Matlab

Boxplot - Whiskers
What code could I use to retrieve the actual value used to draw a whisker of a boxplot? That is, how do I search the data values in a vector to obtain the adjacent value that is less than Q4 +(1.5(Q4-Q2)) and Q2-(1.5((Q4-Q2))? Regards, Robert. ... 20 Apr 2010 15:58

linear extrapolation
Hi guys, I've plotted a graph from some values ending at x =10 000.. Now i need to extrapolate this to x=1000 000 to obtain the corresponding value of y. I can't find out how to do it. I tried the interp function but it does not work. Help please? ... 16 Apr 2010 19:33

Pick random lines of a matrix ?
Hello everyone, I have a matrix called F (size : 152 4) and i would like to pick randomly 53 lines among the 66 first lines and put them in a new matrix X, then i would like to pick randomly 45 lines among the 56 next lines of F and put them in X and finally pick randomly 24 lines of the last 30 lines of F and put ... 16 Apr 2010 15:05

OO Question: Static Properties?
navels <navels(a)gmail.com> wrote in message <18915c18-6426-4cff-b66d-0c81291191df(a)x41g2000hsb.googlegroups.com>... Dave, Excellent, thanks for all the background info! Lee This thread looks fairly stale, but it was the one that came up while I was searching, so I thought I would add my comment in the... 16 Apr 2010 13:58

gradient image...
hi, can anybody tell me that how to gradient image in which only eye are hilighted... becoz i want to detect eye... plz help me as soon as possible... thanks in advanced... ... 16 Apr 2010 13:58

Get position of pixel in an image
Hi! I want to get the position of a pixel of an image by clicking with the mouse on that pixel. is there a function that can do this? i really tried to find it but i just found a function to get the values of that pixel. It should be really obvious how to get the pixel information but i am just not getting it... ple... 20 Apr 2010 15:57

simple array quesion
Hi guys, Currently I have this huge loop which reads in a dataset. okay, when I finally get the data I like it comes into a nice {m,n} array for me to work with. great so far accept I have just realised when I print to the command line in matlab something obscure happens of which I have not come across before the eac... 16 Apr 2010 13:58

lsline
I need to do some simple linear statistics on a sactter plot, p values, r values, 95% confidence. How can i do this using lsline? or should I use a different function? Thanks Alex ... 16 Apr 2010 13:57

Using mtrace for MEX files
Hello, I am trying to use the GNU mtrace library to debug a MEX file. Apparently it can be done (http://www.mathworks.com/support/solutions/en/data/1-18CLQ/index.html?solution=1-18CLQ). I have managed to generate an mtrace output file that contains a long list of unfreed memory and never-alloc'd memory, looking s... 16 Apr 2010 13:58

different between dct and fft compression
may i know the difference between dct image compression and fft image compression? i need your help... ... 16 Apr 2010 12:50