# Jakob B. Nielsen

**Statistics**

RANK**311**

of 275,884

REPUTATION**248**

CONTRIBUTIONS

**5** Questions

**104** Answers

ANSWER ACCEPTANCE **
20.0%
**

VOTES RECEIVED**24**

RANK

of 18,579

REPUTATION**N/A**

AVERAGE RATING**0.00**

CONTRIBUTIONS**0** Files

DOWNLOADS **0**

ALL TIME DOWNLOADS**0**

RANK

of 125,666

CONTRIBUTIONS

**0** Problems

**0** Solutions

SCORE**0**

NUMBER OF BADGES**0**

CONTRIBUTIONS**0 Posts**

CONTRIBUTIONS**0** Public Channels

AVERAGE RATING

CONTRIBUTIONS**0** Highlights

AVERAGE NO. OF LIKES

**Content Feed**

Two functions having the same name but one being capital?

Well, it would appear from the evidence that Matlab is not case sensitive... I can't save duplicates of my functions with lower/...

4 months ago | 1

Load variables into the workspace with app button

I think this one might answer your question too: https://se.mathworks.com/matlabcentral/answers/452275-how-do-i-access-and-int...

5 months ago | 0

| accepted

How to establish a range within a loop statement?

Sounds like you want to use a for loop, which executes for every specified value you put into the loop. The classic: for i=1:50...

12 months ago | 0

| accepted

Question

Identical SQL query produces different result on two PCs

Hey MathWorks Community! I have a Matlab script which I cant share in exact detail with you in detail due to confidentiality, ...

1 year ago | 0 answers | 0

### 0

answersProblem tracking a value to plot.

You have a problem with indexing. Every time you say V=Vnew, your V is simply replaced with a new overwritten value. You have an...

1 year ago | 0

| accepted

Finding the 95% fit on an exponential graph

There really should be a clever way to extract that info! I've looked at the cftool and I can't find an easy way. There is a rat...

2 years ago | 0

how to get unique value of datetime and sum all of the value ?

Hi Muhannad, You have made a good start, you have a list of all unique dates in your unqdate. One thing I would recommend is to...

2 years ago | 0

| accepted

How to insert a row and shift cells down in excel

I believe you can achieve this using Excel.Run('InsertRow'); you might have to have the relevant row selected before it works...

2 years ago | 0

how to run a code to several files in a folder?

You can manage this using for loops, provided that your datafiles are named in an incremental manner. Example, you have 10 files...

2 years ago | 0

| accepted

scatter plotting of string data

Check https://se.mathworks.com/help/matlab/matlab_prog/convert-table-variables-containing-strings-to-categorical.html

2 years ago | 0

| accepted

average value of group of cells in a matrix

You are on the right track! You do, indeed, want to use two for loops, because you are trying to perform operations in two dimen...

2 years ago | 0

| accepted

plotting data with a 1*1 struct

Just play around a little bit with how you call specific indices out of a structure, it will become easy once you get the hang o...

2 years ago | 0

Uninstall older releases of MATLAB

If you navigate to C:\Program Files\MATLAB You should see a folder for each version you have installed. I find my uninstall in ...

2 years ago | 2

| accepted

Colouring different regions on a graph.

Plot stepwise segments of your data? For example: data=1000*rand(1000,1); data=sort(data); x=1:1:1000; start=1; figure fo...

2 years ago | 0

| accepted

Question

sqlwrite object already exists

Greetings excellent people! (I am aware that a question already exists with roughly the same name, but it is several years old...

2 years ago | 0 answers | 0

### 0

answersQuestion

ActiveX interacting with dialogue boxes

Greetings, everyone! I routinely use activex to play around with excel files via matlab, but recently I've come across a bit o...

2 years ago | 0 answers | 0

### 0

answersFor loop for a function

You construct the for loop like this: for i=1:size(age,2) %by referencing your age array, you can change the age values and it ...

2 years ago | 0

| accepted

how to combine two plots in one figure

In your code, you input the initial x and v during every loop iteration - not the most recent x and v. That is why you just get ...

2 years ago | 0

| accepted

Question

Matlab compiler error during packaging - "no error"

Good day, fine community! I am experiencing a problem which has me kind of puzzled. I have created a GUI that I have succesful...

2 years ago | 2 answers | 0

### 2

answersHow can I create a listbox with the content of an structur/array?

You create the listbox inside a loop. That means every loop iteration, you make a listbox on your selected position with only th...

2 years ago | 0

How to do Weighted Historical Simulation?

I think you just need to move your parantheses in the function, to contain the entire logic statement. function [VaR,n_tau] ...

2 years ago | 0

Oscillations - Determining amplitude and frequency values

Take a look at the builtin fourier analysis which is just perfect for an application such as the one you describe.

3 years ago | 0

How to publishing script with function

Your question is a little vague, but if you mean what I think you mean - namely to compile a script but for the compiled version...

3 years ago | 0

plot values in the loop

do plot(k,d,'o-') instead, that will give you o's connected by lines.

3 years ago | 0

Setting position of Annotation on an axes component

Hi Jason, When you get the position of an axes, the first and second index are the start location of your axes in the x and y d...

3 years ago | 0

| accepted

Continue if file doesn't exist - pop_loadset

Use the exist or isfile functions. E.g. for i = sub for j = run if exist(['.../2_correctTriggers/',sprintf('p0%...

3 years ago | 1

| accepted

How do i create a variable as index for vector m for my code below.

Your issue is that if you make a for loop for 0.1 to 1000, and then use that same counter as an index, when you then type M(omeg...

3 years ago | 0

| accepted

Sum of signals and filter the sum and recuperate the inicial frequencies

Making the simulated signal is quite simple. First, make a vector t which covers the time domain you are interested in. Then, ge...

3 years ago | 1

| accepted