Easy Tips

How do I plot a function in MATLAB?

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How do I plot a function in MATLAB?

plot( X , Y ) creates a 2-D line plot of the data in Y versus the corresponding values in X .

  1. To plot a set of coordinates connected by line segments, specify X and Y 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 or Y as a matrix.

What are the basic plots of MATLAB?

Types of MATLAB Plots

Line Plots Scatter and Bubble Charts Surface and Mesh Plots
plot scatter surf
plot3 scatter3 surfc
stairs bubblechart surfl
errorbar bubblechart3 ribbon

How do you plot data on a graph in MATLAB?

Load and Plot Data from Text File Each data column in the file represents data for one intersection. Import data into the workspace using the load function. Loading this data creates a 24-by-3 matrix called count in the MATLAB workspace. Get the size of the data matrix.

How do I make a good plot in MATLAB?

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  1. Increase the linewidth (2 or 3 is good).
  2. Add a grid.
  3. Add minor ticks to the axes.
  4. Plot as an area with solid line and semi-transparent fill.
  5. Set the axes limits appropriately.
  6. Add a legend.
  7. Change the font and fontsize to match the output size.
  8. Set the figure aspect ratio correctly.

What are the basic plots and graphs functions of MATLAB?

The “plot” command

  • Graph of sine function (single vector)
  • Graph of sine function against the angle.
  • Plot of a matrix against a vector.
  • plot editor.
  • Using Plot Editor.
  • line specifiers.
  • markers and line width.
  • Labelling.

How do you make a plot look good?

Responses (5)

  1. Top 5 tricks to make plots look better.
  2. Changing the color of your bars/lines.
  3. Changing the font family.
  4. Setting the style in seaborn.
  5. Choosing a Palette.

How do you export high quality plots in MATLAB?

To save a figure as an image at a specific resolution, call the exportgraphics function, and specify the ‘Resolution’ name-value pair argument. By default, images are saved at 150 dots per inch (DPI). For example, create a bar chart and get the current figure. Then save the figure as a 300-DPI PNG file.