Beantwortet
Can anyone help me with the a tentative guide on how to average across the two dimensions of a 3d array, and loop it across 86 timesteps?
If you have a temperature data cube T whose dimensions correspond to lat x lon x time, the simplest way to get an 86x1 array of ...
Can anyone help me with the a tentative guide on how to average across the two dimensions of a 3d array, and loop it across 86 timesteps?
If you have a temperature data cube T whose dimensions correspond to lat x lon x time, the simplest way to get an 86x1 array of ...
mehr als 3 Jahre vor | 1
| akzeptiert
Beantwortet
Better “centerpoint” than centroid of a concave polygon
I added a polycenter function to do exactly what you need in the Climate Data Toolbox for Matlab. If you have a shapefile, the...
Better “centerpoint” than centroid of a concave polygon
I added a polycenter function to do exactly what you need in the Climate Data Toolbox for Matlab. If you have a shapefile, the...
mehr als 3 Jahre vor | 0
Beantwortet
What should go in a next-generation MATLAB X?
If I could design Matlab from scratch I'd get rid of semicolons to suppress output, and make element-wise operations the def...
What should go in a next-generation MATLAB X?
If I could design Matlab from scratch I'd get rid of semicolons to suppress output, and make element-wise operations the def...
mehr als 3 Jahre vor | 0
Beantwortet
What should go in a next-generation MATLAB X?
I'd like to define ranges using square brackets for inclusive and rounded brackets for exclusive. So insead of if x>=20 & x<30...
What should go in a next-generation MATLAB X?
I'd like to define ranges using square brackets for inclusive and rounded brackets for exclusive. So insead of if x>=20 & x<30...
mehr als 3 Jahre vor | 0
Beantwortet
How can I convert a shapefile boundaries to lat and lon?
If it's a standard map projection, use projinv.
How can I convert a shapefile boundaries to lat and lon?
If it's a standard map projection, use projinv.
mehr als 3 Jahre vor | 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...
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...
mehr als 3 Jahre vor | 0
Beantwortet
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...
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...
mehr als 3 Jahre vor | 1
Beantwortet
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 ...
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 ...
mehr als 3 Jahre vor | 0
Gesendet
gridbin
A MATLAB function for gridding large datasets of scattered data.
mehr als 3 Jahre vor | 4 Downloads |
Gesendet
maskoverlay
A MATLAB function to easily overlay a mask.
mehr als 3 Jahre vor | 1 Download |
Gesendet
fast-ice
Matlab functions for loading Alex Fraser's fast ice dataset.
mehr als 3 Jahre vor | 1 Download |
Beantwortet
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...
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...
fast 4 Jahre vor | 0
| akzeptiert
Beantwortet
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...
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...
fast 4 Jahre vor | 1
| akzeptiert
Beantwortet
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 ...
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 ...
fast 4 Jahre vor | 0
| akzeptiert
Gesendet
Climate Data Toolbox for MATLAB
A set of low-level functions and tutorials for analyzing and displaying Earth science data.
fast 4 Jahre vor | 155 Downloads |
Beantwortet
Specific color corresponding to specific data using contourf colormap
Perhaps @Kelly Kearney's contourfcmap is what you need?
Specific color corresponding to specific data using contourf colormap
Perhaps @Kelly Kearney's contourfcmap is what you need?
fast 4 Jahre vor | 0
Beantwortet
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?
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?
fast 4 Jahre vor | 0
Beantwortet
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. ...
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. ...
fast 4 Jahre vor | 0
Beantwortet
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...
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...
fast 4 Jahre vor | 0
| akzeptiert
Beantwortet
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...
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...
fast 4 Jahre vor | 0
| akzeptiert
Beantwortet
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...
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...
fast 4 Jahre vor | 0
| akzeptiert
Beantwortet
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...
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...
fast 4 Jahre vor | 0
Beantwortet
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,...
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,...
fast 4 Jahre vor | 0
| akzeptiert
Beantwortet
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...
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...
fast 4 Jahre vor | 0
Beantwortet
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'),...
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'),...
fast 4 Jahre vor | 1
| akzeptiert
Beantwortet
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...
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...
fast 4 Jahre vor | 0
| akzeptiert
Beantwortet
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'...
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'...
fast 4 Jahre vor | 0
Beantwortet
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. :)
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. :)
fast 4 Jahre vor | 0
Beantwortet
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 ...
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 ...
fast 4 Jahre vor | 0
| akzeptiert
Beantwortet
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...
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...
fast 4 Jahre vor | 0
| akzeptiert