Community Profile

# Angus

I am an undergrad at UVic doing physics/EarthAndOceanSciences(EOS). I have some matlab experience through work in medical imaging (CT scans) and now I am using it for work in climate research.
I look forward to being part of this community and learning even more about matlab.

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Holding the mouse button in GUI
Some function written for <http://www.mathworks.com/help/matlab/ref/uicontrol_props.html#bqxoije ButtonDownFcn> maybe? Or can yo...

más de 9 años hace | 0

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how do I adjust the z scale on a contourf plot?
Probably not the best way but this works somewhat ... val_range = double(data>=-5 & data<=5); val_range(val_range==0) = ...

más de 9 años hace | 0

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How to rearrange the rows of a matrix so the column values loop
Hey that was interesting, I think this is what you want (not sure under what conditions it might fail): rec = [0 0;0 0.4;0....

más de 9 años hace | 0

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overplot contours on image
Regardless of limits, you need to use 'hold on' before executing the contour function or it will always overwrite the image that...

más de 9 años hace | 0

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How to show all martix entries and color some chosen values
You can use the built-in fprintf to display red text output in the command window fprintf(2,'hi there\n') It is not very...

más de 9 años hace | 0

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How can I plot values in worldmap
From your previous comments: ~~~~ "The LAT and LON matrix will vary for each week I pull out information from my database....

más de 9 años hace | 0

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Plot data on sphere/world map
Im not sure if you need to interpolate at all ... you have a 2d matrix of data with associated vectors for phi and theta? Then y...

más de 9 años hace | 0

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How can I plot values in worldmap
Hi, you can check out <http://www.mathworks.com/help/map/ref/axesm.html axesm> and try executing "maps" to see a list of ava...

más de 9 años hace | 0

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Find part of string and remove entire line
Hi, probably start by reading in the text file filename='textfile.txt'; f=fopen(filename); line1=fgetl(f); Then yo...

más de 9 años hace | 0

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How to display only one legend for a figure with multiple plots?
"legend('string1','string2',...) displays a legend in the current axes using the specified strings to label each set of data." ~...

más de 9 años hace | 0

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How can I grab the contour lines into a new figure ?
Try checking out <http://www.mathworks.com/help/matlab/ref/contourgroupproperties.html#ContourMatrix ContourMatrix>. "Contour...

más de 9 años hace | 0

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How to calculate both length and indices of a series of a certain value in a vector
From the docs: ************* Y = diff(X) calculates differences between adjacent elements of X. If X is a vector, then ...

más de 9 años hace | 1

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Make a smooth animation
Use the 'visible' setting, initially set the figure f = figure('visible','off') and if you want to change it at some poi...

más de 9 años hace | 0