Answered
delete some matrix values
A = [1 2 3 4 5 6 7 8 9]; B=A(A<7)

2 years ago | 0

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Answered
remove NaN from 1xn Matrix
A = [0 3 2 4 1 NaN 3 2 NaN 2 4 2 1 3 NaN 2 4 2]; B = A(~isnan(A)) Hint: https://www.mathworks.com/matlabcentral/answers/17914...

2 years ago | 0

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Answered
What Am I Missing? Newbie to MATLAB and not sure what to do.
Variable R is a row vector of 4 elements. But you defined indices up to 5. That's why you are getting an error. V=zeros(4,5); ...

2 years ago | 0

Answered
how to import data from csv and plot?
A=readtable('baseline.csv','VariableNamingRule','preserve'); xaxis=table2array(A(:,1)); datavalue=table2array(A(:,2)); C=cate...

2 years ago | 1

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Answered
matrix 1xn MatLab
a = [0 0 0 0 0 0 0 0 0 0]; b = [1 2 3]; a(1:length(b))=b; c=a

2 years ago | 0

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Question

What are these blocks in the model power_3phseriescomp?
I am trying to design a Simulink model on 3 phase grid system. I have found this model in Mathworks. But I am confused about som...

2 years ago | 1 answer | 0

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answer

Question

How to vectorize ?
according to my vectorization the output should be = [0 ; 1 ; 0 ; 1 ; 0; 1]. What am I missing ? a=[600 300 510 250 700 300]'; ...

2 years ago | 2 answers | 0

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Answered
How do I import multiple CSV files from a directory as tables in the workspace?
Try this: % Get a list of all files in the folder with the desired file name pattern. myFolder='\\msint82\redirect$\4136\Deskt...

2 years ago | 0

Answered
Matrix Reshaping 9x9 to 3x27
A=[8 1 4 7 9 1 2 4 9 6 1 2 7 1 4 8 1 5 5 5 8 5 ...

2 years ago | 0

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Question

How to use cumsum function?
not able to get the expected output. if col5<200 then, col5+25 and the result will be replaced in next row of col5 untill col...

2 years ago | 2 answers | 0

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Answered
How to subtract ?
At last got the solution !!!! a=load("allmat.mat"); allmat=a.allmat; for i=1:size(allmat,1) allmat(i,11)=allmat(i,6)-all...

2 years ago | 0

Question

How to subtract ?
Its just a simple subtraction function in excel. Even It seems very simple in matlab. Still hitting my brain, but .... A=[0 1 2...

2 years ago | 4 answers | 0

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Question

How to use Multiple MATLAB Licenses in the same Machine?
Current Machine Condition: Machine1(Desktop): installed only "MATLAB Parallel Server" tool (license no: for example 100001) M...

2 years ago | 0 answers | 0

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Answered
how to make a code that guess the color of the string variable stored ?
try this: mywords = "sulaman is here"; ht = text(0.8,0.8,mywords,'color','b'); A = input('whats my favourite color ? ','s'); ...

2 years ago | 0

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Answered
Trouble using readtable function
you need to specify the file with single quotation. TGWAS = readtable('AD_magma_genes.txt')

2 years ago | 0

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Answered
Convert matrix with 3 columns ([day month year]) into one string dd/mm/yyyy with each part taking value of one column
try this: A=[1 3 1981 28 3 1982 23 3 1983 9 5 1984 27 3 1985 15 2 1986 19 2 1987 16 4 1988 20 3 1989]; T=table(A(:,1),...

2 years ago | 0

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Answered
How to find the closest value to the average in an array?
Then average will be 4.14, which is closest to 4. actually average is 4. you can try this: a=[1,2,3,4,6,6]; average=mean(a) ...

2 years ago | 0

Answered
How to delete in a table a row which contains a specific word
try with this: A=readtable('andrea_file.csv','ReadVariableNames',false,'HeaderLines',3); B=table2cell(A); C=string(B) [row c...

2 years ago | 2

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Answered
How to Create/Modify for matrices or matrix
try this: K=5 matA=1:K; % matB=[matA matA matA matA matA] % matB=[1 2 3 4 5 1 2 3 4 5 1 2 3 4 5 1 2 3 4 5 1 2 3 4 5] matB=r...

2 years ago | 0

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Answered
Getting the entry value (i,j) for the minimum value of reach row of a matrix
may be you are looking for this: A=[11 13 15 12 14 16 32 18 21]; mincol=min(A) % min value of eac...

2 years ago | 1

Answered
How to delete in a table a row which contains a specific word
as you did not attach your file, i have attached my own created data A=readtable('myfile.xlsx','ReadVariableNames',false); B=t...

2 years ago | 1

Answered
I have a cell array 1x7 and every matrix contains 5844x4double and they're all same size. Now i need to extract data from each cell array and each matrixe(5844x4double ) and t
how can I attached the mat data? just right click on the mat file > save as > put any name. here I have tried to make a cell a...

2 years ago | 0

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Answered
Assigning Null / Multi-Dimensional Matrix
vectorized solution is the most efficient and simple. But, still if you need for loop, try this x=1:5; A = repmat(x,4,1); fo...

2 years ago | 0

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Answered
changing similar numbers in a raw
try this: X=[1 2 2 2 3 2 4 2 2 2]; a=X(X==2); b=randperm(length(a)); a=b; X(X==2)=0; X(X==0)=a

2 years ago | 0

Answered
how to plot the curve in matlab
A=[57 78.2 165.1 87 67.06 101.8 107 64.66 88.7 257 61.43 63.58 507 61.45 61.47 1007 60.51 60.91]; x=A(:,1); Y1=A(:,2...

2 years ago | 0

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Answered
Index exceeds the number of array error
var = randi(100,20,20); [val,idx] = max(var(:)) [x, y] = find(var == val) idx2=2; x0 = x(idx2) y0 = y(idx2) here your idx=...

2 years ago | 0

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Answered
exporting a .mat file to csv/ xls
you have to extract your data from the struct. here i am giving an example. i have attached a struct structvalue=load('data2.ma...

2 years ago | 0

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Answered
How to name the sheet in excel using MATLAB
try this: writetable(T,'test.xlsx','FileType','spreadsheet','Sheet','a') % T is your output variable

2 years ago | 2

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Answered
How can we find the block name in simulink. actually i have one block but i dont know that block name how can i find from simulink library
Double click on that block. you can find the name on Block Parameters pop up window

2 years ago | 0

Answered
multiplying matrix by a vector on an element by element basis using for loops
try this: A = [1 12 22 10 18; 20 8 13 2 25; 6 19 3 23 14; 4 24 17 15 7; 11 21 16 5 9]; B = [9 7 11 4 23]; for i = 1:size(A,1)...

2 years ago | 0