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# Johannes Hougaard

### Novo Nordisk A/S

53 total contributions since 2020

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Basic calculator not working in app designer.
I think that as the error message states the .Value field of the EditField must be a string rather than a number. This could pr...

23 días ago | 0

| accepted

how to plot a function
Another way to do it would be using the fplot by which you don't need a for loop and to define the number of points in your x-ax...

24 días ago | 0

How can I make a sentence in Alphabetical order
I think a minor modification of your function like this function[output] = sentenceSort(x) %%%The input x is a string array o...

alrededor de 1 mes ago | 0

| accepted

I have to generate an array of 10x1 in an ascending order. With a condition that the two consecutive elements should have a difference between 1 to 8
This is not a super elegant solution but I think it'll do the trick for you numbers = zeros(10,1); numbers(1) = randi(8,1); %I...

6 meses ago | 0

Switch-case function problem
If you wish to solve the problem using a switch/case sentence you should omit the == as that is assumed for the case. Furthermor...

7 meses ago | 1

Question

Reading settings for an app from text file
I have designed an app for which I need to store some settings in a text file as shown in the attached example_file.ini. In my ...

7 meses ago | 1 answer | 0

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Linear Interpolation to eleminate zero values
I'm not sure I fully understand your issue, but this may be a solution (or something to point you in the direction) y = [1 2 1 ...

8 meses ago | 0

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How to obtain moving average smoothing of daily time series?
I think the function you need is filter - but that requires a numeric input (for which I would use the datenum function) timese...

8 meses ago | 1

Linear regression on training set
the five t values that will correspond to the randomly chosen values are used by using the idx vector similarly to what you do f...

8 meses ago | 1

recursive function to check a Palindrome
There is no need to make it recursive or to look for multiple numel's function out = palindrom(x) x = upper(char(varargin{...

8 meses ago | 0

Easy and fast way to export into excel file from loop
You should concatenate your E variable before writing the excelfile as xlswrite creates a file rather than edits a file. As an a...

8 meses ago | 0

| accepted

You can read it using fid = fopen('vw9.out','r'); fcon = textscan(fid,'%s'); but if all you want to do is to import the matri...

8 meses ago | 0

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Plotting the 4th value from a data
Hi Abdul I certainly think so. I've define a data vector that's sinus of numbers from -10 to 10 in 111 steps - but use your own...

9 meses ago | 0

Adding a Title to imwrite Command
You have to add the title to your figure before using imwrite. If it is indeed images (.jpg, .tiff etc) that constitutes your p...

9 meses ago | 0

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find the sum by function
function total = grade_eyad(v) [~,idx] = min(v); %finding the position of the minimum value (3 in the given example) v...

10 meses ago | 0

need help find the sum of the vector by the function
Under the assumption that only one instance of the minimum grade should be replaced, and that the minimum grade should be includ...

10 meses ago | 0

Standard deviation error bars not in the centre of the bar
You're just missing the y input for your errorbar. I belileve your problem will be solved by just replacing eb = errorbar(avera...

10 meses ago | 0

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How to plot three functions in three separate figures and simultaneously in one figure but in three different windows of the same figure?
Look in the documentation for the function subplot figure; subplot(3, 1, 1); plot(z,A); subplot(3, 1, 2); plot(z,B); subpl...

10 meses ago | 0

| accepted

How can my outputs be assigned to each image that is being processed
I would assign the outputs either to a multidimensional struct: output = repmat(struct("RGB",[],... "grayimage",[],... ...

11 meses ago | 0

Text orientation right to left
I'm not fully sure if this adresses your problem - but this does something along the lines of orienting the text right to left. ...

11 meses ago | 0

Question

Use string or character arrays in code?
I am writing a few functions and scripts performing operations on files and content from files. Often I use sprintf, uigetfile ...

11 meses ago | 2 answers | 1

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Solved

Matlab Basics - Convert a row vector to a column vector
Write a script to convert a row (e.g. x = [1 2 3]) to a column (e.g. y = [1;2;3]), your script should be able to do this for any...

12 meses ago

Solved

Find the sum of all the numbers of the input vector
Find the sum of all the numbers of the input vector x. Examples: Input x = [1 2 3 5] Output y is 11 Input x ...

12 meses ago

Solved

Remove any row in which a NaN appears
Given the matrix A, return B in which all the rows that have one or more <http://www.mathworks.com/help/techdoc/ref/nan.html NaN...

12 meses ago

Solved

find the surface area of a cube
given cube side length x, find the surface area of the cube, set it equal to y

12 meses ago

Solved

Is the input divisible by 3?
Return true if the input is divisible by 3 and false if not.

12 meses ago

Solved

Binary numbers
Given a positive, scalar integer n, create a (2^n)-by-n double-precision matrix containing the binary numbers from 0 through 2^n...

12 meses ago

Solved

Make the vector [1 2 3 4 5 6 7 8 9 10]
In MATLAB, you create a vector by enclosing the elements in square brackets like so: x = [1 2 3 4] Commas are optional, s...

12 meses ago

Solved

Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

12 meses ago