Business analytics – exploring data for a range of improvements and degrees of performance.Heat maps are used by professionals in a variety of different fields: One of the original applications of heat maps that is frequently used is to examine population density in a city or region. The primary benefit of heat maps is that they make complicated data simpler to understand than the output of many other graphical or numerical techniques. Put another way, heat maps are used to identify clusters of data. Heat maps assist in visualizing variations in the density of values in the data table. The methods of assigning colors to data values are discussed below. The dimensions of the array and the positions of its individual color cells match the arrangement of the heat map data in the worksheet. The data table is typed into a SigmaPlot worksheet.Ī heat map for this two-way data is constructed as a rectangular array of solid colors. This type of data can be displayed in a table where the rows refer to the levels of one variable and the columns refer to the levels of the other variable. A clustered heat map is a visualization of numeric data assigned to the levels of two categorical variables.
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