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**Content Feed**

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'); ...

28 days ago | 0

| accepted

Trouble using readtable function

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

1 month ago | 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),...

1 month ago | 0

| accepted

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) ...

1 month ago | 0

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...

1 month ago | 1

| accepted

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...

1 month ago | 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...

1 month ago | 1

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...

1 month ago | 1

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...

1 month ago | 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...

1 month ago | 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

1 month ago | 0

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 months ago | 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=...

2 months ago | 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...

2 months ago | 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

2 months ago | 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

2 months ago | 0

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 months ago | 0

How can I run this code I don't know where is the fault?

As your output is a scalar value so you need to define it with Marker. and you are plotting only real values k1 = 2; k_1 = 1;...

2 months ago | 0

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read csv file with a lot of columns.

try this: A=readtable('rawdata.csv','ReadVariableName',false); B=table2array(A(:,1)); C=split(B,';'); output=C(:,2:125);

2 months ago | 0

I want to add a definite fixed intervals between my input data

try this: distance =[0 0 5 10 15 20]; C=cell(6,1); for i=1:length(distance)-1 C{i}= distance(i):1:distance(i+1); end o...

2 months ago | 0

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How to get the value corresponding to the data in an excel file

try this: A=readtable('katalog.xlsx','ReadVariableName',false); B=table2array(A(2:end,2:end)); D=str2double(string(B)); user...

2 months ago | 0

Having errors in a multivariable for loop.

try this: temp_int=24; temp_ext=10; U=5; hi=4; h=1:5; temp_diff=(U/hi)*(temp_int-temp_ext); x=0:0.1:2.5; X=repmat(x,size...

2 months ago | 1

Matlab is deleting first row of my table and setting it as table property VariableDescription

It should not work in that way.please try this A=readtable('filewithtable.csv','ReadVariableName',false);

2 months ago | 1

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If condition: "in each row of a matrix one element is zero and the other one is not zero"

try this A = [ 1 0 0 9 12 0 0 2 0 3]; if nnz(A)==size(A,1) disp('in each row one element is z...

2 months ago | 0

read multiple columns from an excel spreadsheet by using xlsread

I guess you can not export multiple ranges data in Matlab. Range must be of the form 'A1' (cell), 'A:B' (column-select), '1:5' ...

2 months ago | 0

How to change the input of the function

%define your variable and call your function T1 = 288.15; L = -0.0065; R = 287; PSL = 101325; g = 9.81; rhoSL = 1.225; [T...

2 months ago | 1

Create table columns with some entries blank (no quote symbols)

try this: str={'Y'}; col=[{'True'};{'True'};{'False'};{'True'};{'False'};{'True'}]; T=table(col); for i=1:size(col,1) if st...

2 months ago | 0

Reading a massive file but skipping several lines / rows at a fixed interval

try this loop: A=(1:9990)'; % making an array idx=2000; % taken value from 2000 count=(size(A,1)+10)/idx; first_index=A(1:...

2 months ago | 0

How to create a file and append a suffix?

% suppose you have a excel file with name "example" A=readtable('example.xlsx') % analyze what you want % save the file writ...

2 months ago | 0

Trying to change cells in a table

try this: Column1Names={'type_1';'type_2';'type_3';'type_4';'type_5'}; % making another table LastName = {'Sanchez';'Johnson'...

2 months ago | 0

| accepted