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# Ricky

### Victoria University of Wellington

Active since 2011

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Question

FFT prune Matlab code?
Hi there, Can anyone give me a code on how to do FFT prune in Matlab? Thanks Ricky

9 years ago | 0 answers | 0

### 0

Show figure
You can insert a command figure in between the graph that you plot like this: a1=str2num(get(handles.x1,'String')); figu...

10 years ago | 0

How to run MATLAB files in batch mode (or as a batch process). Guide request.
hey Alfonso, I'm not sure if this what you're after. Read the first part of it (don't worry about the grid part) http://ho...

10 years ago | 0

Question

construct Kronecker channel
Hi there, as per title, how can I construct a Kronecker channel? esp. how do u construct the Rx and Rt? where: H = Rx^1/2 ...

10 years ago | 0 answers | 0

### 0

threshold values
you could try this: p = 255; i = find(p < 0.9); p(i) = 0;

10 years ago | 0

Question

3-D matrices
Hi there, I wonder if anyone could tell me how to do the following: - if I have a 3d matrix r is 10x200x100, and I want to...

10 years ago | 1 answer | 0

### 1

Question

comparison/checking without for loop
Hi there, Say if I have a random event with just -1 and 1. e.g. a = randsrc(5,1);%that will generate a 5x1 matrix with just -...

10 years ago | 1 answer | 0

### 1

Question

random Gaussian
Hi there, Could anyone tell me how to generate a random Gaussian of m x n matrix? Cheers

10 years ago | 2 answers | 0

### 2

Question

find a coordinate on a cdf plot
Hi all, if i have a set of data which to plot a cdf, then if i want to find any coordinate on the plot, how do I do that? fo...

10 years ago | 1 answer | 0

### 1

faster "log10" command
Thx people, I manage to speed up my code now, thanks to you all esp. Jan

10 years ago | 0

Question

faster "log10" command
Hi all, Is anyone know how to use the "log10" more wisely? currently, I convert from dB to decimal using log10 but it seems to s...

10 years ago | 5 answers | 0

### 5

Question

rand('seed',1)
hi there, can anyone explain me the different between using 'rand('seed',1)' inside the loop and outside the loop? Assuming I g...

10 years ago | 2 answers | 1

### 2

Question

Is there any other way of using a loop without the loop command like for, while etc..
Hi there, just as the title say, is there any other way? I'm currently runing a programe with take quite a while to execute bec...

10 years ago | 2 answers | 0