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Nathan Orloff


79 total contributions since 2010

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Question


how do you specify a minimum step size in simulated annealing
In the function simulannealbnd, is there some way to force the step size of the variables you are optimizing to be some number. ...

8 months ago | 0 Answers | 0

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answers

Question


How do I find the "progid" of a Visual Basic program if I don't know it?
I have tried a few different routines (actxcontrollist, etc), but I can't figure out how to get this applications program id. Do...

1 year ago | 0 Answers | 0

0

answers

Submitted


Dielectric characterization by microwave cavity perturbation
A custom toolbox and example code to measure complex permittivity by microwave cavity perturbation

2 years ago | 2 downloads |

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Submitted


Histogram fitting Probability Density, Counts, Frequency
A cleaned up version of histfit that outputs data

2 years ago | 6 downloads |

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Answered
How do you have text boxes appear in parallel processing?
You can't do this.

3 years ago | 0

| accepted

Question


Convert a xyz surface into a 3D array?
I have a the following input: surface = struct('vertices', [....],'faces',[....]; Which I can draw as: patch(surface) ...

3 years ago | 1 Answers | 0

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answer

Question


When variable editor is open matlab runs very very slowly despite increasing Heap Space
I am using matlab 2012b. Whenever the variable editor open matlab screeches to a halt and it become incredibly laggy. I wrongly ...

3 years ago | 0 Answers | 0

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answers

Responded


Re: nlparci returns NaN
I read this post and end up not finding the suggestions helpful. I did figure out the issue. Here is a step by step suggestion:...

3 years ago | 3308 views

Responded


Re: Using plotyy with errorbar
These answers are too complicated. xx = 1:4; yy = rand(4,4); fun1 = @(x,y) errorbar(x,y,yy(:,2)); fun2 = @(x,y) errorbar(x,y,yy...

3 years ago | 10294 views

Question


How do I stop the "PLOTS" tab from getting hung up?
I frequently use the variable editor to view the data. For some reason, whenever i have a variable selected the plots ribbon con...

3 years ago | 1 Answers | 0

1

answer

Submitted


Create a colored, tilted 2D error ellipse scatter plot.
Create a colored, tilted 2D error ellipse scatter plot.

3 years ago | 3 downloads |

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Responded


Re: Confidence ellipse in bivariate scatterplots
Its not pretty. But here is my solution. function hh = errorellipse(ex,ey,xx,yy,varargin) %errorellipse(ex,ey,xx,yy,varargin) c...

3 years ago | 11817 views

Submitted


Fit 2D Gaussian with Optimization Toolbox
Fit a 2D rotated gaussian. http://en.wikipedia.org/wiki/Gaussian_function

3 years ago | 18 downloads |

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Responded


Re: Fitting to a Gaussian using nlinfit
This will probably do it. function [fitresult, zfit, fiterr, zerr, resnorm] = fmgaussfit(xx,yy,zz) %fmgaussfit(xx,yy,zz) Custom...

3 years ago | 6255 views

Responded


Re: 3D gaussian fit
function [fitresult, zfit, fiterr, zerr, resnorm] = fmgaussfit(xx,yy,zz) %fmgaussfit(xx,yy,zz) Custom Guassian Fit algorithm usi...

3 years ago | 3030 views

Responded


Re: 3d Gauss fitting
Hi, I had the same problem. I saw a bunch of solutions out there. I wrote my own solution with fmincon first. And then I realiz...

3 years ago | 7981 views

Responded


Re: 3D label2rgb and cropping
function rgbcell = label2rgb3d(lblstack) %label2rgb3d(lblstack) take a labeled stack and turn it into a truecolor image. % get...

3 years ago | 1683 views

Responded


Re: 3D label2rgb and cropping
ind = unique(lblstack); cmap = jet(numel(ind)); images = cell2stack(lblstack); rgbcell = cellfun(@(x) label2rgb(x, cmap, 'k'), i...

3 years ago | 1683 views

Responded


Re: How to make a msgbox without 'ok' button
h = msgbox('This could be a minute. Patience, grasshopper...','Importing Images','help'); child = get(h,'Children'); delete(chil...

3 years ago | 11632 views

Question


How do you have text boxes appear in parallel processing?
I cant get multiple dialog boxes to run in parallel processing. I have a while loop that runs while the handles of dialog box is...

4 years ago | 2 Answers | 1

2

answers

Responded


Re: Is there an efficient way to do this?
PS. It is helpful to have more descriptive post titles in the future.

4 years ago | 1096 views

Responded


Re: Is there an efficient way to do this?
Look into reshape and flatten. I think they might solve your problem.

4 years ago | 1096 views

Responded


Re: Ticks disappearing in matlab plot
Make sure you are referring to the correct axes handles. It could be that the function you are referring to is creating a new se...

4 years ago | 3094 views

Posted


Dialog Boxes called in Parallel Processing Toolbox
Hi All, I cant get multiple dialog boxes to run in parallel processing. I have a while loop that runs while the handles of dial...

4 years ago | 1333 views

Posted


Printer Control Language to Matlab
Are there any matlab tricks for interfacing directly to a printer using printer control language? I know the printers are active...

4 years ago | 753 views

Responded


Re: what is MATLAB POOL ?
open your matlab pool of processors. This is a number less than the cores in your computer. This is not the GPU cuda integration...

4 years ago | 4317 views

Posted


Is there a way to Speed up Arduino-Matlab integration?
Hi All, I am hacking a printer to make it a flatbed printer. I finished all the mechanics and it is pretty much set up. All tha...

4 years ago | 1098 views

Responded


Re: Fading Color to Constant
I cheated. I used 100, 010, 001, 101, 011, 110, and 111 as my colors. Then did it the way we discussed.

4 years ago | 4857 views

Responded


Re: Fading Color to Constant
http://www.mathworks.com/matlabcentral/fileexchange/20292-hsl2rgb-and-rgb2hsl-conversion

4 years ago | 4857 views

Responded


Re: Fading Color to Constant
What about going to the HSL colorspace and then reducing L? I think that is exactly what I want.

4 years ago | 4857 views

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