Question

Image after saving, changing the orientation!
Please have a look at the attached figure. Figure1: Is my real data, the intensity map plot with the function 'colormap'. I wan...

mer än 9 år ago | 0 answers | 0

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answers

Question

Applying a function row by row in a matrix
I want to apply a function to each row in a matrix. For example, my function is function(R,L); where R is the input (row) and L ...

mer än 9 år ago | 1 answer | 0

1

answer

Question

semilogy and log10 : To make display in the same way
How to make the semilogy and log10 plot appear in same way? A=[1:15]; B=[3:17]; figure(1) semilogy(A,B) figur...

nästan 10 år ago | 1 answer | 0

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answer

Answered
Can I plot a point with an arrow towards it?
check plot::Arrow3d Is this the same thing what you mean? I found a few functions in Matlab fileexchange. May be tha...

nästan 10 år ago | 0

Answered
Select rows given a condition
Try this: B=A(any(A==1997,2),:)

nästan 10 år ago | 1

Question

How to exclude some files while load a set of files using a loop?
I am loading a set of files using loop as follows: for k=1:10 A{k} = load(['E:/MatlabData/File',num2str(k),'.asc']); ...

nästan 10 år ago | 2 answers | 0

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answers

Question

How to fix one point with no error while curve fitting
I have a data to fit linear plot. But I want to fit the first point with no error. I mean, the fitted curve should fix on the fi...

nästan 10 år ago | 2 answers | 0

2

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Answered
Reading this ASCII data in MATLAB
Files are not attached. Did you try to load using load ('filename') function? Also, plot(x,y) function to plot the map!

nästan 10 år ago | 0

Question

The loop in my code is taking longer time. Any way to make it faster? or any other faster way?
I have to read almost 22 files (.asc format). I made a loop to put all those in a cell array and make the histogram. But unfortu...

nästan 10 år ago | 0 answers | 0

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Answered
Setting axes in bar function
use xlim, ylim options... you can simply give xlim=([xmin xmax]); ylim=([ymin ymax]); or set(gca,'XLim',[xmin xmax...

nästan 10 år ago | 1

Question

How can I loop this code for several data files and finally accumulate all the plots together?
I have a code: B=load('Data1.dat'); Dat=[B(:,1) B(:,2)]; nbins=[1000 1000]; n=hist3(Dat,nbins); n1 = n; n1(size(...

nästan 10 år ago | 1 answer | 0

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answer

Question

How to get the projection of a 2D colorplot on x axis?
I have a 2D color plot as following: <</matlabcentral/answers/uploaded_files/13526/matlabAnswers.jpg>> how can I choose ...

nästan 10 år ago | 1 answer | 0

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answer

Submitted

saveseq.m
Save the files by numbering the file name sequentially

nästan 10 år ago | 1 download |

Question

I want to make a function with save option.
I have the following code in my script (this code looks for the file in directory and save with filename#, numbering sequentiall...

nästan 10 år ago | 1 answer | 0

1

answer

Question

To save the data files numberig
Is there any way to save the data as data file by numbering it automatically. I mean, this command should look if another file w...

nästan 10 år ago | 1 answer | 0

1

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Question

To take parameter of a fit from one section to use in another fit in the next section.
I have a program which make a linear fit on a data. I want to use the slope of this linear fit on another data where I fit expon...

nästan 10 år ago | 1 answer | 1

1

answer

Answered
check if two variables are not equal to zero.
ind=find(V==0) size(ind) OR sum(V(:)==0) %this will give the number of zeros

nästan 10 år ago | 0

| accepted

Answered
Set min and max value for the color bar on a script
Try caxis([min max]);

nästan 10 år ago | 0

| accepted

Question

Counting the number of events and total number of blocks from a file.
I have results of my experiment on a .dat file (.text version is attached here with). It is obtained after doing experiments for...

nästan 10 år ago | 1 answer | 0

1

answer

Question

Title the figure outputs of a function with different comments.
I have a program which uses a function named 'PlotColorMap'(I created this function). This function plot color maps for the data...

nästan 10 år ago | 1 answer | 0

1

answer

Question

I want to repeat a section several times taking different values
A section of my program is as follows: Dat=[Data(:,1) Data(:,2)]; nbins=[100 100]; figure hist3(Dat,nbins,'FaceAlpha...

nästan 10 år ago | 2 answers | 0

2

answers

Question

How to delete/subtract/make zero all the values above a specific value?
My data has three columns. I want to do three things. 1) In the first analysis, I want to delete all the values above 255. ...

nästan 10 år ago | 2 answers | 0

2

answers

Question

How to sort a set of data according to the ascending order with time?
I have a data with three columns (X, Y and Time). This data is recorded for many different cycle of experiments. When the cycle ...

ungefär 10 år ago | 1 answer | 0

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answer

Question

How to sort all the columns of a file into a single column?
I have a data file having several columns of values. I want to sort all the columns of the file into one column. For example let...

ungefär 10 år ago | 2 answers | 0

2

answers

Question

How to zoom a region of a plot?
I have a program which plots 6 different data as separate plots. I want to get those plots zoomed in a range. For example, my or...

ungefär 10 år ago | 1 answer | 0

1

answer

Question

How to fit a square and find the center point?
I have a data plot look like in the picture: <</matlabcentral/answers/uploaded_files/6810/Image%20for%20MatlabCentral.jpg>> ...

mer än 10 år ago | 1 answer | 0

1

answer

Question

Compare and replace elements in a matrix
I have a matrix say A=[1 2 3 4 5 6 7 8 9 10] B=[2 5 10]. I want to compare A and B so that 2,5 and 10 (in B) should be replaced...

mer än 10 år ago | 2 answers | 0

2

answers

Question

Eliminate events from the plot
I have a data with three columns X, Y and T. X and Y represents positions of and event and T the corresponding time. What I did ...

mer än 10 år ago | 1 answer | 0

1

answer

Question

How to run a code for several files also how to stop the code for a specific number of files and give output?
I have following code: A=load('CurRunA.dat'); X=A(:,1); Y=A(:,3); figure( plot(X,Y) I want to run this code for se...

mer än 10 år ago | 1 answer | 0

1

answer

Question

To fit the angular distribution with a given equation.
I have a data (A) with two columns Rho and Theta (in polar coordinates). If I plot the histogram of Theta, I get Y(Theta). ...

mer än 10 år ago | 1 answer | 0

1

answer