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How to Generate random number that most of them ZEROs
x=zeros(1,50); r=rand(1,50); PrZero = .8; % Adjust as needed to achieve "most of them zeros" x(r<(1-PrZero)/2) = 1; ...

8年弱前 | 0

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Somewhat lengthy question on distribution fitting
You might be able to do a lot of what you want with the routines here: <https://github.com/milleratotago/Cupid Cupid> To crea...

8年弱前 | 0

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Difference between manually fitting data with a distribution and Histfit() function?
"Is it due to the different scaling of y axis for the pdf?" Yes.

8年弱前 | 0

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Need to find the distribution from mean & standard deviation
As others have said, you should not expect the randomly sampled values to match the true mean and sd exactly, due to random samp...

8年弱前 | 0

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How to find inverse of a self written integral function?
No doubt there are more efficient methods for your particular function, but a quick and dirty general approach is to make a func...

8年弱前 | 0

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how marginal means (also called least square means) and standard deviation are calculated from repeated measure model? I do not have any "groups" in my data, I only have 76 samples each measured in 6 locations (1 location missing in one sample)
With this model I believe the marginal means and standard deviations for the different locations are simply the raw means and st...

8年弱前 | 0

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milleratotago/PlotTbl
MATLAB function for plotting data in table

8年弱前 | ダウンロード 1 件 |

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Vary the colour of a plotted curve depending on a third variable.
I've updated PlotTbl and it might do what you want now. You can specify any RGB values you want to correspond to the different ...

8年弱前 | 0

質問

How can I get plain text diary files?
I am trying to use diary() to save unit test output in plain text files for later checking. The output is pretty hard to read, t...

8年弱前 | 4 件の回答 | 1

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Why is the PDF value for my most frequent event the lowest value?
The normal distribution is not a reasonable model for the daily counts that you are accumulating. I think Akira's hint was corr...

8年弱前 | 0

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Vary the colour of a plotted curve depending on a third variable.
Maybe <https://au.mathworks.com/matlabcentral/fileexchange/64581-milleratotago-plottbl PlotTbl> will do it for you. From your d...

8年弱前 | 0

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Is there any way of extracting raw data from scanned plots of charts with X and Y scales defined on graph paper?
This is not inside MATLAB, but it might be helpful anyway: <https://automeris.io/WebPlotDigitizer/ WebPlotDigitizer>

8年弱前 | 0

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get variables from text file
GetNumsInAsciiFile (on FileExchange) will get you one long list of numbers, and then you can put them where you like. Maybe tha...

8年弱前 | 0

質問

Is there a better way to write this short function, without the 'for' loop?
function Rows = FindMatchingTableRows(Tbl,VarNames,VarVals) % Find the numbers of the rows in Tbl with the values % give...

8年弱前 | 1 件の回答 | 0

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Create a pseudo-random array with a set probability of similarity to an existing random array
With such constrained stimulus pairs it might be more straight-forward to generate exactly the pairs you want systematically and...

8年弱前 | 0

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How to change automatically the name of the title ?
Looks like you need a "figure;" command inside the loop to start a new figure window for each solver. I think you are now drawi...

8年弱前 | 0

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Fminsearch for fitting models?
Alessandro, it sounds like you are fitting probit models and/or psychometric functions. If so, you might find some very useful ...

8年弱前 | 0

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Need help with fprintf
Yes. The basic idea is to use "blanks" to pad out the length of the opponent field on each line to some maximum width that will...

8年弱前 | 0

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Removing the zero that precedes the decimal point
Here is a little follow-up in case anyone else has this problem... I had the same problem as z8080, and I wanted to solve it ...

8年弱前 | 0

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How to fit imposing some conditions?
If you want to keep the residuals positive, trying building in an extra penalty for negative residuals. In your original model f...

8年弱前 | 0

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back-transform rank data
I am not really sure what you are trying to accomplish since you still have the original Data, but maybe this will give what you...

8年弱前 | 0

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Creating a table then filling it with data.
How about this: # preallocate arrays to hold y, c, and m before you start the loop # store the values into those arrays as y...

8年弱前 | 0

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GetNumsInAsciiFile(sFName,varargin)
Read the numbers from an ASCII file, ignoring everything else.

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Calculation of probability using Beta ,lognormal and weibull distribution
"if I want to obtain the likelihood of getting a particular combination of values which represent these 3 properties of another ...

8年弱前 | 0

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how to develop a zero inflated weibull distribution in matlab
1. You might replace the zeros with some small nonzero value (e.g., half-way between 0 and the smallest value that can be record...

8年弱前 | 0

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How to skip (variable) white space using textread
GetNumsInAsciiFile on File Exchange will probably do what you want: <https://au.mathworks.com/matlabcentral/fileexchange/66692-...

8年弱前 | 0

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How to correctly specify WithinDesign for fitrm
WithinDesign lets you store specific numeric values associated with the levels of the within-Ss factors in the RepeatedMeasuresM...

8年弱前 | 2

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HOW TO USE Chi Squared Test to test Triangle Distribution?
It sounds like you are expecting h=1 and p<.05 when the fit is good, but that is not the way the test works, but that is backwar...

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how can i write t truncated distribution as a likelihood?
Not entirely clear what you are asking. Without looking too closely, your equation looks like the conditional density of x for a...

8年弱前 | 0

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Shortening nested If statements
Approximately: GR = [3.78 2.06 1.58 1.21 0.82]; magic_constants = [3.78 2.06 1.58 1.21 0.82]; for i=1:x j =...

8年弱前 | 1

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