Keegan Carvalho

Last seen: circa 2 anni fa | Attivo dal 2018

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Learning to create climate data maps
There's a good number of resources. I use M_Map for all mapping pruposes in my projects and research work. Here's the link - h...

circa 2 anni fa | 2

Domanda

How to convert irregular daily data to annual data?
Hi All! I have a dataset (excel file attached - pcr.xlsx) of daily data values. The values are expressed as "Tonnes". I wanted ...

oltre 2 anni fa | 1 risposta | 0

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Domanda

How to set map limits on mapshow?
Hi all! I currently plotted a shapefile (attached "Expot.shp") on to the world map. However, I wanted to shorten the limits. He...

oltre 2 anni fa | 2 risposte | 0

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Domanda

How to fill polygons based on attribute values?
I have used the following code to load and plot the shapefile "Expot.shp" (attaced zip file). I wanted to plot the "Corr" attrib...

oltre 2 anni fa | 1 risposta | 0

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Transform 2d array latitude into 1d array latitude
Is "tos" the SST variable? I don't see "sst" it in the figure. If "tos" is the SST variable, then 256 x 220 x 1032 would corre...

oltre 2 anni fa | 0

Domanda

How to extract time series averaged over a region?
Hi All, I've been working on this monthly chlorophyll dataset where the "chl variable" has the dimensions 489x221x1X24 (lon x l...

oltre 2 anni fa | 1 risposta | 0

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How can I plot or place three or four figures in one figure
If I understood correctly, what you could do is use subplots. You could get your 4 images and then export them as one panel myi...

oltre 2 anni fa | 0

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How can i interpolate this data?
I'd assume "fillmissing" function would be best since you want to inteprolate the data row-wise (and this is not gridded interpo...

oltre 2 anni fa | 1

Domanda

How to take monthly average from table?
Hi all! I have an excel file (attached) - data.xlsx. The first column "date" has values stored as "yyyymmdd" format for each gr...

oltre 2 anni fa | 1 risposta | 0

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Domanda

How to get decade means of monthly 3D satellite data?
Hello Matlab World! I have been trying to convert the monthly netcdf data (file attached "bob") to decade data and later plot a...

oltre 4 anni fa | 1 risposta | 0

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Domanda

How to regrid data based on longitude-latitude variables?
Hey Matlab world! I am trying to regrid the data (file attached "air") from a 2.5 by 2.5 grid to a 0.5 by 0.5 grid of a 3d matr...

oltre 4 anni fa | 2 risposte | 1

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How to use fitnlm
Firstly, you need to know what fitting curve you are looking for; linear, quadratic, etc. I've gone with polyfit which you can l...

oltre 4 anni fa | 0

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Converting mat files to daq format
I believe daq files are like integer, characters or signed integer files. So you can try converting your variable to an int32 as...

oltre 4 anni fa | 0

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Extract data of a irregular shaped region from global data set
You will have to try indexing. Assuming you have a 3-d gridded data file (netcdf, etc.): t % t is a variable (like temper...

oltre 4 anni fa | 0

Domanda

How to take mean of rows of particular value?
I have an excel file with three columns (Year, Month, Temp). I wanted to find the monthly mean of Temp values from 1997 to 2019 ...

oltre 4 anni fa | 1 risposta | 0

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Domanda

How to find significance of correlation coefficients?
Hi Matlab World, I am trying to find the significance of the correlation coefficients between two variables ssh and t (Zip file...

oltre 4 anni fa | 1 risposta | 0

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Domanda

How to extract seasonal means?
Hey MATLAB universe! I have a file 360 x 40 x 444 (longitude x latitude x time). These are MONTHLY temperature values. The 444 ...

oltre 4 anni fa | 2 risposte | 0

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Domanda

How to extract values from a 3-d .mat file?
Hi, I loaded a netcdf file and derived a .mat file which is a 3-D matrix of lon x lat x value (360 x 40 x 111). I wanted to ext...

oltre 4 anni fa | 1 risposta | 0

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Domanda

How to find a particular value from 3-d matrix?
Hey MATLAB universe! I have a netcdf file of sea surface temperatures (360x40x444) and found the mean of it. I have obtained a ...

oltre 4 anni fa | 2 risposte | 0

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Shotest path between any two nodes in the graph
If I may, I have worked with ArcGIS and I don't think you can import .mxd files in Matlab. To the best of my knowledge, you can ...

oltre 5 anni fa | 0

Domanda

How to fix black figure error?
I have attached a zipped netcdf file named 'trial'. I wanted to plot a variable 'sst' on the map; the data is downloaded for the...

quasi 6 anni fa | 2 risposte | 0

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Domanda

How to adjust orientation of 2 maps?
I have attached the data file,'ssh.nc'. I used the following code to obtain regression coefficients between 'bottomT' and 'zos' ...