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Channel: HG2 – Undocumented Matlab
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Undocumented plot marker types

I wanted to take a break from my miniseries on the Matlab toolstrip to describe a nice little undocumented aspect of plot line markers. Plot line marker types have remained essentially unchanged in...

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Auto-scale image colors

I deal extensively in image processing in one of my consulting projects. The images are such that most of the interesting features are found in the central portion of the image. However, the margins of...

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Customizing axes tick labels

In last week’s post, I discussed various ways to customize bar/histogram plots, including customization of the tick labels. While some of the customizations that I discussed indeed rely on undocumented...

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Customizing histogram plots

Earlier today, I was given the task of displaying a histogram plot of a list of values. In today’s post, I will walk through a few customizations that can be done to bar plots and histograms in order...

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Customizing contour plots part 2

A few weeks ago a user posted a question on Matlab’s Answers forum, asking whether it is possible to display contour labels in the same color as their corresponding contour lines. In today’s post I’ll...

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Undocumented plot marker types

I wanted to take a break from my miniseries on the Matlab toolstrip to describe a nice little undocumented aspect of plot line markers. Plot line marker types have remained essentially unchanged in...

View Article

Image may be NSFW.
Clik here to view.

Auto-scale image colors

I deal extensively in image processing in one of my consulting projects. The images are such that most of the interesting features are found in the central portion of the image. However, the margins of...

View Article

Image may be NSFW.
Clik here to view.

Customizing axes tick labels

In last week’s post, I discussed various ways to customize bar/histogram plots, including customization of the tick labels. While some of the customizations that I discussed indeed rely on undocumented...

View Article


Image may be NSFW.
Clik here to view.

Customizing histogram plots

Earlier today, I was given the task of displaying a histogram plot of a list of values. In today’s post, I will walk through a few customizations that can be done to bar plots and histograms in order...

View Article


Image may be NSFW.
Clik here to view.

Customizing contour plots part 2

A few weeks ago a user posted a question on Matlab’s Answers forum, asking whether it is possible to display contour labels in the same color as their corresponding contour lines. In today’s post I’ll...

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Customizing axes part 5 – origin crossover and labels

When HG2 graphics was finally released in R2014b, I posted a series of articles about various undocumented ways by which we can customize Matlab’s new graphic axes: rulers (axles), baseline, box-frame,...

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Customizing contour plots part 2

A few months ago I discussed various undocumented manners by which we can customize Matlab contour plots. A short while ago I receive an email from a blog reader (thanks Frank!) alerting me to another...

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Customizing contour plots

One of my clients asked me last week whether it is possible to access and customize individual contour lines and labels in HG2 (Matlab’s new graphics system, R2014+). Today’s post will discuss how this...

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Adding dynamic properties to graphic handles

A client recently asked me to extend one of Matlab’s built-in graphic containers (uiflowcontainer in this specific case) with automatic scrollbars that would enable the container to act as a...

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Persisting transparent colors in HG2

Several months ago, I showed how we can set semi- and fully-transparent colors in HG2 (Matlab’s new graphics engine, starting in R2014b) for multiple graphic objects, including plot lines, plot...

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Undocumented HG2 graphics events

R2014b brought a refreshing new graphics engine and appearance, internally called HG2 (the official marketing name is long and impossible to remember, and certainly not as catchy). I’ve already posted...

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copyobj behavior change in HG2

As a followup to last-week’s post on class-object and generic data copies, I would like to welcome back guest blogger Robert Cumming, who developed a commercial Matlab GUI framework. Today, Robert will...

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Undocumented view transformation matrix

Everyone knows Matlab’s view function, right? You know, the function that can set a 3D plot to the proper orientation angles and/or return the current plot’s azimuth/elevation angles. I’ve used it...

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Plot legend title

This blog post was supposed to be a piece of cake: The problem description was that we wish to display a text title next to the legend box in plot axes. Sounds simple enough. After all, in HG1 (R2014a...

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Transparent legend

I’ve been working lately on Matlab program for a client, which attempts to mimic the appearance and behavior of MetaTrader charts, which are extensively used by traders to visualize financial...

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