hi,
i'm writing a matlab program to stream in live data from an external instrument, record it, plot it and send it of as an input for further processing. i'm using infinte looping in my pro...
hi,
i'm writing a program in MATLAB that captures data from the different sensors of an external instrument through the serial port of p.c and then scans the data and then records and displa...
I can't read the date from excel file on Matlab but other numeric data on the excel i'm able to read it.
Hi,
I am trying to execute the command similar to the one below. "program.bat" is a batch file that launches the .exe program. After it executes and the .exe program runs, I would like Ma...
Hello everyone:
I have another question about FFT resize image.
I have an image and calculate its FFT, question is if I enlarge or reduce images size, how can I get its new FFT base on prev...
Hi,
I never used Matlab before and I just installed it yesterday.
I am trying to read this binary file.
The beginning part of the file contains patient's information like names..etc.
Tha...
Dear Expert
i found a free source code in matlab for face detection
u can download it from
http://www.mathworks.com/matlabcentral/fileexchange/loadFile.do?objectId=11073&objectType=File
...
I am trying Matlab for essentially the first time and am trying to calculate the gradient of a function. I am getting this error:
??? Error using ==> zeros
Trailing string input must be a va...
Hi,
I'm trying to follow this guide http://www.mathworks.com/support/solutions/data/1-X1PFC.html to generate a DLL so that I can access it from a C# application I have written.
When I tr...
Hi,
I have a matlab file that generates several figures. I would like to save all these figures in one pdf-file with one figure on each page. Is this possible?
I am attempting to read in a Binary file using MATLAB. I know what the first few values should be, but they are not reading correctly. For example, the first value is a 32 bit integer. I kn...
Why do we need the period before the ^ operator but not in other? IF the function is x^2- x*sin(x), do we need the period before the * in x*sin(x);
I'm in need of the answer, asap!
Thank ...
Hi,
I am trying to run the following command in Matlab to get Windows Command Prompt to run an executable followed by 3 argument variables.
Running it as
dos(Batch_Variable Arg1_Variab...
Hi,I am doing some kind of data clustering,I use C# to get necessary data from my database,i.e matrix that represents my data.
Rows of that matrix represent words and columns represent docume...
Hi,
I have a m-file from MatLab that I compiled into a dll. I then created a C# library class to call the MatLab dll. One of the parameters that the MatLab-created dll takes is a Bitmap ima...
Hi,
How can I use matlab to rearrange my matrix?
my matrix is like
1
2
3
4
5
6
I would like rearrange it to 2 lines like
1 2
3 4
5 6
please help me about this. thanks
I have the error when trying run this program:
??? Error using ==> plot
Conversion to double from inline is not possible.
Error in ==> euler1 at 11
plot(t,y1,'or')
Please explain for ...
Hi all, I am new to mathlab. Please warn me if I miss some information for the question.
I see a command window in matlab 7.1.
How can I plot below signal y[n]?
http://s69.photobucket.com/...
how to have two strings concatenation in matlab ?
suppose I have
str1 = 'hello';
str2 = 'world';
how can I get str3 = 'hello world' ?
I have a path to a directory in a matlab variable
how can I use the save command to specify that variable as the path and append a filename to the path?
to give you an idea:
pathToFile ...
Given these two lines of code:
>> x = sym('x')
>> expand((x-2)*(x-4))
I will get this back:
>>x^2-6*x+8
Is there an easy way to extract the coefficients of a symbolic polynomial? Tra...
This is driving me insane:
I need to use the linprog function in MATLAB using the Simplex method. I use optimset to set LargeScale to 'off' and Simplex to 'on'. Then when I type the follo...
Hi experts:
Can anyone let me know whether Matlab is capable of doing all that a stored procedure can do?
I have an Excel application that uses VBA to invoke a stored procedure. The stor...
I have a table called 'capital' in mysql. I am subtracting 10 from a field called 'pendingCapitalAvailable'. To accomplish this, I am considering using a called procedure that I will call fr...
Hello!
I am loading data from a text file into matlab with
load CounterData.
I can plot this data with
plot(CounterData)
I can save the data with
save CounterData@20-04-07
but I cannot...
