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**Content Feed**

Question

Is there an efficient way to calculate hash for objects

Hey, I have objects ("Sequence") on which I need to do some heavy calculations, the result is another object of the same kind (...

1 year ago | 1 answer | 0

### 1

answerSubmitted

quiverInLogScale

Plots matlab quiver with log scaling while maintaining proper arrows directions.

3 years ago | 18 downloads |

Question

Can I make an automatic colorbar that ignores zeros?

Hey, I'm doing 2d scanning with matlab, I'm plotting the data using imagesc and I do it after every line scan. The initial v...

4 years ago | 1 answer | 0

### 1

answerQuestion

Setting proprties for multiple UIControl objects at once (or setting a default)

Hey, I'm creating a complex GUI that will have many similar objects (for example, text). I want all of them to have the same pr...

4 years ago | 1 answer | 0

### 1

answerQuestion

How to create a quiver plot with logarithmic scaled arrows

Hey, I have a vector field with a large dynamic range; therefore the only way to properly see it in a quiver plot is if the leng...

5 years ago | 2 answers | 2

### 2

answersQuestion

How to represent a 2D vector field in a way that will allow vectorial calculations (dot product)

Hello, I'm trying to calculate the magnetic field created by a point dipole at an XY plane at some distance, the formula is a...

6 years ago | 0 answers | 0

### 0

answersQuestion

Creating a matlab error with idents creates the wrong structure?!?

Hey, I'm trying to work according to <http://www.mathworks.com/help/matlab/ref/error.html this>, but something doesn't work r...

7 years ago | 0 answers | 0

### 0

answersQuestion

Weird warning when using loadlibrary - said it created a library and an object??

Hey, I'm trying to load a c++ dll file and I'm getting a weird warning, this is the code: shrlib = 'C:\Users\Public\PI\P...

7 years ago | 1 answer | 0

### 1

answerQuestion

what data type do i need to calllib with pointer argument char*

Hey there! I'm using a shared library and I'm tring to call this function from it (from h file): long PI_FUNC_DECL PI_Enum...

7 years ago | 1 answer | 0

### 1

answerPatch - how to choose colors

Ok, problem was basically the ; inside the vector definitions, should be: x=[xFit xFit]; y=[yPredict(:,1)' yPredict(:,2)...

7 years ago | 0

| accepted

Create a filling between cftool prediction bounds

So I've found the quick way to do it and I'll add it for reference, but it's simplify calling "area" with the x and y data, much...

7 years ago | 0

| accepted

Question

Patch - how to choose colors

Hey, I'm having trouble getting a hold on Patch. I have this code: xFit = logspace(4,8,1000); yPredict = predint(fit...

7 years ago | 1 answer | 0

### 1

answerQuestion

Create a filling between cftool prediction bounds

Hey there, Not sure if it's even possible in Matlab, but since it's possible in other programs I'll ask :) I have some dat...

7 years ago | 2 answers | 0

### 2

answersHow would I open multiple figures from one script.

Hey Giuseppe, Yes, you need to call figure() in between. You can just call it without parameters and it'll work, or you can ch...

7 years ago | 13

| accepted

Question

Saving a figure with a textbox

Hey, I've been trying to save a figure as a png, and it's working, but when I've added a textbox, it appears to save it witho...

7 years ago | 2 answers | 0

### 2

answersMake num2str in engineering format

Ok, I've actually came up with a better, simpler solution: format shortEng disp([' Cutoff frequency: ', strtrim(evalc('d...

7 years ago | 0

| accepted

Question

Make num2str in engineering format

Hey, I'm writing this code: disp(['Cutoff frequency: ',num2str(wcutoff,'%e')]); and this displays the frequency in an n...

7 years ago | 3 answers | 2

### 3

answersQuestion

How do I change axes limits for a semilogx plot

Hey, I'm trying to change the axes limit on a semi log plot, but it's failing, and googling didn't bring up anything :( Ba...

7 years ago | 1 answer | 0

### 1

answerQuestion

Is it possible to plot a curve fitting object in semi log scale

Hey, Long story short, I have a curve fitting session that I want to plot in semi log scale (x). I generated the code from t...

7 years ago | 1 answer | 0

### 1

answerQuestion

Restore data from curve fitting session

Hey There, I've analyzed a lot of data, fitted a bunch of stuff to it, then saved my curve fitting session. I haven't saved th...

7 years ago | 2 answers | 0