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SChow


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23 total contributions since 2019

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Question


Performing matrix operation without loop
Hi, I have two matrices (A and B), each of size, 4000x8000x3 (i,j,k). The 'k th' dimension of both matrix contains median and...

alrededor de 1 mes ago | 2 answers | 1

2

answers

Answered
Error in geoshow: (displaytype,'Surface')
pcolorm is an immediate alternative to using geoshow.

2 meses ago | 0

Question


Finding and replacing numbers with NaN
Hello, I have a matrix where the numbers only made up of 9 are fill values and should be replaced by NaN.; For eg: There are n...

2 meses ago | 2 answers | 0

2

answers

Question


Error in geoshow: (displaytype,'Surface')
Hi I am getting a weird error and the geoshow function is not working with 'Displaytype', 'Surface' and set(gca,'colorscale',...

2 meses ago | 1 answer | 0

1

answer

Question


Find string corresponding to another string within a text file
Hi, I have a text file, I was trying to read the latitide, longitude and station name corresponding to the associated strings...

2 meses ago | 1 answer | 0

1

answer

Answered
how to read NASA AMES FORMAT data
Okay, Matlab cannot read .nas files, so one needs rename the .nas files to .txt (or similarly suitable extensions), and then r...

2 meses ago | 0

| accepted

Question


how to read NASA AMES FORMAT data
I havea data with '.nas' extension (NASA AMES FORMAT). Is there a way to read it. I tried readtable and dlmread. None would work...

2 meses ago | 1 answer | 1

1

answer

Question


Extrapolate using half the slope than in original data
I have a set of 21 X,Y poinst which I intend to extrapolate by using slope (rate of change)= 1/2 than that is observed in the or...

3 meses ago | 1 answer | 0

1

answer

Question


Interpolating point LAT,LON data to make gridded data
I have lat,lon,z point values (not gridded), I want to interpolate z at 1.875x1.875 degree resolution. The below code doesnot p...

6 meses ago | 0 answers | 0

0

answers

Question


Interpolating scattered data within a shapefile/worldmap
Hi I have x,y,zi scattered data, where x is lon, y is lat and zi is the data, I want to interpolate and extrapolate the data wi...

6 meses ago | 1 answer | 0

1

answer

Answered
How to make the graphs more smooth in matlab
Hi, you may use the print function to save your figure at a desired high resolution print(gcf,'fname.png','-dpng','-r800');%%%f...

7 meses ago | 0

Question


Match strings from 2 tables
Hi, I have 2 tables example: TA= 'Name' 'Code' 'AFG' 120 'CAN' 210 'BER' 121 'FIJ' 910 ...

7 meses ago | 1 answer | 0

1

answer

Question


Finding matching strings from a table and making a new table
I have a huge table of size 18792010x57 (57) are the number of columns. As an example say the table (T) that looks like: 'A' ...

7 meses ago | 1 answer | 0

1

answer

Question


Find corresponding values for unique values in a matrix
I have two matrices A and B. I want to add up elements in matrix B for every unique element in matrix A and return C A =[1 47 2...

7 meses ago | 1 answer | 0

1

answer

Question


Matching elements in a matrix with elements in another matrix
I have a matrix, A=[1 3 4 3 1 5 NaN 3 6] and another index matrix B=[1 333 2 356 3 112 4 789 5 7...

8 meses ago | 1 answer | 0

1

answer

Question


match vector with first column of matrix
I have a matrix 'Mat' and a vector 'v', I want to match the vector 'v' with the first row of 'Mat' such that I get an output 'r...

8 meses ago | 2 answers | 0

2

answers

Answered
find the nearest values
Try the ismember function

8 meses ago | 0

Answered
making coarse matrix from fine resolution matrix
scaling = 5; %%% I scale Z1 by factor of 5 so that sepblockfun works, %%%%% sepblockfun is developed by MattJ and is available...

8 meses ago | 1

Question


making coarse matrix from fine resolution matrix
Hi, I am trying to make a coarse resolution matrix of 3600x1800 from a 8640x4320 matrix by summing up the elements of the matrix...

8 meses ago | 3 answers | 0

3

answers

Question


To rasterize polygons without using GUI
Hi, I am trying to rasterize a feature (POP2005) of a shapefile containing 246 countries. If I follow the example in https://d...

8 meses ago | 0 answers | 0

0

answers

Question


From vector data to raster
I am trying to convert a vector data corresponding to countries in a shapefile to raster at 0.1 degree resolution, For this I a...

8 meses ago | 0 answers | 0

0

answers

Question


remove chunkSize while creating a nc file in matlab
I am creating a .nc file after processing another file in MATLAB. I want the created .nc file to be of exactly the same format a...

alrededor de 1 año ago | 0 answers | 0

0

answers

Question


Can the matlab bar function handle negetive values now?
I want to plot the negetive values in a stacked bar graph in the negetive direction. I became aware that the 'bar' function cann...

alrededor de 1 año ago | 0 answers | 0

0

answers