Question


Upload txt file with time units
Hi, I have a text file like, 13:43:51 26.0503 0.0000060763786 13:43:51 26.0503 0.0000085937353 13:43:51 26.050...

plus de 11 ans il y a | 1 réponse | 0

1

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Question


Remove an item in legend
Hi, I have a legend like x, y, spline I would like the legend to only show x, y and not show spline as a dataset. How ...

plus de 11 ans il y a | 2 réponses | 0

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Question


how to set the figure width
I am trying to create a figure of width and height of 3 inches from an existing saved figure. How can I do this? I would lik...

plus de 11 ans il y a | 1 réponse | 0

1

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Question


Changing the confidence Interval
Is there a way to change the confidence interval from 95% to say 67% and recalculate the coefficients (with the 95% confidence b...

presque 12 ans il y a | 1 réponse | 0

1

réponse

Question


How to compare the standard errors
Hi, I have implemented a code for the slope, x_ceng = sum(xi)/n; % center of gravity of x m = sum(xi-x_ceng)*yi/sum(xi...

presque 12 ans il y a | 1 réponse | 0

1

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Question


Determine the the slope and its uncertainty?
Hi, I am trying to linearly fit a set of data points, find the slope and then compute the uncertainty of the slope, +, - unc...

environ 12 ans il y a | 2 réponses | 0

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Question


Check if matrix contains zero or not and ...
Hi, I want to check if matrix contains zero or not, and if its zero in a specific column that I pick.. say the first one, th...

environ 12 ans il y a | 2 réponses | 0

2

réponses

Question


Save constructed images into ascii-file?
Hi, I was wondering if its possible to save a matrix (containing image intensity ... ) into a ascii-file 2D array? I cre...

environ 12 ans il y a | 2 réponses | 0

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réponses

Question


Descending values in vector...
Hi, I would like to create a vector that goes from [ 2244 2243 2242 ... 4 3 2 1 ] Is this possi...

environ 12 ans il y a | 1 réponse | 1

1

réponse

Question


Plot an Gaussian function..
Hi, I am trying to plot a 2D/3D plot of a Gaussian function but I am having some issues. I don't see a Gaussian.. anyone that ca...

environ 12 ans il y a | 1 réponse | 0

1

réponse

Question


Plot the image intensities in 3D plot.
Hi, I have stored images in an array, example of the first image is myPict{1,1}{1,1} and the second, myPict{1,1}{1...

environ 12 ans il y a | 1 réponse | 0

1

réponse

Question


Legend in for loop
Hi, I have a problem. I want to plot a figure in for-loop of unknown number of values. figure cc=hsv(12); fo...

environ 12 ans il y a | 1 réponse | 0

1

réponse

Question


Fetching images from other location
Hi, I want to read in x number of images from a folder located in another folder using imread. How do I do this? I g...

plus de 12 ans il y a | 1 réponse | 0

1

réponse

Question


function handles
Hi, I want to create a function that calculates a equation, say for example function [n] = ns(dBcalc,wave, zL) ...

plus de 12 ans il y a | 1 réponse | 0

1

réponse

Question


Legend
Hi, I am plotting a matrix but I don't want the legend to divide the label into the different columns instead just one "legend" ...

presque 13 ans il y a | 1 réponse | 0

1

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Question


Matrix - empty selected cells
So I have a matrix with some real and some real and imaginary part. .. for example M = [ 1.23 1.34-4i 275-5i 4; 1....

presque 13 ans il y a | 1 réponse | 0

1

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Question


Plotting
Hi, I would like plot a few vectors but I don't want to plot the values of zero. How can I do this the most efficient way? ...

environ 13 ans il y a | 1 réponse | 0

1

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Question


3D-matrix
Can an 3D matrix store the coordinates (x,y,z) for each value in the matrix. Something like, M_coord = [ {1,1,1}, {1,2,1}, ...

plus de 13 ans il y a | 2 réponses | 0

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réponses

Question


finding last non-zero value from column
Given a matrix looking something like e.g. M = [ 1 1 1 1 1 1 ; 1 1 1 0 0 0 ; 1 1 0 0 0 0 ; 1 0 0 0 0 0; 0 0 0 0 0 0 ]; How can...

plus de 13 ans il y a | 3 réponses | 0

3

réponses

Question


Programming error?
My problem is that I have an image which I uploads. I want to obtain the line profile (intensity) for a certain leaning line of ...

plus de 13 ans il y a | 2 réponses | 0

2

réponses

Question


Get points from a figure
Hi, I would like to have a function which an image appear then the user can choose which point it was to use on an image. Wh...

plus de 13 ans il y a | 1 réponse | 0

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Réponse apportée
Difference
I want the difference per row, row one represents one solution and the second row represents another type of solution. Which...

plus de 13 ans il y a | 0

Question


Difference
I have vector A = Columns 1 through 5 0 0 0 0 0 0 0 ...

plus de 13 ans il y a | 2 réponses | 0

2

réponses

Question


Vector problem
I have a matrix A = Columns 1 through 5 1.5313 1.5316 1.5319 1.5321 1.5324 1.4612 1.4616 ...

plus de 13 ans il y a | 1 réponse | 0

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Question


Vector problem
I have a (3,51)-sized vector, I would like to remove all data (set to zero) that does not belong to a certain interval, x1 <...

plus de 13 ans il y a | 1 réponse | 0

1

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Question


About vectors
Hi, I have a vector of the size (6,51). In each column there are 3 negative values I would like to get rid off... How can I ...

plus de 13 ans il y a | 1 réponse | 0

1

réponse

Question


Simple calculations?
I would like to find dn1/dn2 in matlab and I have two vectors n1 and n2. How can I find dn1/dn2 the simplest way? Are the...

plus de 13 ans il y a | 4 réponses | 0

4

réponses