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# Simon Allosserie

Last seen: 3 dagen ago Active since 2020

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Question

What is the difference between
When packaging an app in App Designer, I always get three output folders: The appplication found in for_redistribution must b...

17 dagen ago | 1 answer | 0

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Question

Categorical Bar Plot keeps old categories
I make a bar plot with categorical x-values as follows: define legend names (that will be the labels for each bar in the bar gr...

25 dagen ago | 1 answer | 0

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Solved

The Piggy Bank Problem
Given a cylindrical piggy bank with radius g and height y, return the bank's volume. [ g is first input argument.] Bonus though...

2 maanden ago

App Designer Edit Field precision
When you select the field, you can edit the ValueDisplayFormat code. Now it is apparently in some kind of scientific notation mo...

2 maanden ago | 0

Solved

Sum all integers from 1 to 2^n
Given the number x, y must be the summation of all integers from 1 to 2^x. For instance if x=2 then y must be 1+2+3+4=10.

2 maanden ago

Solved

Magic is simple (for beginners)
Determine for a magic square of order n, the magic sum m. For example m=15 for a magic square of order 3.

2 maanden ago

Solved

Make a random, non-repeating vector.
This is a basic MATLAB operation. It is for instructional purposes. --- If you want to get a random permutation of integer...

2 maanden ago

Solved

Roll the Dice!
*Description* Return two random integers between 1 and 6, inclusive, to simulate rolling 2 dice. *Example* [x1,x2] =...

2 maanden ago

Solved

Number of 1s in a binary string
Find the number of 1s in the given binary string. Example. If the input string is '1100101', the output is 4. If the input stri...

2 maanden ago

Solved

Return the first and last characters of a character array
Return the first and last character of a string, concatenated together. If there is only one character in the string, the functi...

2 maanden ago

Solved

Create times-tables
At one time or another, we all had to memorize boring times tables. 5 times 5 is 25. 5 times 6 is 30. 12 times 12 is way more th...

2 maanden ago

Solved

Getting the indices from a vector
This is a basic MATLAB operation. It is for instructional purposes. --- You may already know how to <http://www.mathworks....

2 maanden ago

Solved

Determine whether a vector is monotonically increasing
Return true if the elements of the input vector increase monotonically (i.e. each element is larger than the previous). Return f...

2 maanden ago

Solved

Check if number exists in vector
Return 1 if number _a_ exists in vector _b_ otherwise return 0. a = 3; b = [1,2,4]; Returns 0. a = 3; b = [1,...

2 maanden ago

Solved

Swap the first and last columns
Flip the outermost columns of matrix A, so that the first column becomes the last and the last column becomes the first. All oth...

2 maanden ago

Solved

Swap the input arguments
Write a two-input, two-output function that swaps its two input arguments. For example: [q,r] = swap(5,10) returns q = ...

2 maanden ago

Solved

Reverse the vector
Reverse the vector elements. Example: Input x = [1,2,3,4,5,6,7,8,9] Output y = [9,8,7,6,5,4,3,2,1]

2 maanden ago

Solved

Length of the hypotenuse
Given short sides of lengths a and b, calculate the length c of the hypotenuse of the right-angled triangle. <<https://i.imgu...

2 maanden ago

Solved

Generate a vector like 1,2,2,3,3,3,4,4,4,4
Generate a vector like 1,2,2,3,3,3,4,4,4,4 So if n = 3, then return [1 2 2 3 3 3] And if n = 5, then return [1 2 2...

2 maanden ago

Solved

Finding Perfect Squares
Given a vector of numbers, return true if one of the numbers is a square of one of the numbers. Otherwise return false. Example...

2 maanden ago

Solved

Maximum value in a matrix
Find the maximum value in the given matrix. For example, if A = [1 2 3; 4 7 8; 0 9 1]; then the answer is 9.

2 maanden ago

Solved

Return area of square
Side of square=input=a Area=output=b

2 maanden ago

Question

How to vectorize nested for loops
I am making a matrix B that represents a halve sphere in grayscale values. This means grayscale ~ height (so 0 = black = bottom ...

2 maanden ago | 1 answer | 0

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How to find percentage of white pixels in a binary image?
Hi You could simply use nnz(A), which gives the number of non-zero elements in the matrix A, and numel(A), which gives the to...

6 maanden ago | 0

| accepted

Converting coordinates (x,y) and radius (r) from pixels to mm using a calibrated camera intrinsic and extrinsic parameters
You can obtain the dpi of your image from the imfinfo structure dpi = imfinfo(filepath).XResolution %analogous for YResolution ...

9 maanden ago | 0

How to create a line from a curve in a log scale x-axis
If your question is how to plot a log scale, please use set(gca, 'XScale', 'log') %make X axis logarithmic

9 maanden ago | 0

I want to store text data on edit field when I press button on app designer Matlab
For your first question, create a Callback function for that button. I assume you have somewhere an input field where the desire...

9 maanden ago | 1

| accepted

Prime number sum from cell array
There are a few issues. I wouldn't change characters to NaN but rather to an empty cell. After your cellfun and filter1, myArr...

9 maanden ago | 1

| accepted