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every second label is showed in corr.matrix only, why?

You set the labels, but not the ticks themselves. Try something like this: set(gca, 'XTick',1:19); set(gca,'XTickLabel'...

mer än 11 år ago | 0

Question

Setting the figure "Tag" property for a waitbar

Hi folks, Hoping one of you has an easy solution for me. Skipping over the non-relevant details, Im trying to add a tag to a ...

mer än 11 år ago | 1 answer | 1

### 1

answerhow to read the Sheet name present in any Excel file ?

"xlsfinfo" will get you a list of sheet names.

mer än 11 år ago | 6

| accepted

a question regarding the format of dates

If I were in your situation, I would try and do the formatting in Excel first and get all dates uniform before importing into MA...

mer än 11 år ago | 0

Why I got complex answer while I know it should be real????

My guess, and this may be a long shot, is that somewhere along the way you took the sqrt of -1.

mer än 11 år ago | 0

| accepted

limited number of Assets in a universe, with constraints.

As stated, that's a very difficult problem. There are roughly 9e93 different ways to select a subset of 50 assets from a univers...

mer än 11 år ago | 0

Make dataset arrays part of base MATLAB?

I agree 100% and have advocated for this since they were first released in 2007-2008(?) The difference between dataset object...

mer än 11 år ago | 1

| accepted

For stand-alone exe, how do I include a folder of files and know how to access them.

When you concatenate strings using "[...]" the way you wrote above you are missing the "\" between the file name and path (on Wi...

mer än 11 år ago | 0

Xtick in timeseries Plot

This may not be the cleanest solution, but it should work well enough, or give you some ideas at least. 1) Draw your graph ...

mer än 11 år ago | 0

| accepted

How to fit histogram data with normfit using signed X-axis ?

You should be calling normfit on the raw data vector itself, not your pdf approx: [mu , sigma, blah...] = normfit(Vx)

mer än 11 år ago | 1

How send Matlab (.mat file) output to a webpage

Last I checked (2 years ago), you can compile a call to the Neural Network Toolbox "sim" function. You cant compile any type of ...

mer än 11 år ago | 0

image/imagesc scaling colors to a specific range

Ok - I think I have an answer to my own question. This seems to be doing the trick: c1 = 2*rand(5,5); c2 = 2*rand(5,5...

mer än 11 år ago | 3

| accepted

Question

image/imagesc scaling colors to a specific range

Hi folks, Im hoping some of you image processing gurus know how to do this with little effort. I have 2 matrices with simi...

mer än 11 år ago | 2 answers | 0

### 2

answers""variable name" was previously used as a variable" error message

The problem is in your call to "quadl", you dont need the "@" sign. NC is a function handle, not a function, so you dont need th...

mer än 11 år ago | 1

Creating a subset of a dataset array based on values in one of the variables

Similar to per isakson's suggestion, but with proper indexing on the "Hospital" column: >> subset = your_ds_array( strcmp( ...

mer än 11 år ago | 1

| accepted

How to graphing a 3D surface when the X,Y,Z are known

I typically use 3 2-dimensional matrices - one for each coordinate (t,T,Y) - each position corresponds to a combination of a t a...

mer än 11 år ago | 0

Matlab publish command use cases

I use it every afternoon to update research reports based on new data that are referenced by my colleagues. I publish to html an...

mer än 11 år ago | 1

Imported Excel strings are not functioning correctly in matlab 2012b

Just a guess, but "names" is probably a cell array, so names(1,1) and names(1,2) are 1x1 cell arrays. You need to get access to ...

mer än 11 år ago | 0

Dynamic ranges using xlswrite

You can do this by dynamically creating the character string that you send to xlswrite to specify xl range. Something like th...

mer än 11 år ago | 4

| accepted

How to use the value of a variable as a variable?

You could use a structure and define fields indirectly using the current value of "A": >> A = 'BC' A = BC ...

mer än 11 år ago | 1

| accepted

How to run multiple instances of MCR

I built something in the past as a test that was able to do this - if I recall it wasnt too difficult (and Im not very proficien...

nästan 12 år ago | 0

Combine rand function with exponential cdf

Search in the Statistics Toolbox Documentation for "Inversion Methods"(You can look online if you dont have access to the Toolbo...

nästan 12 år ago | 0

Replace NaNs with previous values

I do this all the time, my code uses for loops, but I dont see anything wrong with for loops. Im sure there are more elegent sol...

nästan 12 år ago | 0

Could someone help me import data from a .csv file?

If you have the Statistics Toolbox,try: ds = dataset('File','summary.csv','Delimiter',','); The fact that you have mixe...

nästan 12 år ago | 0

| accepted

Why doesn't this program work?

The only row vector vs. column vector issues I see here (I ran the code) is between "rpm" and "count". rpm is defined to be a...

nästan 12 år ago | 0

Where can I find code that is written to plot functions better than the built-in MATLAB plotting functions?

Ive been creating alot of ppt presentations lately with snapshots of figures from MATLAB. To facilitate this, I created a short ...

nästan 12 år ago | 0

Pointer to MATLAB function?

Do a search in the docs on function handles. They should do the trick.

nästan 12 år ago | 0

Trouble w/ MLGetVar and MLGetMatrix using Dataset arrays

I highly doubt that MlGetVar/Matrix support dataset arrays which are in the Statistics Toolbox. It would be nice if they did, ev...

nästan 12 år ago | 0

| accepted

How do I let users read files (new data) into deployed compiled code?

Let them browse for it with some sort of UI. You can use functions like "uigetfile" to get the file name and path.

ungefär 12 år ago | 0

| accepted