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Phil


Last seen: 2 years ago |  Active since 2013

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How to minimize the L1 norm of residuals?
Hello, The datasets I currently analyse are not normally distributed (according to shapiro-wilk and kolgomorov-smirnov @ p = 0....

3 years ago | 1 answer | 0

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answer

Question


Nonlinear fit to median instead of mean values?
Hey, my question might be more theoretical. The datasets I currently analyse are not normally distributed (according to shapiro...

3 years ago | 0 answers | 0

0

answers

Question


How to include the standard deviation in the fit and propagate the error?
Hello, fitting e.g. a monoexponential decay to a dataset with a custom least squares code and retrieving the fit parameters w...

5 years ago | 1 answer | 1

1

answer

Question


How to plot date and time on one axis?
Dear everyone, I'm trying to plot data I read from a sensor that saves these in a .txt file (example data and the function a...

9 years ago | 1 answer | 0

1

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Answered
MATLAB frequency histogram problem
Ok, worked it out. Fairly simple. function histogram(bins,counts) outvec = []; for i = 1:length(counts) ...

9 years ago | 0

Question


MATLAB frequency histogram problem
Hey everybody, I'm having trouble recreating a frequency histogram. The data are exported from an external software as ASCII....

9 years ago | 1 answer | 0

1

answer

Answered
How to transfer the size of a zoomed in image to the entire stack?
Thanks for your answer! This is what I tried in the "ClickedCallback" of the zoom tool. What I did was: xlim = get(han...

11 years ago | 0

Question


How to transfer the size of a zoomed in image to the entire stack?
Hey, currently I'm writing a GUI. It simply imports a tiff-stack and has some basic functions like pausing, resuming or slidi...

11 years ago | 2 answers | 0

2

answers

Question


I am trying to model a poisson process. When I histogram the inter-event times, the distribution is exponential. I want to prove that the simulation is Poissonian. How can I calculate the Fano-factor?I have a list of waiting times and spiketimes.
while duration <= Total_time randNumbers = rand(1,1); IVI = -log(randNumbers)/rate; SpikeTime = duration + IVI; ...

11 years ago | 0 answers | 0

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answers