# Alexei M

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**Content Feed**

Question

structure is pointlessly nested within itself when I save it. How to unnest?

Maybe kind of a stupid question, but I had a structure saved to disk--let's call it data1.mat. My script would have a few lines ...

mer än 2 år ago | 2 answers | 0

### 2

answersQuestion

What exactly is this 3D object inside my axis and how to attach it to a colormap?

I have a figure that was generated by a collaborator, and it's a result of some kind of integration with COMSOL, a software for ...

mer än 2 år ago | 2 answers | 0

### 2

answersQuestion

How to copy colormap from an existing image

I have an image that came from an imaging software that already comes complete with its own color bar. Below is an example so yo...

mer än 2 år ago | 2 answers | 0

### 2

answersHow to plot 3D data as a 2D color plot (with axes representing parameter values)?

I figured it out. Using pcolor works like a charm. The pcolor function directly translates the intuitive relationship between...

mer än 3 år ago | 1

| accepted

Question

How to plot 3D data as a 2D color plot (with axes representing parameter values)?

Using the imagesc function I can get a figure that looks like this: However, the problem is the axes: the numbers simply list...

mer än 3 år ago | 2 answers | 0

### 2

answersQuestion

Vertical line refuses to plot after tweaking YLim slightly. Why??

I have working code that draws vertical lines on a plot. Here's the line of code to first create the initial plot: h = figure;...

ungefär 4 år ago | 1 answer | 0

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answerQuestion

How to structure/sort x,y,z data for surf, mesh, etc types of plots?

I'm confused conceptually about how and why my data needs to be organized to make a 3D surface plot, when I start with 3 vectors...

mer än 5 år ago | 2 answers | 0

### 2

answersQuestion

Is it necessary to clear variables before writing the same variable (updated contents) to workspace?

Kind of a silly question about a very fundamental thing. I forgot if Matlab _always_ completely overwrites a variable if I reass...

nästan 6 år ago | 0 answers | 0

### 0

answersBroken GUI: Why does the button callback code work if I copy/paste in debugger but errors in regular runtime?

Ahh I figured it out! Sorry to pollute cyberspace with possibly not very useful info, but the problem was that I was changing di...

nästan 6 år ago | 0

| accepted

Question

Broken GUI: Why does the button callback code work if I copy/paste in debugger but errors in regular runtime?

I've been building/coding a GUI (using GUIDE). At some point I "forked it". That is, my Sensor_Analysis.fig & .m files are now S...

nästan 6 år ago | 2 answers | 0

### 2

answersQuestion

Why does vpasolve fail when I try to use sind() in my equation to be solved numerically?

I want to get some numerical solutions for an equation that I have at various values of parameters. My expression to be solved i...

mer än 6 år ago | 2 answers | 0