# Kelly Kearney

### University of Washington/NOAA Alaska Fisheries Science Center

Professional Interests: ocean biogeochemistry, ecosystem modeling

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**Content Feed**

How to reduce data irregularly?

It sounds like you're looking for a line simplification algorithm. These algorithms try to preserve the shape of a polygon or p...

5 days ago | 0

How to set plot color for N curves to be a gradient of N color shades between light blue and dark blue (or any other color)?

I suggest reformatting the color-generating function so that instead of returning the entire gradient colormap, it returns only ...

29 days ago | 1

| accepted

Separating 1D data into clusters and counting the amount of elements in each

If the cluster tolerance defines how close points need to be to their nearest neighbor in order to be called a cluster, then you...

1 month ago | 1

| accepted

How to load .mat data from another folder?

The dir command returns the path to each file in the folder field, so you need to append that to recreate the full path names fo...

1 month ago | 2

| accepted

Plotting three axis with one y axis

I like to do this sort of thing the manual way, using my offsetaxis function. It requires a little more manual coding than func...

1 month ago | 0

cutline of a triangular meshed graph

The simplest way to do this is to simply interpolate z for a set of points defined by x = 0 and y = the range of your y-data. F...

3 months ago | 0

How interp2 deal with edges on bicubic interpolation?

interp2 does not extrapolate. By default, it sets any points outside the data bounds to NaN; you can alternatively choose a dif...

3 months ago | 1

Plotting a point in Matlab

If you just want a single point with an arbitrary size, try plot, and play around with the 'markersize' property. Be sure to sp...

3 months ago | 0

How to find graph density in MATLAB for a given graph G?

You can simply calculate the number of non-zero elements relative to total elements in the adjacency matrix: nnz(adjacency(G))....

3 months ago | 0

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How to Create Plot of Weights at Spatial Locations (Connectivity Map)

There aren't any pre-packaged functions to do this, but it should be pretty straightforward to create a function the calculates ...

3 months ago | 0

| accepted

What should be dimension of surf(X,Y,Z) 3D?

You just need to transpose Z: surf(hw, rw, Z')

3 months ago | 0

How to extract -3 dB diameter from Matrix?

The coordinates of the contour line are saved in the c matrix, albeit in a less than user friendly format. I like using the con...

8 months ago | 0

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Monthly maximum in data

While you could do this with find, using the second output of max is a bit quicker. % Some fake data similar to yours t ...

8 months ago | 0

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Is it possible to convert a heatmap to a Matrix ?

Unlike most Matlab plotting functions, heatmap is annoyingly heavy-handed. It really wants to be used as a quick browsing tool,...

9 months ago | 0

How to create isolate nodes in graph?

The easiest way would be to simply add the isolated node to the existing graph: G = graph({'a', 'b', 'c'},{'c', 'a', 'd'}); G ...

9 months ago | 1

Changing order of legend entries when lslines are included

The easiest way to be certain your legend labels match up is to pass handles specifically: figure; p = plot([1 2;2 1;3 1;1 4...

9 months ago | 1

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How to label the x axis of a polar plot?

You can label polar axes with text objects. I find the following positioning works well as a default... you may need to play ar...

9 months ago | 0

Outputting how far down a set of data a set of numbers are in a large data set

If you supply 2 outputs to find, it will return the row and column indices corresponding to each true element: [rowidx, colidx]...

11 months ago | 0

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Legends not matching colors

Are you certain that those are the only plotting commands? Did you perhaps test plot once with hold on, then call your commands...

11 months ago | 0

Can't seem to get the functions to graph properlly

You've chosen a pretty coarse resolution for t. If you change it to something like t = linspace(0,5,100); do you get what yo...

11 months ago | 0

Diagonal Node Labels for Bipartite Graph?? (Undirected Graph Formatting Help)

The node labels in a plotted graph are difficult to alter. You can get to them by digging into undocumented properties. For ex...

11 months ago | 0

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Plotting A Large Number Of Patches

Creating a single multi-faceted patch is much, much more efficient than plotting lots of single-face patches. In the figure you...

11 months ago | 3

| accepted

i have a syntax error in u(3)-u(4)(exp((u(2)u(1)+u(6))))/(u(5))-1) what the error ?

A few missing multiplication symbols: u(2)*u(1) and u(4)*(exp...)

1 year ago | 1

Specify location of clabel

I've used the FEX function gclabel in the past to do this sort of thing, though I haven't tested it in any recent versions of Ma...

1 year ago | 0

Extracting Numbers from a mixed string

Assuming numbers only appear as properly-formatted combos, you can simply look for all number-decimal groups: b = regexp(str, '...

1 year ago | 1

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plotting 2gb worth of data

You're trying to show about 10x more data than could possibly be visualized, even on a 4K monitor. Even if you didn't run out o...

1 year ago | 0

How to make a circular graph (node connections)?

The short answer is that you can indeed make these in Matlab, but it's not simple. You basically need to recreate the calcula...

1 year ago | 0