Kelly Kearney

University of Washington/NOAA Alaska Fisheries Science Center

Last seen: 28 jours il y a | Actif depuis 2006

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Professional Interests: ocean biogeochemistry, ecosystem modeling

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'splitapply' syntax to index multiple columns in a timetable
I really wish splitapply did allow you to pass a table as input and apply the same function to each column of that input. Unfor...

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Accuracy of polygon approximation
Other possible metrics commonly used to measure the error of a polygon simplification algorithm involve comparing the perimeter ...

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group by indexing discontinuous timetable
Here's one possible solution; it first checks for criteria 2 and then goes back to verify #1. You can probably do it all in one...

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define different color for area
I don't think an area plot allows for multiple colors within a single area object. You could accomplish the color change using ...

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Problem adding a field to a struct via function
Your function doesn't return any output. Modify it to do so: function MeshInfo = generateTriangleCount(MeshInfo) SizeTriangle...

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Name Contour levels outside plot
Using builtin contour-related functions... no, not really. Contour labels are one of the least customizable parts of Matlab gra...

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Combine data from multiple netCDF files
What are the dimensions of the total dataset? And do you really need to hold the entire thing in memory at once? I think you...

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How to plot a 3D cube based if i have the coordinates of the 8 surrounding nodes?
To expand on Star Strider's answer, in your example, you've specified a list of coordinates, but you haven't told Matlab how the...

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How to plot a map like this in Matlab?
Do you want to replicate that plot exactly, or just the general concept? If the former, I'd recommend looking at m_map, since i...

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Matrix math with Datetime arrays
As you discovered, implicit expansion of is only supported for numerical arrays (though I'm not sure where that's documented.) ...

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Timetable_Averaging values from each month
I don't believe you can use retime to build a climatology; for that, I usually use the splitapply function. Unfortunately, spli...

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A simple scatter plot from a 2d matrix
Are any of these what you're looking for? a1=rand(5,1)*3; a2=rand(5,1)*3; [x1, x2] = meshgrid(sort(a1),sort(a2)); % sort for ...

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How do I create a for loop with fields of structures?
In your current code, you're saving over P on each iteration of the loop. Instead, save to an array: nt= length(Global_Data.Fi...

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Multiple axes in a subplot
You can achieve the multiple-axis look by layering different axes on top of each other. There are several File Exchange entries...

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transform text data like {'1951:Q4'} with quarterly dates to number x axis of a plot
I'd recommend converting your fdate cell array to an array of datetimes: fdate = datetime(fdate, 'InputFormat', 'uuuu:''Q''Q');...

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How to plot coordinate data to appear solid with lighting effect?
The following example shows a relatively simple way to create patch surfaces that connect each circle to the adjacent one (assum...

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How do I select data based on multiple indexes?
Assuming that the landwatermask, PerpSurface_saturationflag, and ParSurface_saturationflag matrices are all the same size, and t...

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Spread monthly data into days
One way to do the expansion... convert your monthly dates to the first of each month, then use dateshift to check which month ea...

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Color Palette Tables (.cpt) for Matlab
Create and apply GMT-style colormaps in Matlab

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