Question

Reducing the size of images by a loop
Here I reduced the size of an image. But I want to reduce the size of all the images of my folder. Images are : abc_20190304_000...

2 years ago | 2 answers | 0

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Question

Making a video by selecting png images
How can I make a video by selecting png images from a folder? Also how can I save the video? the files are: abc_20190304_0001....

2 years ago | 2 answers | 0

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Question

Use of geoglobe in MATLAB R2017a
how can I use geoglobe in MATLAB R2017a. I want to make a full disc image of a three dimentional data

2 years ago | 1 answer | 0

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Question

Full disk imagery on earth globe in matlab
How to plot "full disk" imagery on earth globe in matlab? I have a three dimentional data in the format of (long x lat x time).

2 years ago | 0 answers | 0

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Question

how to make a spatial map with two dimensional matrix
I have a matrix SH=721X1440 I want to make a spatial map with that. lat=721x1 , lon=1440x1, time = 1044624. I attached lat matr...

2 years ago | 1 answer | 0

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Question

To find Maximum value and minimum value for each group of four rows for a 180*1 matrix
Say I have a 180x1 matrix. I have to find the max and min value of each 12 rows. e.g, max min value of 1-12th row and 13th to 24...

2 years ago | 2 answers | 0

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Question

Percentage change in the Y axix for unit change in X axis
If I have a 2D plot, how can I calculate the percentage change in the Y axix for unit change in X axis?

2 years ago | 1 answer | 0

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Question

Mean of 1st and 2nd, 3rd and 4th, 5th and 6th elements and so on
I have a 180x1 matrix. I want the mean of 1st and 2nd, 3rd and 4th, 5th and 6th elements like this. The new matrix then have 90 ...

2 years ago | 1 answer | 0

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Question

How to apply a bandstop filter after performing FFT
How to apply a bandstop filter after performing FFT on the this data, to remove the spikes ? SC is the data matrix. rows1 =le...

2 years ago | 0 answers | 0

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Question

Matrix operation in quiver plots
My matrices are, new_lon1 = 1440X1 lat1 = 721X1 U = 1X 721 X 1440 V = 1X 721 X 1440 I tried the making quiver plot by this...

2 years ago | 0 answers | 0

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Question

making of Quiver Plots
My matrices are, new_lon1 = 1440X1 lat1 = 721X1 U = 1X 721 X 1440 V = 1X 721 X 1440 I tried the making quiver plot by this...

2 years ago | 1 answer | 0

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Question

Matrix and Averaging problems
say I have a matrix V = 180x1 double. STEP 1 = I need to make 15 matrices, 12x1 column each ( Say Jan to Dec) STEP 2= I need t...

2 years ago | 1 answer | 0

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Question

Total number of zeros , ones , twos..etc in a matrix
I have a matrix where in the fourth column there will be numbers of 0 to 23. I need a separate matrix where there will be the to...

3 years ago | 1 answer | 0

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Question

How to extract rows based on a particular column values in a matrix?
I have attached a .mat file. It has two columns. In the second column if the values are greater than equal to 1 or if the values...

3 years ago | 2 answers | 0

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Question

mean of 6TH, 7TH AND 8TH numbers of every column
I have a 12x41 matrix. I want the mean of 6TH, 7TH AND 8TH numbers of every column. there will be a 41x1 matrix then

3 years ago | 1 answer | 0

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Question

how to take the average of 6th 7th and 8th value of a 12x1 matrix and it will continue upto 492x1 matrix
I have a 492x1 matrix. I have to take the average of the 6th 7th and 8th numbers. For better understanding I have 41 years, then...

3 years ago | 1 answer | 0

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Question

How to concatenate matrices to calculate mean
I have 40 matrices DJF1979_1980_125 to DJF2019_2020_125. Each matrix is 3x721x1440. I want a mean of all the matrices, that wi...

3 years ago | 2 answers | 0

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Question

concatenation of few matrix with a loop
C{1} = [total1979_125_30]; C{2} = [total1980_125_30]; C{3} = [total1981_125_30]; C{4} = [total1982_125_30]; C{5} = [total198...

3 years ago | 1 answer | 0

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Question

Averaging Every Element of some matrices
I have 40 matrices of 12x1. How can I take the the each element of every matrix and get a averaged matrix which will be 12x1

3 years ago | 2 answers | 0

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Question

Montage Function Problems in MATLAB
im1 = imread('denstrack_01May.png'); im11 = imresize(im1, [544 1048]); figure imshow(im11) im2 = imread('01.05.19.png'...

3 years ago | 2 answers | 0

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Question

combining four .png images

3 years ago | 1 answer | 0

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Question

saving png files in power point
How can i save 4 png images in a single power point slide using matlab?

3 years ago | 0 answers | 0

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Question

PNG file saving in power point presentation
clear clc %removed the clear all, close all, clc, as they are irrelevant here and can only cause problems project_dir = p...

3 years ago | 0 answers | 0

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Question

I have different matrix size for different data file. say one data is 846x399 and another is 4208x399. I need to add all the fil...

3 years ago | 1 answer | 0

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Question

Addition of data from different files using a loop
clear clc [files,pathname]=uigetfile('*.hdf','MultiSelect','on'); cd ../../../../../../../../../.. cd(pathname) fil...

3 years ago | 0 answers | 0

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Question

Linear Interpolation of two mismatched matrices

3 years ago | 0 answers | 0

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Grid Resolution Change in Matlab
My main data is 744x721x1440 (0.25x0.25 in degrees) double. Where Time = 744x1, Lat = 721x1, Lon = 1400x1. I do time averafe to ...

3 years ago | 0

Question

Grid Resolution Changing by Bilinear Interpolation
I have a matrix 1x721x1440 double, it has the vertical resolution 0.25x0.25 (in degrees). How can I change the grid resolution t...

3 years ago | 1 answer | 0

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Question

Grid Resolution Change in Matlab
If I have a matrix of 10x200x300 double of horizontal resolution 0.25x0.25 (degrees). How can I change the horizontal resolution...

3 years ago | 2 answers | 0