Answered
How to change datenum to normal date format?
You can use this function from the matlab file exchange to read time from a ncetcf file in user specified format: https://in.ma...

3 years ago | 0

Answered
For loop for hilb matrix
for i = 5:5:40 output_mat=hilb(i); % if you wish to store in cell array, uncomment the below line output_mat_cell{i...

3 years ago | 0

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Answered
How to create nc file having lat, long, time, and 2D matrix
I hope this helps. [data]=xlsread('test.csv'); lat=data(2,2:end); lon=data(1,2:end); vardata=data(3:end,2:end); vardata(:,s...

5 years ago | 0

Answered
How to extract data from nc file by using shape file in MATLAB
You can use maskregion function, which mask out the data as per your shapefile. Example you can refer to for your convenience ...

5 years ago | 0

Answered
How to save the results of NetCDF as .nc file?
You can use nccreatewrite function to create a nc file having all the required variables. Example: lon=(65:0.5:95)'; lat=(3:0....

5 years ago | 1

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Answered
Saving data to .txt
Use dlmwrite to write into a ASCII file. A=magic(5) dlmwrite('sample.txt',A)

5 years ago | 0

Answered
determining the value of an x corresponding to specifec y from the graph
Use polyfit to fit a linear line along all data points. It gives you a linear equation in terms of x and y. Just insert the valu...

5 years ago | 0

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Answered
How to draw this 2 dimension figure (antenna feature) in Matlab?
I have just plotted your data simply. Check this out. figure('Units', 'Normalized', 'OuterPosition', [0, 0.04, 0.32, 0.96]);...

5 years ago | 1

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Answered
How to sum two probability density functions?
"sum two of these pdfs and also substract both"? Are you pretty sure to add the pdfs? My suggestion is to first add data and ...

5 years ago | 0

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Answered
Converting a 2d vector to a 4d vector
Let's take a random data A A=randi(10,30,2); Use permute to change into 4D B=permute(A,[3,4,2,1]); Now, B(:,:,2,24) and...

5 years ago | 0

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Answered
How do i filter out certain values in a cell matrix using conditions for strings ?
You can use _contains_ to find the required letter. _contains_ gives true if the part of search string contains in the main stri...

5 years ago | 2

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Answered
The size of X must match the size of Z or the number of columns of Z.
There are few mistakes I want to highlight. You have used, contour(lat,lon,z............. It should be contour(lon...

5 years ago | 0

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Answered
How do I efficiently find the mean and covariance of a cell containing matrices with different rows?
Use concatenate to mix up all cells into one matrix. cat(2,C{:}); %you can use this only if number of rows must be same in ...

5 years ago | 1

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Answered
How to present OBJ file (read as a mesh file) in a contour plot?
An example of creating a mesh is here, [X,Y] = meshgrid(-5:.2:5); R = sqrt(X.^2 + Y.^2); Z = sin(R)./R; mesh(X,Y,Z...

5 years ago | 1

Answered
Placing multiple rectangles layout
figure rectangle('Position',[1 1 2 4],'Curvature',0) rectangle('Position',[5 2 4 3],'Curvature',0) rectangle('Positio...

5 years ago | 1

Answered
Shapefile distorted on World Map
"I'm not sure if it is an issue with my shapefiles or with how I'm projecting". Its only because of projection, the continen...

5 years ago | 1

Answered
Remove Data Outside Range
AA=temp(temp(:,1)>=4 & temp(:,1)<=20,:); There is no need to remove. Directly store the numbers which you need. [xx,yy...

5 years ago | 1

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Answered
interp and interp3 give different size arrays
x0 = 1:100; y0 = 1:90; z0 = 1:100; data1=randi(10,90,100,100); %defining data over coarser resolution dimen...

5 years ago | 2

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Answered
Animation using plot inside for loop
clc clear h=figure for n = 1:10 x_origin = 0; y_origin = 0; x_bob = 0.75*sin(n); y_bob = ...

5 years ago | 3

Answered
Creating a report file in txt format and merging it with created text file
Please refer to these problems. <https://in.mathworks.com/matlabcentral/answers/32377-appending-a-file> <https://in.mathwo...

5 years ago | 1

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Answered
Counting occurrences of each column in a matrix
Since you have not given any sample data, I am taking some random data. A=randi(50,50,50); A(A<=25)=0.4; A(A>25)=0.6;...

5 years ago | 1

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Answered
Reading very heavy .txt files and writing into .xlsx
A=randi(10,50,50); %a random matrix to store in excel file xlswrite('sample.xlsx',A,'sheet1','A1') You can use 'sheet1' ...

5 years ago | 1

Answered
Height and width of an image
Try this, A=imread('testing.jpg'); AA=rgb2gray(A); len=max(arrayfun(@(x) length(find(AA(:,x)~=255)),1:800)) bred=m...

5 years ago | 1

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Answered
How to Write Output Figure with Table inside to Excel
"I have an image output with a table on my code" You can directly write this table in excel using xlswrite. A=randi(10,5...

5 years ago | 1

Answered
Logarithmic color scale in 2d histogram
Use ruler.scale to set log axis in colorbar. contourf(randi(1000,25,25)) cx= colorbar(); cx.Ruler.Scale = 'log'; c...

5 years ago | 2

Answered
how to load dat file without header?
Since you have not attached any sample file, I am giving you an example with a attached file. A=importdata('sample.txt'); ...

5 years ago | 1

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Answered
If statement with many logical or.
Write statement inside of the loop for a1 = 0.4 : 0.1 : 1 for b1 = 0.2 : 0.1 : 1 if (a1 == b1 && b1 > 1-a...

5 years ago | 1

Answered
Sorting content of table columns
I am giving an example to explain. clc clear load patients T = table(Gender,Age,Height,Weight,Smoker,Systolic,Dias...

5 years ago | 2

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Answered
how to read multiple mat files and and extract data from those
Whenever you wish to load all files, just use dir. F=dir('*.mat') for i =1:length(F) load(F(i).name) end

5 years ago | 1

Answered
How can i plot graphs?
"How can i plot graphs?" Here is the sample program of plotting multiple lines in matlab. clc clear var1=rand(1...

5 years ago | 1

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