Answered
Changing 'precision' through startup ?
When you open the dlmwrite function, you will find that the standard value for precn is always 5 (variable precn in subfunction ...

11 years ago | 0

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Answered
input variable stored in matrice
e.g. planets={'Earth','Moon','Mars'}; g=[9.81 1.62 3.71]; user_planet=inputdlg('Planet name: '); planet_ID=strmatc...

11 years ago | 0

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How to Find Range of Values Between Point A and B
Not sure if I understand your question: Do you have all t and y data available and want to get only the y data between two t val...

11 years ago | 0

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Simultaneously Merging and Editing multiple text files
This will merge all text files (no matter what the content is) and add the file number. files=dir('part*.txt'); fileout...

11 years ago | 0

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imwrite saving image file without extension even after specifying the extension.
The file extension will not be added if you already provide a file extension in the filename. As you have dots (.) in your filen...

11 years ago | 0

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Answered
programming on random number
The code does indeed need infinite time, because the sum of 30 numbers around 0.36 will be around 10.8 (not 3.6). If you change ...

11 years ago | 0

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How do I access files not added to my matlab path?
You know the path of the file, as you can use the dir function. Just add the path and you can open the file. >> path='C:\U...

11 years ago | 1

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Answered
What is the syntax to access a particular member in an array?
Actually, I sometimes also don't want to assign some intermediate result to an extra variable. Tucker McClure has included a fun...

11 years ago | 0

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detecting computer ID from matlab
I think that's what you're looking for: http://www.mathworks.com/matlabcentral/fileexchange/16450-get-computer-name-hostname

11 years ago | 0

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How do I compare similar string?
With intersect, you will find the matching one string*: >> sstr1=strsplit(str1,' '); >> sstr2=strsplit(str2,' '); >>...

11 years ago | 0

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Can you please help me how to write this?
From your three examples I see that the first two columns of amtab are: >> c1=fix((0:numel(sat)-1)/(size(sat,1)))'+1; >...

11 years ago | 1

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Answered
Script help: Import several .txt files into a single data matrix
First, you need to get the file names: files=dir('*_meants.txt'); If necessary, you order them by [~,ind]=sort({fi...

11 years ago | 0

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stupid question / pass Variables in a GUI
Do you necessarily need to create x in the GetData_Callback? Why not just in the UseData_Callback? If you really need it this ...

11 years ago | 0

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Answered
Dynamically rename existing structure arrays
It's not necessary to rename your variables. I suppose you want a matrix with all the structure, right? Then, the following shou...

11 years ago | 0

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Can you please help me how to write this?
Your question is very difficult to understand as you give 0 details. So I'm just guessing you have some function which gives you...

11 years ago | 0

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Issues exiting from a while loop when the figure is closed
My suggestion is to not use the figure handle but the axes handle instead (they get a new number each time): h=axes; wh...

11 years ago | 1

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Answered
I have to detect the Startrow and endrow from a file automatically from a .txt file...
Both codes suggested simply read in the numbers in the file. Replace the 'file.txt' resp. 'test.txt' by your file name and copy ...

11 years ago | 0

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send function to a function
Could you please tell us where the error occurs and what the error message says? Also, it looks as if the first line of the func...

11 years ago | 0

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How can I print variables within a function?
Dear Andrew, you shouldn't name your variables this way. Better use the index as what it is: an index. for i = 1:numbe...

11 years ago | 0

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Answered
I have to detect the Startrow and endrow from a file automatically from a .txt file...
Uh, what happened? Since your last edit, the file content is no more readable. Please reset it to code formatting. Anyway, y...

11 years ago | 0

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How do I use sprintf to create a matrix of string and number arrays?
In such cases, I use >> v=[a;num2cell(b)] v = 'abea' 'b' 'c' [ 1] [2] [3] >>...

11 years ago | 1

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using histogram in a loop with hold on and off
I see I forgot to post also the line where minv,maxv is created: minv=min(matrix2(:));maxv=max(matrix2(:)); What happen...

11 years ago | 0

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how to plot a specific column of a matrix
That looks as if your data is not sorted. Either you don't plot the lines plot(...,'.') or you sort beforehand: [...

11 years ago | 0

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using histogram in a loop with hold on and off
I try to understand and to explain. Let's take a matrix, maybe the peaks-matrix (49x49 by default) and reshape it: matri...

11 years ago | 0

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newton-raphson for 12 equations
fsolve provides Trust-Region-dogleg (default), Trust-Region-reflective, and Levenberg-Marquardt. I think there's no built-in New...

11 years ago | 0

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gettting Data from file
Do you want to get a whole line or a whole column? Column: >> fid=fopen('test.txt'); >> A=textscan(fid,'%d %d %d %f...

11 years ago | 0

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Answered
newton-raphson for 12 equations
To solve this set of equations, I'd use the optimization toolbox function fsolve. Define your set of equations in a function (fo...

11 years ago | 0

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Answered
gettting Data from file
I think fileread is not the best option in this case. If you want to read the entire file, either use importdata or dlmread. If ...

11 years ago | 0

Solved

Tell me the slope
Tell me the slope, given a vector with horizontal run first and vertical rise next. Example input: x = [10 2];

11 years ago

Solved

Counting Money
Add the numbers given in the cell array of strings. The strings represent amounts of money using this notation: $99,999.99. E...

11 years ago