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Omer Yasin Birey


42 total contributions since 2018

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Question


Is there a way to extract the name of a field of a struct as string
Hi all, lets say I have this struct 'str50' and this struct consists of 3 fields and their names are V10, V100, V1000. I want to...

2 dagen ago | 1 answer | 0

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answer

Answered
How it works regionprops function?
Type, edit regionprops to the command window, so you can analyze what's going on inside.

2 dagen ago | 0

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How to read single value from csv file?
Hi Shritesh, I don't think that you can read strings with csvread. But you can use importdata for this values = importdata('Te...

6 dagen ago | 0

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How to save matlab coding output data in a file?
You can save them in matfiles https://www.mathworks.com/help/matlab/ref/matfile.html

9 dagen ago | 0

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4 Day temperature comparison, including current day
You can try to use the last minute of the current day, since it says starting date must be before than ending date todayDate = ...

12 dagen ago | 1

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Answered
explain computation of P2(1:L/2+1)
It takes one more element than half of it. Let's say your array is P2 = [1 2 5 6 7 8 9]; L = length(P2); P2(1:L/2+1) the ou...

12 dagen ago | 1

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inverse matrix from result question
Hi pablolama, you can use this for inverse of the each 2*2 matrix. In your code, you aren't storing the new J values. So, you wo...

13 dagen ago | 1

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how to get random value from normal distribution mean zero standard deviation 1
normrnd(0,1) or randn(5,1)% 5 is just an example it will create 5*1 matrix adjust the value

13 dagen ago | 0

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delete rows in a cell array
Lets say your cell array's variable name is 'a' a = a(all(cellfun(@(x)x~=0,a),2),:);

19 dagen ago | 0

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read cell array and split into one cell array of multiple rows
name{1,:} = {'A B C D E F G ...

19 dagen ago | 0

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Reshape an array into another
a = [1 2 3 4 5 6 7 8;... 9 10 11 12 13 14 15 16;... 17 18 19 20 21 22 23 24;... 25 26 27 28 2...

19 dagen ago | 0

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How to do a quick division between a column array and a matrix?
Hi Benson, try this % b = randi(25,25,1); % A = randi(25,25,5); [row,col] = find(abs(A(:,:))>0); dividCol = bsxfun(@rdivide,...

20 dagen ago | 0

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How do I convert a file name into a string
Filename = 'MyFile_12-25-2018.xls' name = strsplit(Filename, '_'); name = string(name{1,2});

20 dagen ago | 1

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Why my doesn't work well?
Since you are reading images(from somewhere) it takes uint8 type of variables and for uint8 you can have maximum 255, if you wan...

25 dagen ago | 0

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Finding an average of sample point in an array with irregular intervals
Hi Pavel, you may try this Av2 = cell(4,4); % I2 = rand(20,20,20); for i = 1:4 for j = 1:4 Av2{i,j}...

25 dagen ago | 0

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Replacing NaNs with zero in a matrix within a cell array.
% a = cell(13,1); % %initializing the values % for i = 1:length(a) % a{i} = nan(63,63); % end %removing the nans for k =...

27 dagen ago | 0

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How to set maximum and minimum limit of signal in MATLAB code.
Hi Usman, you can use one of the codes below. However, I recommend the first one, because no loop is necessary here. x1Max = 3...

ongeveer een maand ago | 0

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Question


I want to call the fifth column from a table
Hi all, I want to call the columns from a table dynamically cellCol ={'column_1' ,'column_2', 'column_3','column_4', 'column_5...

ongeveer een maand ago | 2 answers | 0

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I am getting an error as "Operands to the || and && operators must be convertible to logical scalar values. Error in xd (line 8) if (t>=t1)&&(t<t2)".
You cannot compare a vector t (which is 1x51 double) with a single value for an if statement, with the logical operators. Even i...

ongeveer een maand ago | 0

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Answered
Problem to read CSV file
csvread('torque.csv',77,2,[77 2 77 2])

ongeveer een maand ago | 0

Answered
imtranslate command matlab shows me a black image
It would be much better if you shared your image. Anyway, probably imtranslate doesn't return black image, the blackness comes f...

ongeveer een maand ago | 0

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Question


fprintf for 6 array in double type and 2 date vectors
Hi All, I want to use fprintf for 6 double arrays and 2 date vectors. The dates will be at the first and second column and dou...

ongeveer een maand ago | 1 answer | 0

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answer

Question


Reading Columns with dlmread
Hi all, I want to read third column of a csvfile. In the page of dlmread, it is quite confusing. I didn't understand how to ...

ongeveer een maand ago | 1 answer | 0

1

answer

Question


I want to write daily datum into xls file without overwriting
Hi All, I have a daily results of some events, which I update them every day and save the previous values as well. Here, I don't...

ongeveer een maand ago | 1 answer | 0

1

answer

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Update problems: unexpected end of file error message/Download image processing toolbox
I think you should give writing permission to its directory. Firstly, you have to find where your matlab is located, so write "m...

ongeveer een maand ago | 0

Answered
how to filling a matrix
Hi dahkli, try this result = eye(180); for i = 1:numel(result) temp = rand>(0.25*mod(i,3)); result(i) = te...

ongeveer 2 maanden ago | 0

Question


Reordering variables in a table array
Let's say I have the table below. I want to reorder them by their ages. I tried to use TSort.Age = sort(TSort.Age) but it do...

ongeveer 2 maanden ago | 1 answer | 0

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Word Count in a PDF file
Hi Ahmed, you can use extractFileText. You must choose a starter word and a finisher word, this word must be unique. Because, co...

ongeveer 2 maanden ago | 0

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Index exceeds array bounds and some other mistakes
I believe you meant third for loop's second and third line. Because, in second for loop I don't think these types of errors woul...

ongeveer 2 maanden ago | 0

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Answered
Plotting one cycle of a wave
I believe axis() would work. I wrote an example code with a signal which has cycles. x = 1:100; signal = (1-cos(2*pi*0.01*x)...

2 maanden ago | 0

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