Pawel Tokarczuk
Imperial College
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Feeds
How do I modify a "drawassisted" ROI with a "wait" function ?
To answer my own question: The wait method which was missing in 2018b is present in 2020a, so I can get the behaviour I want....
oltre 5 anni fa | 0
Domanda
How do I modify a "drawassisted" ROI with a "wait" function ?
I want to implement freehand and assisted manual segmentation in a GUIDE GUI using MATLAB version 2018b or 2020a. In the atta...
oltre 5 anni fa | 1 risposta | 0
1
rispostaDomanda
Imellipse ROI not resizing in MATLAB GUIDE (2017b)
I want to select a circular ROI in a set of image axes in a GUIDE GUI. The following test code works as expected: %% Clear the...
quasi 6 anni fa | 1 risposta | 0
1
rispostaImellipse ROI not resizing in MATLAB GUIDE (2017b)
To answer my own question: the solution is to use MATLAB 2015aSP1 rather than 2017b. This is not the first time that problems w...
quasi 6 anni fa | 0
| accettato
Domanda
Re-using image co-registration parameters
I have some velocity-encoded MR images (magnitude and phase) which I would like to co-register. The magnitudes are clean, and al...
oltre 7 anni fa | 1 risposta | 0
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rispostaDefining a 4d double
I think what you need is something like: Velocity = zeros([NROWS, NCOLS, NTIMES], 'double'); [ X, Y ] = meshgrid(0:N...
oltre 8 anni fa | 0
How do I test if a matrix is unitary?
Your notation suggests that what you need is the matrix exponential: U = expm(i*H); This is not the same thing (in gener...
oltre 9 anni fa | 1
Strange colormap behaviour in MATLAB 2013b
Many thanks, that's clear and complete. I hadn't realized that 'jet' could take a parameter - I assumed it was a built-in funct...
oltre 11 anni fa | 0
Domanda
Strange colormap behaviour in MATLAB 2013b
I want to use a colormap in a MATLAB GUI to review a large number of images from an earlier analysis. I have tested the followin...
oltre 11 anni fa | 2 risposte | 0
2
risposteI have a .jpg file of an ECG or EKG report. How can i read the plots and extract the PQRST from the graph?
You don't need to use MATLAB. Try: http://sourceforge.net/projects/digitizer/files/Engauge%20Digitizer/digitizer-5.1/ If 5...
oltre 12 anni fa | 0
Risolto
Output any real number that is neither positive nor negative
Output any real number that is neither positive nor negative
quasi 13 anni fa
