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I recently wanted a colormap that was distinctive. I wanted the zero values to be one color while the negative and positive values were different shades. This video shows how to do this interactively. The skills shown here work for lots of different
2:40
Interactively Editing a Colormap in MATLAB

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I was doing a visualization and needed to change to a custom colormap to get a better understanding of the data. This video shows how to interactively modify a colormap such that NaN values take on one color, and there is a sharp division of color be
2:36
Modifying a Colormap Interactively
Subplot is a convenience function that wraps around the lower level axes function. It simplifies the layout process. As a higher level function, it does some bookkeeping for you. This debugging session shows that the helpful things it does can be con
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Subplot vs. Axes
The new release of MATLAB R2014b brings a new graphics engine. This allows for some new capabilities such as rotating tick labels and using dot notation in referencing graphics properties.
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Rotate Axes Labels in MATLAB
Often if you make a surface plot with SURF for a large dataset, it will appear all black because MATLAB is trying to draw all the edge lines. You can stop these lines from obscuring your data by turning the edge color off.
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Setting Edge Color for Large Surface Plots

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