker2717.60