Use human perceptual capabilities
to gain insights into large data sets
that are difficult to extract
using standard query languages
Support Exploration
–Look for structure, patterns, trends, anomalies, relationships
–Provide a qualitative overview of large, complex data sets
–Assist in identifying
region(s) of interest and
appropriate parameters
for more focussed quantitative analysis
Abstract and Large Data
Sets
–Symbolic
–Tabular
–Networked
–Hierarchical
–Textual information