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

2年以上前 | 0

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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年以上前 | 0

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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年以上前 | 0

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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年以上前 | 1

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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年以上前 | 0

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質問

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年以上前 | 1 件の回答 | 0

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質問

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年以上前 | 2 件の回答 | 0

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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年以上前 | 0

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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年以上前 | 0

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質問

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年以上前 | 2 件の回答 | 0

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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年以上前 | 0

質問

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年以上前 | 4 件の回答 | 0

4

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質問

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年以上前 | 0 件の回答 | 0

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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'); ...

3年弱前 | 0

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

3年弱前 | 0

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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),...

3年弱前 | 0

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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) ...

3年弱前 | 0

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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...

3年弱前 | 2

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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...

3年弱前 | 0

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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...

3年弱前 | 1

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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...

3年弱前 | 1

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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...

3年弱前 | 0

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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...

3年弱前 | 0

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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

3年弱前 | 0

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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...

3年弱前 | 0

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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=...

3年弱前 | 0

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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...

3年弱前 | 0

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

3年弱前 | 2

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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

3年弱前 | 0

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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)...

3年弱前 | 0