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Susan


42 total contributions since 2010

Professional Interests: Image processing

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Posted


Matlab .fig in a Word 2007 document
Hi all, I am writing a report in Word 2007 and copying my figures (.fig) into the document. It works fine but because I use a ...

3 years ago | 1980 views

Responded


Re: Compare an interpolation of data to the original
Hi all, Many thanks for your replies. @anyone: Many thanks; I'll have a look at the coeff of determination. And as always,...

3 years ago | 2276 views

Responded


Re: Compare an interpolation of data to the original
Hi, Thanks for your reply. Although I understand the reasoning behind doing the interpolation, I was hoping there was perhaps ...

3 years ago | 2276 views

Posted


Compare an interpolation of data to the original
Hi all, I have a raw dataset which I have fit an spline interpolation to. I want to compute a metric that compares the interpo...

3 years ago | 2276 views

Posted


imrect on an image with subplots
Hi all, I am loading a .fig file from which I wish to extract information - this file has a 2x1 subplot. I am using imrect to ...

3 years ago | 1581 views

Answered
Determine average of an image in .fig format
Hi, Thanks for your comment. I just learned that a .fig file is simply a .mat file with a different extension, so if you...

4 years ago | 0

| accepted

Answered
Determine average of an image in .fig format
Hi all, Thanks for your replies. However, I should clarify a bit. The computation I performed to yield my figures had a ...

4 years ago | 0

Question


Determine average of an image in .fig format
Hi all, I've saved a number of images as .fig as a result of extensive computations in Matlab 2007b. However, I would like to...

4 years ago | 4 Answers | 0

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answers

Responded


Re: Error opening .fig files
Thanks for the reply. I've just spotted the problem; just included this small code. figlist = findobj('type','figure'); savea...

4 years ago | 1774 views

Posted


Error opening .fig files
Hi all, I'm running a program which outputs my data as a .fig file and saves it in a folder. However when I go back to check i...

4 years ago | 1774 views

Question


Correlation coefficient of column data - fluctuating values
Hi, I am obtaining correlation coefficients of two sets of column data - I am not using _corrcoef_ or any function per se, I ...

4 years ago | 0 Answers | 0

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answers

Question


Plotting separate line profiles together to form a 3D plot
Hi all, I have captured stepped data across the x-axis of a light beam yielding a 2D line profile of intensity vs distance. I...

4 years ago | 1 Answers | 0

1

answer

Answered
Save one image as part of a larger image
Just cracked it myself. Simple mistake. Needed to initialise the image inside the first for loop. :) num_B = 10 num_A ...

4 years ago | 0

Posted


Error saving multiple images
Hi all, I'm having difficulties saving mutliple images with the following code. I'm processing 500 images in total - 10 (i_B i...

4 years ago | 1036 views

Question


Save one image as part of a larger image
Hi all, I have processed image data into a 10x512 pixel array. I have multiple images all this size and I would like to disp...

4 years ago | 2 Answers | 0

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answers

Question


Apt way to plot a collection of 2D datasets?
Hi all, I am processing images and am saving a (1xN) array of the mean computed image data such that if I plot a single datas...

4 years ago | 0 Answers | 0

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answers

Question


Finding corresponding interpolated x values for defined y values
Hi all, I have obtained data and plotted it. I then interpolated it via spline interpolation and everything works fine. Howev...

5 years ago | 1 Answers | 0

1

answer

Responded


Re: Save max values and locations to a matrix
Thank you kindly :)

5 years ago | 1663 views

Posted


Save max values and locations to a matrix
Hi all, I want to output the max XCF value of the below nested for loop. I can do this fine with function max of course, but I...

5 years ago | 1663 views

Posted


Cross-correlation between many frames
Hi all, I would like to perform the crosscorr function on images which contain intensity data fluctuations. I have been readin...

5 years ago | 1374 views

Responded


Re: AVI files to images
ImageAnalyst, Thank you very much for the code help! It seems to do exactly what I wanted to, I am very grateful. Kind regards...

5 years ago | 3783 views

Responded


Re: AVI files to images
ImageAnalyst, Thanks for your reply. I keep getting an error staing that only one frame is being passed to frame2im. I tried ...

6 years ago | 3783 views

Posted


AVI files to images
Hi all, I wish compute the ifft of each frame of an avi file. In order to do this, I have converted frames of a .avi file to i...

6 years ago | 3783 views

Posted


Displaying plots in documents
Hi all, I wish to display my Matlab plots in Word - has anyone any tips of how to display them the best? I've saved mine as .bm...

6 years ago | 1615 views

Posted


Zero-padding
Hi, I have a data file that has 1024 values and I would like to pad this out to N times the amounts of data points, e.g. 2*N = ...

6 years ago | 5720 views

Posted


Plot vertical lines on plots
Hi all, I wish to plot vertical lines at specific points so that they stand out. My plot call is as follows: plot( X, zeros(si...

6 years ago | 6548 views

Responded


Re: Roots - Bisection method
Many thanks for your help Hasam, objectives achieved. :)

6 years ago | 6970 views

Responded


Re: Roots - Bisection method
Husam, Thank you very much for your repl(ies). I have implemented what you suggested and indeed the code outputs periodic root...

6 years ago | 6970 views

Posted


Roots - Bisection method
Hi all, I have created a simple sine plot and I wish to implement the bisection method to yield all the intersection points alo...

6 years ago | 6970 views

Responded


Re: Rotating through a known angle
Hi Jan, Yes, apologies. At present when I run my code it gives me a plot of my shape as expected. However, I would like to ha...

6 years ago | 4114 views

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