Matlab

image processing
hi.. Im doing a simple thresholding image processing.. but I cant use image processing tool to do it. clear alfa=0.1; I = imread('lena.tiff'); [rows,cols]=size(I); figure(1); colormap(gray(256)); image(I); A=max(max(I)); B=min(min(I)); hw do i carry on from here?? I wan to do a 20 percent n 50 pe... 16 Nov 2005 13:10

CRC16-CCITT checksum code (Error)
hi all, I have written the following code to compute a CRC16-CCITT routine. But a check shows that the calculated checksum is not correct. Can someone please help? The calculated crc with the string '123456789' is 1DBA but the correct checksum should be 29B1. I guess there is error with the string conversion b... 18 Nov 2005 14:44

Plotting SNR vs BER using QPSK signal.
hi i have problem with my program in getting the SNR vs BER using the QPSK bits.i have found the values for the QPSK bits by using: s = randsrc(100,1,[1 -1]); q =(1./sqrt(2))* (s(1:2:end)+j*s(2:2:end)); this give me the real and the imag values of q. How do i use this value to put it into this lines... 15 Nov 2005 09:31

fopen mul
Hi, I would like to write a loop that reads files named 1-13000 (yep 13000 files) and does a calculation for each file. First I thought to do this: for i = 1:13000 fid = fopen(I) calculation end This does not work. Does anyone have an idea? Thanks! Gr Quintijn ... 15 Nov 2005 07:56

Guide, rational numbers: Help
Hi, I am a new Guide user. I have a problem using get. For the edit text, if the value is 0.5 it can be Ok. But if I use 1/2 it is not OK. I use handles.h=str2double(get(hObject,'String')); guidata(hObject,handles); Could you please help me? ... 15 Nov 2005 09:31

DICOM-RT
Hi. I'm trying to showing dose distribution from a brachytherapy planning system (Variseed). I' could export dicom files and dicom structure and dose. When I tried to reading DO.dcm file dicomread ('DO.dcm') the error message 'Unsupported bit depth 32.' has been shown. Could anyone tell me how to rea... 15 Nov 2005 06:50

Worldlo and WorldHi functionality replacement
In Version 2.1 also 2.2 of the Mapping toolit included with MATLAB 14 Service Pack 3 MathWorks removed the 'worldlo' and 'worldhi' MAT files. These files allow for the creation of small area specific maps of anywhere in the world that include all the cities, rivers, lakes, and national sovereignty. My Program Offic... 18 Nov 2005 15:47

Please help with Compile error...
hello all, I have compiled an application and when i transfer it to another system which does not have Matlab installed on it. And when i run the exe file.. I am getting an error as: This application has failed to start because mclmcrrt72.dll was not found. Re-insatlling the application may fix the problem. ... 12 Nov 2005 19:10

Sankey diagrams in MAtlab
Hi Does anybody know how to plot sankey diagrams in matlab or simulink ? If there are none - any other simple (and free) tools are welcome. Stefan ... 12 Nov 2005 10:16

File not compiled...
I have compiled an application and when i transfer it to another system which does not have Matlab installed on it. And when i run the exe file.. I am getting an error as: This application has failed to start because mclmcrrt72.dll was not found. Re-insatlling the application may fix the problem. I am not get... 19 Dec 2005 11:03