Matlab

uitable: change column width
uitable is a wonderful tool in GUIDE. You can specify the column widths using the property colwidth for all the columns. However, if you have a column of row headers, there appears to be no way. The row header column defaults to something too big and takes up too much space. Is there a solution? ... 3 Dec 2009 15:59

Pinv causing crash
Hi there, I get the following error when I run some optimisation code. I assume the error stems from the fact that the matrix is singular/badly scaled. z = 1 Maximum number of function evaluations exceeded. Increase OPTIONS.MaxFunEvals. Warning: Matrix is singular, close to singular or badly scaled. ... 9 Dec 2009 14:24

parsing a string
hi there, i have to parse a string with a format like that : 'xx45 yy-23.3 aa4 bb4.3' and i want to store the data in two vectors: v1 = [ xx, yy, aa, bb ] and v2 = [ 45, -23.3, 4, 4.3 ] but i can't manage to split the characters form the numeric values... how can i do this? thanx! ... 6 Dec 2009 17:15

In an assignment A(;) = B, the number of elements in A and B must be the same
Hi there, The following script runs OK in Matlab 7.1.0.246: syms p real f = exp(p) / ( exp(p) - 1)^2 ); res = double (int (f,0.0001,100) However, in Matlab 7.8.0 I get the error message above ('In an assignment A(;) = B, the number of elements in A and B must be the same') which it appears is caused by the s... 4 Dec 2009 11:45

uitable column width
Hey everyone I just upgraded to Matlab 2009a, and I want to update all my programs that used the old undocumented version of uitable. I'd like to be able to size the columns to fit the width of the display box, I had previously used autoresizemode to do this, but now that has be deprecated. I tried the set(table,'Colu... 3 Dec 2009 11:28

Adaptive LMS Filter-M.file
Hi to all, I would like to ask a question about the schema which link is below. I saw it in article but I couldnt write m-files and couldnt understand it because of I am a beginner in matlab. Can anyone help me about this schema's m-file? Link for schema: http://193.255.245.202/~sefa/lmsfilter.jpg ... 3 Dec 2009 15:59

Simulink Plot Quantification and Analysis
Hi folks, first message on Matlab Central, and first real project using Matlab so please forgive stupid questions and thoughts. I have a simulink control system model that's output is plotted, (looks like a large peak followed by settling oscillations) but I want to measure characteristics of the graph, such as time... 3 Dec 2009 08:07

APSK Modulator Simulink
Hello! I have the same problem with creating an APSK modulator by myself. So I solved this problem using subsystem which consists of buffer, to-sample converter, bit-to-integer converter and lookup table. This table produces mapping of input bits to points of signal constellation. Various converters just combine inp... 3 Dec 2009 08:07

read all .mat files from a directory
I tried this typing in workspace: ans = allfiles{1} I got this: ans = PP_xx: [2x300001 double] Now how to plot this PP_xx data? I tried with Your: data{1}(:,1) column vector & Data_1=cat(1,Data{1}) also, but not able to plot. Please suggest me what to do? "Branko " <bogunovic(a)mbss.org> wr... 3 Dec 2009 07:01

change layout of a legend
Hi all, I just want to change the layout i a legend. All I want is to create a circle instead of the rectangle in the legend. The blue, green and red symbols should be changed in circles in a pie plot like: figure(1) x=[3 5 8]; pie(x) legend = legend('show'); Thanks ... 3 Dec 2009 09:13