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ct8


Last seen: 8 days ago |  Active since 2022

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How to create a periodic pattern from two or more periodic data sets?
I want to create moiré fringes generated from two periodic sets (A, B) of points as shown in the attcahed. I have tried this scr...

9 days ago | 0 answers | 0

0

answers

Question


How to enhance and denoise an FFT diffraction image?
I have generated an FFT diffraction profile of a crystal. In the image I want to highlight or enhance only the primary (or brigh...

2 months ago | 1 answer | 0

1

answer

Question


How to generate an RGB image from a 8-bit greyscale image that has an uneven background?
I have a grey scale 8-bit image which I want to transform into an RGB image where R(red) corresponds to the brightest features, ...

5 months ago | 1 answer | 0

1

answer

Question


How to express this equation to convert y values to a new vector and plot as a function of x?
The equation is of the form: z (new vector) = y*[(e^(x/k*T)-1)/(x/h)^2]; where k = Boltzman constant, h = Planck constant, T = 3...

1 year ago | 1 answer | 0

1

answer

Question


How to correct background to extract fine features of a signal containing multiple gaussian envelopes?
I am trying to extract fine features and plot them from a signal that consists of two distinct gaussian envelopes. I used the ba...

1 year ago | 1 answer | 0

1

answer

Question


How to perform algebraic operations on an hyper stack image?
I have sets of images in folders A,B, ... containing images of dimension (n x m). How do I group the images and then perform on...

1 year ago | 1 answer | 0

1

answer

Question


How to add top and bottom x-axes labels to a heatmap?
I have a heatmap to which I want to add two x-axes, top and bottom, representing two different quantities. Attached are the .fig...

1 year ago | 2 answers | 0

2

answers

Question


Making a heat map from three vectors of different lengths
From a set of three vectors (x,y,z), I want to generate a heat map of x,y and z where the color bar would denote z-values.Perhap...

1 year ago | 1 answer | 0

1

answer

Question


How to generate histogram from a given (x,y) dataset?
From a set of x and y values (attached), I am trying to generate a histogram. histogram(data, nbins, 'Binwidth', 2, 'BinLimits'...

1 year ago | 1 answer | 0

1

answer