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How can I convert a shapefile boundaries to lat and lon?
If it's a standard map projection, use projinv.

mer än 2 år ago | 0

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How to find a figure's centroid inside a polyshape?
Also answered here, but reposting my answer in case anyone stumbles upon this thread. I just ran into this problem when trying...

mer än 2 år ago | 0

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Better “centerpoint” than centroid of a concave polygon
I just ran into this problem when trying to place a text label in the middle of a crescent-shaped ice shelf. The centroid or the...

mer än 2 år ago | 1

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Stereographic plot of Sea Surface Temperature Data around Antarctica.
Hi Ravi, There are a couple of ways to do this. Here's one way: Turn your vectors of latitude,longitude coordinates into 2D ...

mer än 2 år ago | 0

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gridbin
A MATLAB function for gridding large datasets of scattered data.

mer än 2 år ago | 14 downloads |

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maskoverlay
A MATLAB function to easily overlay a mask.

mer än 2 år ago | 1 download |

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fast-ice
Matlab functions for loading Alex Fraser's fast ice dataset.

mer än 2 år ago | 1 download |

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Answered
plot using latitude and longitude
That looks like you have scattered data. If you have an array of latitudes, an array of longitudes, and a corresponding array of...

nästan 3 år ago | 0

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polybuffer distance in meters?
I think you've got it right, Alex, but this calls for an explanation of the phrase numeric scalar. The word numeric just means a...

nästan 3 år ago | 1

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ploting 2d graph of a vector
You've pretty much got it, but you'll need to define a range of t values, and a value for the constants A, and B. You also need ...

nästan 3 år ago | 0

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Climate Data Toolbox for MATLAB
A set of low-level functions and tutorials for analyzing and displaying Earth science data.

nästan 3 år ago | 219 downloads |

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Answered
Specific color corresponding to specific data using contourf colormap
Perhaps @Kelly Kearney's contourfcmap is what you need?

nästan 3 år ago | 0

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Make a vector plot of the velocity field in polar coordinates
Can you use cart2pol to convert the coordinates and vector components to polar coordinates?

nästan 3 år ago | 0

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Why ?? Undefined function 'crosscorr' for input arguments of type 'double'.
crosscorr is part of the econ toolbox. If you don't have that toolbox, you can probably rewrite your code to use xcorr instead. ...

nästan 3 år ago | 0

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Fit data recorded with different internal clocks
This is an interesting problem. If you can identify a few peaks that occur throughout the 600 s measurement, and those peaks are...

nästan 3 år ago | 0

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Answered
How to create map with [x;y] coordinates? Mapping toolbox
No guaratees on the accuracy of the attached functions, but you may be able to convert between lat,lon and x,y using the attache...

nästan 3 år ago | 0

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Answered
How can i solve for this issue with the logical flow
I think the error is here: term3=q(i-1)*((r(i)-dr)/r(i)*dr); The first time through the loop, i=1, meaning i-1=0. There is no...

nästan 3 år ago | 0

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Adding line change the size of the image
Can you get the axis limits before plotting the lines, and then set the axis back to those limits afterwards? Something like thi...

nästan 3 år ago | 0

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Color along line in polaraxes
What if you interpolate along a dense line and plot with polarscatter? I'm thinking something like this: theta = linspace(0,...

nästan 3 år ago | 0

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How to make a surface plot of imported data of a numerical function z=f(x,y)
Just to be clear, you already have the data, and it takes this form M = [x y z]; where x, y, and z are columns? My next qu...

nästan 3 år ago | 0

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time position in graphic
This question is pretty vague, but here's pi displayed at the bottom right corner of a plot: txt = text(1,0,num2str(pi,'%4i'),...

nästan 3 år ago | 1

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Answered
I have a climatic dataset of a region where I am calculating time series (for drought index). The dimension of the dataset is 164*153*1416 (1416 months in the dataset and the others are the location). How I can average this over space and time?
To get a map of average SPEI, SPEI_mean = mean(SPEI,3,'omitnan'); and that calculates the mean along the third dimension (ti...

nästan 3 år ago | 0

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Answered
Antarctic Mapping Tool: how can I evaluate the distance of a point from the coastline?
The easiest solution is the dist2mask function in the Antarctic boundaries add-on for AMT. Syntax is d = dist2mask('openocean'...

nästan 3 år ago | 0

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How to mask a 3-D raster using a multiple feature attribute shapefile?
Try this: mask = inpolygon(X,Y,[roi.X],[roi.Y]); You don't even need to remove the trailing nans. :)

nästan 3 år ago | 0

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how to turn netcdf into contour map
Hi Abigail, The first thing I do with a netcdf file is type ncdisp('myfile.nc') to see what's inside it. If you have some ...

nästan 3 år ago | 0

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Answered
Extracting data from matrix
To only plot the ocean data, try masking out the land data by setting those values in A to NaN. like this: A(B==1) = NaN; % se...

nästan 3 år ago | 0

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Answered
Equal Sized random assortment, using randi?
This would be one way to define how many ones and how many twos in each column before randomizing them: N_cols = 8; % number o...

nästan 3 år ago | 0

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PCA Graph of Data Comes Up Blank
I think you're mixing and matching different ways of defining filenames. As a result, dir is unable to find the files you're loo...

nästan 3 år ago | 0

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datestr generating different string
How about myy = 2014; mym = 1; myd = 20; datestr(datenum(myy,mym,myd),'dd/mm/yyyy')

nästan 3 år ago | 0

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Answered
Three column table into matrix
I think table2array is the function you're looking for.

nästan 3 år ago | 1

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