# Andy

### Bentley Motors Ltd

Followers: 0 Following: 0

**Statistics**

**MATLAB Answers**

**0** Questions

**33** Answers

RANK**1,598**

of 291,668

REPUTATION**40**

CONTRIBUTIONS

**0** Questions

**33** Answers

ANSWER ACCEPTANCE **
0.00%
**

VOTES RECEIVED**6**

RANK

of 19,818

REPUTATION**N/A**

AVERAGE RATING**0.00**

CONTRIBUTIONS**0** Files

DOWNLOADS **0**

ALL TIME DOWNLOADS**0**

RANK

of 146,478

CONTRIBUTIONS

**0** Problems

**0** Solutions

SCORE**0**

NUMBER OF BADGES**0**

CONTRIBUTIONS**0 Posts**

CONTRIBUTIONS**0** Public Channels

AVERAGE RATING

CONTRIBUTIONS**0** Highlights

AVERAGE NO. OF LIKES

**Feeds**

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...

3 years 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...

3 years ago | 0

How to replace every non-0 number with the number in that place added to another number - no loops

A(A~=0) = A(A~=0) + B

3 years 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 ...

3 years ago | 0

| accepted

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)...

3 years ago | 0

| accepted

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 ...

3 years 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...

3 years 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 ...

3 years ago | 0

'While' function

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

3 years ago | 0

How can I convert latitudes in degree-minute format to decimal degrees?

latitudeDeg=floor(latitudes/100)+(rem(latitudes,100)*10/6)/100

3 years ago | 0

| accepted

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....

3 years 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...

3 years 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])

4 years ago | 1

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...

4 years 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 ...

4 years 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...

4 years ago | 0

| accepted

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?

5 years 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 ...

5 years 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...

5 years ago | 0

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 ...

6 years 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...

7 years 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...

8 years ago | 2

| accepted

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...

9 years 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...

9 years ago | 0

Editing of Excel file with Matlab

look in the help for xlsread and xlswrite I have used these several times without problems.

9 years 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 ?

9 years 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...

9 years ago | 0

index out of bounds

I assume you have two variables which you are indexing to loop through the image i.e. for x = 1:50 for y = 1:50 ...

10 years ago | 0

index of out of bounds from txt

Hi Nicola, head=fscanf(fid,'%d',11) you are constantly changing the value of head, not incrementing it. Try: - fid=fo...

10 years ago | 0