Matlab

Plotting multiple line in a GUI
Hi, I'm trying to do a GUI where a line is plotted for every 2 clicks of the user. The program saves the location of the first click (with setappdata), then the second click is saved too and a line is plotted between those two clicks. I have tried to do an IF loop to see the parity of the number of clicks of the ... 7 Jun 2010 15:27

x,y,z representation
I have a dataset of 123 points, it is composed of Latitude, Longitude and mean sediment diameter. What I am trying to do is to create a 2-D plot of this data using a color gradient to represent the mean sediment diameter. What would be the best way to go about doing this? Thanks ... 8 Jun 2010 13:42

tree handle class
Hi, I have written a node class inheriting from the handle classes and a tree class, that constructs my tree according to the parameters I give. Now I want to plot this tree. Does anyone know of a function that does this? regards, Gudny ... 7 Jun 2010 14:17

how to read an Xls file that is protected with password
Hello friends, actually i want to read an Xls File,with a simple file i use the simple command: hello = csv2struct('table1.xls') as it is shown in: http://www.mathworks.com/matlabcentral/fx_files/27121/1/content/struct_array_conversion/html/struct2struct_example.html#6 but the problem now,i need to read an Xls ... 7 Jun 2010 11:53

extract finite difference jacobian from fsolve routine
(version R2009b) I've written program where I am solving a PDE such that for every timestep I am solving a system of nonlinear equations F(X) = 0 with 100+ degrees of freedom. I can use fsolve for it, but I find that all the algorithms built into fsolve have trouble converging for one reason or another. However, i... 11 Jun 2010 08:07

Close figure before show it
Hello everybody, i need your help. I am developing a GUI with GUIDE. When I call the figure and before figure is shown, in mygui_OpeningFcn(hObject, eventdata, handles, varargin) function, i check the correct value of the parameters shown in the figure. In case the parameter values are correct, then the execution flu... 7 Jun 2010 11:53

consultant needed
i need a matlab consultant for a custom financial software development. it will involve an historical database, code transcription from easy language, formulating macros for statistical analysis of indicator output sets, and coding and automation of a trading system for which i will provide a full spec. my preferred ... 7 Jun 2010 10:45

format string
Maybe i'm just tired and thinking about this too long, but perhaps some of you can help me because i'm stuck. I've got a (large) text file containing measurement results. Each row contains several tab delimited values. The problem is that some values are numerical, and some are textual (is that a word?) I don... 7 Jun 2010 11:53

How to assign a long text to a DocBlock via the command line?
Hello, I'm having the following problem: I am using a script to scan large Simulink model files for masked subsystems. The masked subsystems found are scanned for their mask parameters / prompts and their values. The results are written to a .txt file for documentation. That works fine so far. Now I want to automa... 7 Jun 2010 10:45

error using save function, no string
hi, when i use save with a character array stored in a variable i get this error: K>> save(filename_mat,p) ??? Error using ==> save Argument must contain a string. my code is: (after profile on and profile viewer) filename_mat=['data\' datestr(date,29) '_profile_mat_8state_OF1']; p = profile('info'); save(... 7 Jun 2010 11:53