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Analysing Noisy Video for Approximating Radiation Dose on an Observation Baloon
The way I understand your problem is that you're looking for variation in cosmic ray-flux with altitude? Or are you looking at s...

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Monod equations with ODE45
From the looks of your 3 coupled ordinary differential equations it seems unlikely that they have solutions that are neat elemen...

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How to reduce chromatic aberrations in color images?
1, Use matlab to design improved lenses that are achromatic. (This is by far the best way to go about it, nothing helps better a...

mehr als 5 Jahre vor | 0

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to find polar curve area
The area of a circle-sector is: Use that for each small sector of your areas, add them up, then change the number of elements...

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How can I plot boundary with these green points instead of these zig zag lines?
Use the function: convhull to get indices to points along the perimeter in order. See the help and documentation for details. ...

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Interpolation of non monotonic data.
The interpolation-function does something else than what you seem to try. It takes one data-vector, D, taken at a discrete set o...

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Pseudo zernike moment for an image
The Zernike functions are defined on the unit-disk, i.e. circel with radius 1. Your image is likely square, so your choise is t...

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How can I change Indexing of a Matrix?
This seems like a "very ambitious idea, with dubious benefits". But I'm not the one to judge, so I'll guess you have some good r...

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Orthogonality of a 4x4 DCT matrix
What does it mean that a matrix is orthogonal? What is the condition for two vectors to be orthogonal? Answer these two questi...

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How can i illustrate the fast fourier transform of an image ?
Typically you will have to take the log of the magnitude of the fft-coefficients to get a "nice-looking" illustration. That is d...

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Lowess smoothing disappears in Curve Fitting App
I suggest you scrap the curve-fitting app, the way to go is to start from Loren's nice blogg-post on LOWESS-fitting. That way ev...

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Random set of vectors and sort them via the x axis
Have a look at the help and documentation of the function sortrows. Also (if this is a educational programming task) read the he...

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How to control color and the intensity in a pcolor figure?
You could try something like this: lambda = 400:700; % Wavelengths in nm. I_of_lambda = % Solar-spectral intensity as a functi...

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Error using ode45
Perhaps your calling has become too "traditional" and is not properly supported. In that case (and in general) it might be enoug...

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Adding Harmonics of a sine wave together
You have to take into account that the fft returns complex Fourier-coefficient - that is both real and imaginary components. So ...

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How to plot scatter graph with colourmap functon
To make it short and simple couldn't you just use scatter and let it automatically scale the values? scatter(x,y,23,myVal,'fill...

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Double integral with rectangle transformation
No. Check things like this by simply doing things like this: [x,y] = meshgrid(linspace(-2,2,401)); pcolor(x,y,abs(x)+abs(y)),s...

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ODE with time dependant variable
Go to the help and then online documentation for ODE45, there you will find illustrated examples for both multiple coupled ODEs ...

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Equal Axis reduce the plot size
That is a terrible problen, what happens in your case, with increasingly narrow axes is (likely) unavoidable when you get very d...

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solving a coupled differential equations using ODE45
You have to put both ODEs together and integrate the pair at once. Let's look at an example equation: That pair of equations ...

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Let other applications use Matlab's version of the CUDA toolkit
0: I have no idea about legalities. 1, I found a lot with unix find: $ find ./ -iname \*cuda\*.so\* ./R2020a/bin/glnxa64/libo...

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How to more efficiently populate a sparse matrix
The general advice is to calculate and save the non-zero elements, and their array-indices, in 3 arrays and then once they've be...

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vpaintegral() returns wrong answer for g(t) = (mod(t,5))^2
Peculiar. If you look at g(t) you will see (well in my version of matlab): g(t) = (mod(t,5))^2 g(t) = t^2 Which shows that t...

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Why is it that Matlab has so many data types?
Partial "answer": In the beginning there were the double (32-bit?) and the char, and everything was peaceful, then they ate of...

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how to convert light spectral / intensity to RGB value?
Well I assume that you want to convert the envelope of the coloured region into a single RGB-tripplet. In your particular case I...

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Perform FFTW of a song
Instead of using the fft, that calculates one fourier-transform of the entire time-series, have a look at the spectrogram functi...

mehr als 5 Jahre vor | 1

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Break title into multiple lines? Part 2
This works: title1 = string('The first title-row'); title2 = string('Some Rosetta stonery'); title3 = string('Den sista titel...

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Multiplication of tranformation matrices gives strange result
You have confused permutation-matrices with mirroring and rotation-matrices. They are not the same. Your Rccw60 is not (what I t...

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How Do I plot Lat Long Altitude into a 2D countour
The problem you have is that you have coordinates for contours one level at a time, however since you have multiple closed loops...

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Minimize Difference in Partition Sums from Experimental Data
Yup, you will find the algorithm and information here: partition problem (wikipedia). HTH

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