Scatter Plot Matrix

Creates pairwise scatter plots of the selected columns. This gives a visual sense of the relationship between each of the paired attributes, as well as the calculated correlation.

Scatter Plot Matrix

Information at a Glance

Category Explore
Data source type DB, HD
Sends output to other operators No
Data processing tool Pig

Input

A data set from the preceding operator.

Configuration

Parameter Description
Notes Any notes or helpful information about this operator's parameter settings. When you enter content in the Notes field, a yellow asterisk is displayed on the operator.
Select Columns Click to select the columns from the input data set.

Choose a set of numeric columns to view a scatter plot matrix. The matrix uses 200 data points as the default sample set to create the scatter plot.

Output

Visual Output
A matrix of the generated scatter plots based on the various pairs of selected data columns (variables). The plotted points are selected randomly from the input data set. The correlations are computed based on the entire data set, not on the sample points.



Double-click a small scatter plot to display a full size scatter plot.



Note: For more information about the full-size scatter plot visualization, see Exploring Visual Results.
Data Output
None. This is a terminal operator.
Related reference