Matlab

hdrread function issue (Image processing toolbox)
Hi, I am using the hdrread function to read a hdr file, but I get the following error message. ??? Error using ==> hdrread>readHeader at 63 Not a Radiance file. Error in ==> hdrread at 29 fileinfo = readHeader(fid); Does anyone know how to solve this problem? I can read and view the hdr fine using other... 20 Apr 2010 15:58

sorting a vector
Hey every one................... i have this script xn = zeros(size(x)); M = size(x,1); r = zeros(M,1); row = 0; for i = length(n):-1:1 indxs = reshape(1:M*n(i),n(i),M)'; indxs = fliplr(indxs); % Flip martrix left-to-right subMatrix = x(end:-1:1,end-n(i)+1:end); x(:,end-n(i)+1:end) = []; ... 23 Apr 2010 20:59

Plot (real time)
I am doing this example and would like to know how to display a plot to show the voice in real time as i speak in mic http://www.mathworks.co.uk/products/daq/demos.html?file=/products/demos/daq/acquiring_data/acquiring_data.html please help ... 20 Apr 2010 15:57

looks strange !!!!!
Hi everyone When i try to pass parameters from file A to file B (function) to calculate them They are received compeletly different ! in B for example if i define n in file A n=5 and disply it in file B , it shows n=0.08 and so on. Can anyone explain why? the code has not compeleted yet to b... 20 Apr 2010 15:58

Volume of Voronoi cells
up (if I may) ... 20 Apr 2010 15:57

pls what does i defines.
S(:,k)=0; ... 20 Apr 2010 15:57

How to generate Latin Hypercube parameter space
Can anybody help me in generating a latin hypercube parameter space? I plan to use 6 variables with 4 different values of each. Is there any matlab function that can do all the tricks? I saw "lhsdesign (n, p)", but not sure how to utilize that for my parameter range. Thanks, ... 20 Apr 2010 18:28

indexing a vector
Hey every one, I hope to help me with this one i want to find the indices of a specific rang of numbers, for example x= [20,10,4, 18, 16, 5, 2,17, 9, 13, 19, 15, 14, 7, 3, 11, 6, 12, 1, 8] and i wanna to fin the indices of the numbers, for example, from 1:20 the ans y is y=[19, 7, 15, 3, 6, 17, 14, 20, 9, 2, 16, 1... 20 Apr 2010 15:57

Regarding Matlab cwt function
"Ravi Rastogi" <raviras(a)gmail.com> wrote in message <hqhqc2$1sc$1(a)fred.mathworks.com>... Hi guys, Well i was looking at the matlab cwt (continuous wavelet transform) function, to understand how are the wavelet coefficients calculated. I understood the steps untill the coefficients are determined. Here are... 20 Apr 2010 15:57

video key frame extraction in Matlab
Are there any tools written in Matlab that can be used to extract key frames from videos? Thanks! ... 20 Apr 2010 15:57