Contour Plots

2-D and 3-D isoline plots

A contour plot represents a 3-D surface by plotting lines that connect points with common z-values along a slice. For example, you can use a contour plot to visualize the height of a surface in two or three dimensions.

Functions

`contour`	Contour plot of matrix
`contourf`	Filled 2-D contour plot
`contourc`	Low-level contour matrix computation
`contour3`	3-D contour plot
`contourslice`	Draw contours in volume slice planes
`clabel`	Label contour plot elevation
`fcontour`	Plot contours

Properties

Contour Properties	Contour chart appearance and behavior
FunctionContour Properties	Function contour chart appearance and behavior

Topics

Label Contour Plot Levels
This example shows how to label each contour line with its associated value.
Contour Plot with Major and Minor Grid Lines
You can create a contour plot with emphasis on selected contour lines by splitting the data and creating two overlapping contour plots.
Change Fill Colors for Contour Plot
This example shows how to change the colors used in a filled contour plot.
Highlight Specific Contour Levels
This example shows how to highlight contours at particular levels.

Related Information

Interpolation