Ned Gulley

Last seen: Today | Attivo dal 2011

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How to get data from web?
URLREAD expects US-style usage of commas and stops in numbers. So in a number like 150,228.17 it will ignore the comma and retur...

quasi 7 anni fa | 0

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Is it legal to publish the source code of Matlab's toolbox functions?
In general, just keep in mind that it’s not okay to take code from MathWorks products and give it away, whether through MATLAB A...

circa 7 anni fa | 11

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Domanda

How to import Excel data from a spreadsheet with cross-file references?
I have an Excel spreadsheet, call it Spreadsheet A, that I want to read into MATLAB. The Import Tool works well for this. Exc...

quasi 9 anni fa | 2 risposte | 0

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regular expressions resources and regular expression problem
Another way to get good at regular expressions is to practice on Cody with <http://www.mathworks.com/matlabcentral/cody/?term=ta...

quasi 11 anni fa | 1

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Single title spanning a nxn subplot
You might want to try <http://www.mathworks.com/matlabcentral/fileexchange/7772-suplabel suplabel> from the File Exchange.

oltre 11 anni fa | 0

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Function to format number as currency?
Using SPRINTF is the way to go, but getting the commas right is tricky. I turned this into a question for Cody to see what folks...

circa 12 anni fa | 1

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How to separate this DNA sequence?
Here's a simple way to chunk your DNA up into codons. Then you can just pull the rows off to get each triplet. >> sequence =...

circa 12 anni fa | 2

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Miller Cylindrical Projection
One option is to use the <http://www.mathworks.com/products/mapping/ Mapping Toolbox>, which has a function to do exactly this p...

circa 12 anni fa | 0

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How do I get a parameter to resolve when following the '%%' section header definer while using 'publish' command?
Publishing using cell mode markup doesn't permit passing parameters in the way you describe. Section heads can't contain paramet...

oltre 12 anni fa | 0

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getting the variable size value
To find the size, use <http://www.mathworks.com/help/matlab/ref/size.html |size|>. [m,n] = size(X) m = size(X,dim) So t...

quasi 13 anni fa | 0

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Colouring stacked bar chart
Try Brandon Levey's <http://www.mathworks.com/matlabcentral/fileexchange/24021-hatch-fill-patterns-plus-color-invert Hatch fill ...

circa 13 anni fa | 0

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Passing data between two different GUI windows
Here's a tricky non-Guide way to do it. Change the data in the text box and press return to plot the data in figure 2. % Ma...

circa 13 anni fa | 0

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Can one suppress the display of dataset objects triggered by mouseover (datatips)?
Mike's blog may be of service here: <http://blogs.mathworks.com/desktop/2008/01/28/exploring-your-data-with-datatips/ Exploring ...

circa 13 anni fa | 0

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Decreasing scale on graphs
Is this what you're looking for? plot(Times,TDCall) set(gca,'XDir','reverse')

circa 13 anni fa | 0

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How do I read Text from HTML file ?
Try something like this: url = 'http://www.example.com/'; html = urlread(url); % Use regular expressions to remove undesi...

circa 13 anni fa | 10

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How to implement a neural network feedforward backpropagation network?
A quick Google search turned up this MATLAB-based approach: <http://alumni.media.mit.edu/~faaborg/research/cornell/hci_neuralnet...

circa 13 anni fa | 0

Domanda

How do I write a good question for MATLAB Answers?
I want to get fast and accurate help with my question. What information should I include in the question? How should I phras...

circa 13 anni fa | 5 risposte | 12

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Shortest Path
<http://www.mathworks.com/matlabcentral/fileexchange/?dir=desc&sort=downloads&term=authorid:90537 Joseph Kirk> has some files on...

circa 13 anni fa | 0

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Simple example which explains contour plotting
Try these pages in the documentation for <http://www.mathworks.com/help/techdoc/creating_plots/f10-2524.html contour>.

circa 13 anni fa | 0

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Can we "Watch" Answers?
Take a look at Randy's answer to this question: <http://www.mathworks.com/matlabcentral/answers/233-does-matlab-answers-provide-...

circa 13 anni fa | 2

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Eigenvector calculation
When I run the eig command (see help here: <http://www.mathworks.com/help/matlab/ref/eig.html eig>) I don't get any complex eige...

circa 13 anni fa | 0

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How do I remove the empty cells from a vector of cells?
Here's one way to do it. strs = {'one','','two','three','','','four',''}; empties = find(cellfun(@isempty,strs)); % ...

circa 13 anni fa | 3

Domanda

How do I remove the empty cells from a vector of cells?
I have a vector of cells which contain strings. Some of the cells in the vector are empty. I want to remove the empty cells from...

circa 13 anni fa | 5 risposte | 7

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How do I cut H and E planes from a 3D plot of an antenna radiation pattern?
You might find Eric Ludlam's <http://www.mathworks.com/matlabcentral/fileexchange/764-sliceomatic Sliceomatic> file (from the Fi...

circa 13 anni fa | 1

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How do I simplify a symbolic expression into numeric output?
It looks like you've got a symbolic expression. You can substitute real numeric values for x1 and x2 like this: % Defin...

circa 13 anni fa | 6

Domanda

Why does 1 - 2/3 - 1/3 not equal zero?
Try this: >> 1 - 2/3 - 1/3 MATLAB gets the wrong answer: 5.5511e-017

oltre 13 anni fa | 4 risposte | 8

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How do I turn off the grid in a polar plot?
It's a shame that it's not easier to do this, but here is a Solution that explains how to do it: <http://www.mathworks.com/sup...

oltre 13 anni fa | 2

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Domanda

How do I turn off the grid in a polar plot?
For a normal MATLAB plot, I can turn the grid off and on with the |grid| command. x = 1:10; plot(x,sin(x)) grid on ...

oltre 13 anni fa | 3 risposte | 2

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How to extract leading non-zero digit?
You'll probably need to do some kind of textual manipulation. Here's one way to do it. function y = leadingDigit(x) s = s...

oltre 13 anni fa | 4

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