# Mathan

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**Content Feed**

How to find the index of the first element which is greater than a particular value in a matrix for all the columns.

[no_row,no_col] = size(c); Index_final = []; for ii = 1:no_col Index =[]; for jj=1:no_row if c(jj,ii...

6 months ago | 0

Question

Plotting filled contours on top of worldmap

Hi all, I was trying to plot a filled contour on top of a worldmap but for some reason one of the values seem to be drawn all o...

6 months ago | 1 answer | 0

### 1

answerQuestion

Is it possible to go through the elements of an array without resorting to length in a for loop?

Was just thinking whether there is something similiar to the below 'for loop of python a=[1,2,3]; for i in a: if i>2: ...

7 months ago | 2 answers | 0

### 2

answersQuestion

Storing values from inside the third loop to a variable outside the loops

Hi all, Is it possible to store values from the inside of a third for loop into a variable which is outside the loops? For inst...

7 months ago | 1 answer | 0

### 1

answerQuestion

Saving the output figures using saveas() as full sized images

Hi all, I was trying to save the output plots directly into my present directory using the saveas() command. Even though it sav...

7 months ago | 1 answer | 0

### 1

answerQuestion

Removing pages with all nan values from a multidimensional array

Is there any way to remove pages containing all nan values from a multidimensional array. Say I have this multidimensional array...

7 months ago | 1 answer | 0

### 1

answerQuestion

Showing legend even if data is not there

Hello, Could anyone point out what I am doing wrong in the below code (I am trying to show all the legend entries even if there...

7 months ago | 2 answers | 0

### 2

answersGiving different colors in skyplot when default colors repeat

Thank you once again.

8 months ago | 0

Question

Giving different colors in skyplot when default colors repeat

Hi all, I was trying to get a skyplot for 15 different satellites but it seems that the colors in the legend is repeating. I ac...

8 months ago | 2 answers | 0

### 2

answersQuestion

Plotting satellite elevation and azimuth using skyplot

Hello, I was trying to plot satellite elevations and azimuths (which are 210 x 3 matrices) using skyplot. I referred to https:/...

8 months ago | 2 answers | 0

### 2

answersQuestion

Colorbar with equal ticks between two power exponentials

Hello, I wanted to show a colorbar with values corresponding to equal step sizes of a certain number that is an exponent of 10 ...

8 months ago | 1 answer | 0

### 1

answerQuestion

Cannot use find() inorder to find the index of a time in datetime array

Hello, I was trying to find the index of a particular time having datetime format (attached here as time.mat). I tried the usua...

8 months ago | 1 answer | 0

### 1

answerQuestion

Is there any way to plot values that are exponent multiples of 10 as colorbar directly without having to take their log

I was trying to plot 3 variables (depth, height, particles - these are attached as .mat files) with depth along the x axis, heig...

8 months ago | 1 answer | 0

### 1

answerQuestion

Plotting powers of 10 on the colorbar

Hello, Is there any way to have powers of 10 (like 1e5, 1e6, 1e7) to be plotted on the colorbar as tickmarks without resorting ...

8 months ago | 2 answers | 0

### 2

answersQuestion

Why reshaping the matrix gives entirely different plots while using pcolor()

Hello, I was trying to plot 3 variables with two of them representing the X and Y axes while the third one is used to denote th...

8 months ago | 1 answer | 0

### 1

answerQuestion

Title for a color bar

Hi, I have been trying to add title to my colorbar using the following lines of code: col=colorbar; colorbar('XTickLabel', ...

8 months ago | 1 answer | 0

### 1

answerQuestion

Show time in x axis with increments of 10minutes

Hello, I was wondering whether it is possible to plot a graph with time on x axis that varies with 10 minute (or 15 minute or 2...

8 months ago | 1 answer | 0