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Antonio Ciociola


Last seen: 1年以上 前 |  2020 年からアクティブ

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Random Point from meshgrid
Hi everybody, I've a simple problem. I've to pick a certain number "N" of point from a meshgrid. The constraints of the proble...

2年以上 前 | 1 件の回答 | 0

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Plotting Square wave from pressure signal
This can be done transforming your signal into an arry of logic values: sig_bool = (signal>a & signal<=d);

3年以上 前 | 0

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How can I replace a value that comes after a specific string in a text file?
Use textscan: filename = 'nameofyourfile.txt'; fid = fopen(filename,'r'); [A] = textscan(fid,'%s %f') Then you can rewrite y...

3年以上 前 | 0

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Am I wrong? need help with a question
Your question might contain some error, I believe.. The correct formula should be: And the Volume can be calculated in this...

3年以上 前 | 0

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Need to conduct analysis across four .mat files at once - how do I load multiple .mat files?
The problem seems to be related to this instruction: s = [1 4]; But then you're loading the mat files in this way: s(i) = lo...

3年以上 前 | 0

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my code doesn't get into my If statement
The problem seems to be here: counter=sc-4; if counter>1 && counter<sc-4 If you set "counter" to "sc-4" the following cond...

3年以上 前 | 0

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Column Removal
Remove the nth column from input matrix A and return the resulting matrix in output B. So if A = [1 2 3; 4 5 6]; ...

3年以上 前

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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,...

3年以上 前

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

3年以上 前

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

3年以上 前

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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.

3年以上 前

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Add two numbers
Given a and b, return the sum a+b in c.

3年以上 前

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Why I cannot "set" what I got with "get"?
Try this: set(c,{'String'},zz); For more information take a look to "set" reference page: Set Help

3年以上 前 | 0

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How use filter from filter designer
y = filter(Hd,x); x is the signal that you want to filter.

3年以上 前 | 1

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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...

3年以上 前

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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 ...

3年以上 前

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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...

3年以上 前

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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:...

3年以上 前

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Problem with FFT amplitude plot
It's hard to understand the problem without data and code. The error that you get seems related to the amplitude of the spectr...

3年以上 前 | 0

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Issue with data imputation, (inserting date time value into an array of dates).
The error that you get it's caused by the horzcat function. Your datetime vector it's a row vector, therefore you have to use v...

3年以上 前 | 0

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how do i convert RGB image to HSV and then generate histogram of that hsv image?
Maybe this could help: https://www.mathworks.com/matlabcentral/answers/273563-how-to-draw-histogram-of-hsv-image

3年以上 前 | 0

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Sampling signal in Time domain
It seems that your data has been taken by sampling a sinusoid using a sampling frequency that is only two time the frequency of ...

3年以上 前 | 0

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Calculating daily average curve from weekly data
If i don't get wrong, it seems that you want to perform this operation: %% Mean along 10 columns g1m = mean(g1,2); %% Resha...

3年以上 前 | 0

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