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Murphy O'Brien


40 total contributions since 2005

Professional Interests: Signal Processing, Communication Theory

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Posted


redirect text output
It is possible to output to a variable, so I guess that would work. I just thought there was something obvious I was missing. M...

8 years ago | 7472 views

Posted


redirect text output
I use "grep" from the file exchange (an excellent function written by us). Does anyone know how I can direct the results to a te...

8 years ago | 7472 views

Responded


Re: Copy (duplicate) a whole figure
Walter and Matteo Use the following h1=gcf; h2=figure; objects=allchild(h1); copyobj(get(h1,'children'),h2); The reason allch...

8 years ago | 50064 views

Responded


Re: whos grand total
I didn't know about that. That looks very useful. Thanks. Murphy

9 years ago | 3743 views

Responded


Re: whos grand total
I was using it to try to track down "out of memory" errors after a few iterations of a loop. I was trying to see if memory usage...

9 years ago | 3743 views

Responded


Re: whos grand total
Yes, I know but why the extra hassle? Is there another good way of tracking down memory problems? Murphy

9 years ago | 3743 views

Responded


Re: outerproduct
There is no built in function but in the file exchange there is a funtion called outerop. This does outer product (and outer sum...

9 years ago | 1294 views

Posted


whos grand total
I've upgraded to r2008a and now the whos command doesn't tell me the grand total of how much memory is being used. Does anyone k...

9 years ago | 3743 views

Responded


Re: Matlab Cost: US vs Europe
Ethan " <emontag.nospam@leuzeusa.com> wrote in message program discrepancy is big addition, if your company is use something ...

9 years ago | 6625 views

Responded


Re: MATLAB versions
SmartEngineer " <smartengineer@mathworks.com> wrote in message <fos7ld$3e$1@fred.mathworks.com>... Yes, but not necessarily th...

9 years ago | 1435 views

Responded


Re: MATLAB versions
SmartEngineer " <smartengineer@mathworks.com> wrote in message <fos7ld$3e$1@fred.mathworks.com>... Yes, but not necessarily th...

9 years ago | 1435 views

Responded


Re: MATLAB versions
SmartEngineer " <smartengineer@mathworks.com> wrote in message <fos7ld$3e$1@fred.mathworks.com>... Yes, but not necessarily th...

9 years ago | 1435 views

Responded


Re: MATLAB versions
SmartEngineer " <smartengineer@mathworks.com> wrote in message <fos7ld$3e$1@fred.mathworks.com>... Yes, but not necessarily th...

9 years ago | 1435 views

Submitted


UNIX2DOS
Converts text files from unix to dos format and back

10 years ago | 1 download |

Submitted


Outer Operation
e.g. Outer Product, Outer Sum, Outer Equals etc...

10 years ago | 1 download |

Submitted


2D Histogram
Calculates and draws the 3D histogram of 2 Dimensional input data

10 years ago | 6 downloads |

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Submitted


pauseButton
Allows user to pause MATLAB simulation.

11 years ago | 0 downloads |

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Submitted


Hex Calculator
Hex evaluation and calculator with logical and arithmetic operators

11 years ago | 4 downloads |

Posted


disabling clear all
I want to disable the clear all command, but let clear work for named variables. I've tried doing it this way: function clear...

11 years ago | 1326 views

Responded


Re: Generating a load duration curve
He said HIST and CUMSUM. Murphy

11 years ago | 13281 views

Posted


outerop with min and max
Yes, it works with any diadic function e.g. like this outerop(1:5, 6:-1:1, 'max') ans = For the outerop function, see: http:...

11 years ago | 927 views

Responded


Re: Problem raising figure
The command to bring it to the foreground is shg not figure. Murphy

11 years ago | 951 views

Responded


Re: reflecting data in the x-axis
some test data a=0:-.001:-6*pi; figure plot(a) %make it symmetric b=[a(end/2+1:end)-min(a(end/2:end)) a(1:end/2)]; figure plot(...

11 years ago | 3979 views

Responded


Re: no M-code in profiler
I found the reason. It seems that the profiler doesn't like relative paths. (In Ver 7.0 anyway) Murphy

11 years ago | 603 views

Posted


no M-code in profiler
Why does the profiler say that there is no M-code for all my own files. The only ones it shows me M-code for seems to be its own...

11 years ago | 603 views

Responded


Re: deconvolution
How do you mean? Have you tried help deconv and doc deconv ? Murphy

11 years ago | 922 views

Responded


Re: Counting rows in a Matrix with values >= a given value
Is this what you mean Steve? a=[91 43 56 74 90 75] ; [an,ai]=sort(a,'descend'); b(ai)=0:length(a)-1 b = The only snag is ...

11 years ago | 947 views

Responded


Re: How to return in the last directory? Help me p
Why not just remove the line cd (directory) Murphy

11 years ago | 6097 views

Responded


Re: bessel function
It starts to diverge after about 16.5 and go mad after abput 19. Try: x=1:.01:22;plot(x,[real(besselh(x,1,2));besselj(x,2)]') ...

11 years ago | 1185 views

Responded


Re: How to return in the last directory? Help me please!!!
You changed back into the initial directory with the line Also, the variable handles is used before being assigned. Murphy

11 years ago | 6097 views

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