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Sachin Patil


Last seen: 2 years ago |  Active since 2016

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How to access Data Memory block in state flow? Please explain with example?
Can we store a huge array in the data memory block and how to access those array elements please show a demo example

7 years ago | 0 answers | 0

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answers

Question


As shown in following code. inp contains 10*4 matrix. I am processing each row but i am getting processed output for the first row and for remaining row I am getting NaN value. why I am getting like that? where is the error?
% I am using this code in simulink model, where Input matrix(10*4) will change for every 1/60 seconds. %code function op ...

7 years ago | 2 answers | 0

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Question


I am running for loop for 10 times, each time I am getting op as a matrix of size 1*4. I want to store each op so that i will get 10 * 4 matrix?
I am doing in simulink. my for loop output is S function output. how to do that? please help?

7 years ago | 1 answer | 0

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Question


I have a text/xlsx file that contains 20*4 array. I want to read 1st row element first and store that row in say x, process it and then read 2nd row and store in same variable x. Is there any commands for that? please help?
1.143958061720106 14.304389811272157 -0.395295879059261 19.927165553225255 1.143958061720106 14.304389811272157 -0.3952958...

7 years ago | 1 answer | 0

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answer

Question


I have a text file that contains 4*10 array. I want to read 1st column element first and store that column in say x, process it and then read 2nd column and store in same variable x. Is there any commands for that? please help?
-1.9360 20.7501 -1.3800 0.2735 -1.9360 20.7501 -1.3800 0.2735 20.7501 -1.3800 -2.5797 27.6486 -1....

7 years ago | 2 answers | 0

2

answers

Answered
Change for-loop iteration inside the loop.
Please see this code i = 1; for j = 1:500 pause(0.1) display(i) i = i + 1; if i == 40 i = 300;...

7 years ago | 0

Question


I want to plot the data as shown. but it is giving error as : Error using plot Conversion to double from cell is not possible.
fid = fopen('C:\Users\1319146\Downloads\data.txt'); textLine = fgets(fid); % Read first line. lineCounter = 1; wh...

7 years ago | 1 answer | 0

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Question


I have a matrix 20X1. I want to read all the elements of c2 and put the condition as if element of c2 is greater that zero and less than 70 then display that element else return. how should I do?
c2 = [ 1.3589] [ 7.9773] [28.2728] [28.2728] [ 0.8705] [ 7.4681] [28.2728] [37.0303]...

7 years ago | 1 answer | 0

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Question


I have data as shown, and I am using if statement but it is giving error as, Undefined function 'lt' for input arguments of type 'cell', please help?
ca = [ 1.3589] [ 7.9773] [28.2728] [28.2728] [ 0] [ 0] [ 0] [ 0] ...

7 years ago | 1 answer | 0

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Question


I am getting error in the expression: X(j) = F*X(j-1) + w; as, In an assignment A(I) = B, the number of elements in B and I must be the same, please help?
X = zeros(4,1); w = randn(4,1); F = [ 1 0 1 0 ; 0 1 0 1 ; 0 0 1 0 ; 0 0 0 1 ]; for j=2:11; X...

7 years ago | 1 answer | 0

1

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Question


I have a matrix of size 10*4, I want to read the matrix and after that want to read only second column, so can I get output like that??
Because for specific condition I need only second column values. Please help.

7 years ago | 1 answer | 0

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