Community Profile # Andy

### Bentley Motors Ltd

Last seen: Today Active since 2013

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Infinite Loop, Values not Updating
I don't have real values for n0 etc so I put some random numbers in and the resultant t(k) was generally small, much less than t...

fast 2 Jahre ago | 0

simple error but i dont know
You have set Vgs with linspace but then refer to vgs in the code. This is possibly creating both errors as the current is calcul...

fast 2 Jahre ago | 0

hey!! i am stuck here. i am new. help please.
You do not say why this is wrong, the code runs. Is there an issue with the number of nodes and the linspace. The question says ...

fast 2 Jahre ago | 0

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plot bar with two colors
figure(); hold on for i=1:length(A) if (Tr(i)<0) h=bar(Tr(i),EPR(i),'r'); else h=bar(Tr(i),EPR(i)...

fast 2 Jahre ago | 0

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Problem on bisection method in MATLAB
Valid starting points for a and b are the turning points of the function sin(x)-(x/10)=0. Determine the turning points then use ...

fast 2 Jahre ago | 0

How to change only one input if needed?
I do not know how complex you have to get with the answer but, rather than using input(....) a better way would be to use app de...

fast 2 Jahre ago | 0

Plotting multiple vertical lines with a for loop
SampleDepth is a matrix so cannot be used to generate the for loop. I think you meant to use the length of SampleDepth for i ...

fast 2 Jahre ago | 0

'While' function
If this is your complete code it could be that i and j are not set or changed anywhere.

fast 2 Jahre ago | 0

How can I convert latitudes in degree-minute format to decimal degrees?
latitudeDeg=floor(latitudes/100)+(rem(latitudes,100)*10/6)/100

fast 2 Jahre ago | 0

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Equating and plotting the ratio of two sets of data having unequal length.
In the simplest form, create variables for the two curves: data1 = [100 200 200.5 300 400;50 70 60 20 90]; data2 = [100.1 100....

fast 2 Jahre ago | 0

store for loop outcomes in matrix
y=1; for x=33:0.5:35 %Then I write codes for fitting a mathematical model to a graph using x values of 0 to x to obtain pa...

fast 2 Jahre ago | 0

How to scale a graph
Use this immediately after the plot command to specify how you want the axis to plot. ylim([-19 0])

mehr als 2 Jahre ago | 0

Error: Too many output arguments
Assuming that the information you want to return is dR_tow, change the first line of the function to function [dR_tow] = crn(to...

mehr als 2 Jahre ago | 1

creating 2 by 2 matrices having 3 entries same in all but 4th one different
Rather than using numbers as part of the variable name use a cell structure m{1} = [1 0; 0 f(x(1))] You can then easily use a ...

mehr als 2 Jahre ago | 0

How to pass data from a MatLab GUI to an .m file?
If you want an m file to ask for an input why not use inputdlg ? If you want the GUI to be the one that the user works with, ru...

mehr als 2 Jahre ago | 0

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Index in position 2 is invalid. Array indices must be positive integers or logical values.
If the 3 lines of code are all you are running, where is i set when you attempt to reference it in line 3?

etwa 3 Jahre ago | 0

change the iteration in for loop
I don't think the For loop is what you need. i =1; while i<11 % calculate c if isnan(c(i))==0 & c(i)<=0.009 ...

etwa 3 Jahre ago | 0

How to import randomly named files from a folder into different matrices
If I understand correctly, try filename=strcat('c:\Users\Oleg\Desktop\Nuevo cartella\',names(1,:)); matrix=fopen(filename); O...

etwa 3 Jahre ago | 0

how can I change level of sine wave ?
x=(sin(2*pi*f*t)*32)+32;

fast 4 Jahre ago | 0

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add values to my matrix each time i click on the button gui
Each time the code runs you are setting the matrix A to its start value, a 2 x 3 matrix, then adding row three. The answer will ...

etwa 4 Jahre ago | 0

finding the duration of a sequence of data
positive = (data>0); % Identifies when the head is to the right. pos_count = sum(positive); % gives you the number of...

etwa 5 Jahre ago | 0

How to save each iteration of a loop into the same sheet of an Excel spreadsheet?
xlFilename = 'c:\data\filename.xls'; xlRange = strcat('A',int2str(i)); xlswrite(xlFilename,yourdata,'YourXLSheetName',xl...

fast 7 Jahre ago | 2

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Read txt file into a matrix
Try this, auto-generated by using the Import Data tool and the Generate Script option in the drop down menu of "Import Selection...

mehr als 7 Jahre ago | 1

Alert sound for warning me the program run overtime?
Set up a timer at the start of the code i.e. alert=timer('TimerFcn','beep','StartDelay',200,'Name','Timer-1') At the s...

mehr als 7 Jahre ago | 0

Editing of Excel file with Matlab
look in the help for xlsread and xlswrite I have used these several times without problems.

mehr als 7 Jahre ago | 0

Importing csv file in matlab
dlmread is for numeric only files. In your file you have text in the first row. Have you tried readtable ?

mehr als 7 Jahre ago | 0

Hi every one is there any way how to subtradt two matrices of different dimension let say A=<424x544x3uint8> and B=<462x545x3 uint8> How can we perform subtraction like S=A-B. Thanks
How about expanding the two inputs to generate matrices with matching dimensions, assuming A(1,1) lines up with B(1,1) As...

fast 8 Jahre ago | 0