# How do you plot a 3-D graph in MATLAB?

## How do you plot a 3-D graph in MATLAB?

plot3( X , Y , Z ) plots coordinates in 3-D space.

1. To plot a set of coordinates connected by line segments, specify X , Y , and Z as vectors of the same length.
2. To plot multiple sets of coordinates on the same set of axes, specify at least one of X , Y , or Z as a matrix and the others as vectors.

## How do you add a legend to a plot in MATLAB?

Set the DisplayName property as a name-value pair when calling the plotting functions. Then, call the legend command to create the legend. Legends automatically update when you add or delete a data series. If you add more data to the axes, use the DisplayName property to specify the labels.

How do I set the Legend position in MATLAB?

legend(___,’Location’, lcn ) sets the legend location. For example, ‘Location’,’northeast’ positions the legend in the upper right corner of the axes. Specify the location after other input arguments. legend(___,’Orientation’, ornt ) , where ornt is ‘horizontal’ , displays the legend items side-by-side.

### What is legend in a plot?

Plot legends give meaning to a visualization, assigning meaning to the various plot elements. We previously saw how to create a simple legend; here we’ll take a look at customizing the placement and aesthetics of the legend in Matplotlib.

### How can we change the position of legend?

Approach:

1. Import Library (Matplotlib)
2. Import / create data.
3. Plot a chart.
5. Set position of legend using loc.

How do you display the legend outside the plot?

To place the legend outside of the axes bounding box, one may specify a tuple (x0,y0) of axes coordinates of the lower left corner of the legend. A more versatile approach is to manually specify the bounding box into which the legend should be placed, using the bbox_to_anchor argument.

## What are the different types of 3D graphs?

3D Graph Types

Graph Type XYZ Columns in Worksheet Matrix Window
3D Scatter + Error Bar Yes Yes
3D Trajectory 3D Vector XYZ XYZ 3D Vector XYZ dXdYdZ Yes No
3D Walls 3D Ribbons XYY 3D Bars No No
X Constant with Base Y Constant with Base No Yes

## What is a graph legend?

The legend of a graph reflects the data displayed in the graph’s Y-axis, also called the graph series. This is the data that comes from the columns of the corresponding grid report, and usually represents metrics. A graph legend generally appears as a box to the right or left of your graph.

Can you move the legend in MATLAB?

To move the legend to a different tile, set the Layout property of the legend. Determined by Position property. Use the Position property to specify a custom location.

### Which position is the legend placed?

By default, legends appear at the bottom of a chart in portrait view. Select the desired option from the Landscape View Legend Position menu. By default, legends appear to the right of a chart in landscape view. If you select Auto, the legend appears to the right of the chart if it contains 10 or fewer items.

### How do you add a legend to an outside plot in Matlab?

To add a legend title, set the String property of the legend text object. To change the title appearance, such as the font style or color, set legend text properties. For a list, see Text Properties. plot(rand(3)); lgd = legend(‘line 1′,’line 2′,’line 3’); lgd.

How do you move the legend outside of the chart?

Click the chart, and then click the Chart Design tab. Click Add Chart Element > Legend. To change the position of the legend, choose Right, Top, Left, or Bottom. To change the format of the legend, click More Legend Options, and then make the format changes that you want.

## How to make a legend in MATLAB?

Define x by specifying the range for variable x for which the function will be plotted.

• Define the function,that is,y = (x)
• Call us Plan Assign,command Plan (x,y)
• ## How to include a legend in MATLAB?

north: This is used to plot the legend in top of the axes or chart and is placed inside of the chart.

• northeast: This is used to plot the legend in the top right of the axes or chart.
• northwest: This is used to plot the legend in the top left of the axes or chart.
• northoutside: This is used to plot the legend on top of the axes and it is outside.
• What is a legend on a graph?

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### What is legend in MATLAB?

legend associates strings with the objects in the Axes in the same order that they are listed in the Axes Children property. By default, the legend annotates the current Axes. MATLAB displays only one legend per Axes. legend positions the legend based on a variety of factors, such as what objects the legend obscures.