Réponse apportée
Permutation Generation Requiring at least A, B, or C MUST Equal x.
Would this give you what you want? Step 1: Generate all possible permutations of r-1 of the numbers in n. Step 2: Augment ...

presque 8 ans il y a | 0

| A accepté

Réponse apportée
how plot fitting curve with The Gumbel distribution
I guess your y values are counts indicating the number of times each x value was observed. So, the full data set of observed x v...

presque 8 ans il y a | 0

Réponse apportée
How can i do monte carlo analysis
If X & Y are independent, then pdf_joint(x,y) = pdf_x(x) * pdf_y(y). You should be able to get contour lines from that. I'm not...

presque 8 ans il y a | 0

| A accepté

Réponse apportée
Evaluation Criteria for Missing Data Imputation Techniques
You can't evaluate the performance of the different imputaton methods with respect to your actual data set, for exactly the reas...

presque 8 ans il y a | 0

Réponse apportée
How to know what distribution is my time data
Try the distribution fitter app: <https://au.mathworks.com/help/stats/model-data-using-the-distribution-fitting-tool.html dist...

presque 8 ans il y a | 0

Réponse apportée
How to fit multivariate pdf and cdf from data
You don't need a bivariate histogram to fit the bivariate normal--just use the sample means and covariance matrix. Here's an ex...

presque 8 ans il y a | 1

| A accepté

Réponse apportée
How to speed up calculations of integral and summation
It seems wasteful to do this z2=load('Tc_Tmatrix_ordered.txt'); inside the function that you are integrating. Can't you...

presque 8 ans il y a | 0

| A accepté

Réponse apportée
using findgroups and splitapply (or an alternative) to find the minimu value in a range of values
Couldn't you just form a new variable Agrp which has the A values grouped into whatever bins you want? Then repeat what you are...

presque 8 ans il y a | 0

| A accepté

Réponse apportée
Most appropriate data structure for multi-level nested dataset
Maybe your best bet is to use a much simpler table data structure. Each row in the table would correspond to one combination of...

presque 8 ans il y a | 1

| A accepté

Réponse apportée
bootstrap p-value
Let me try to summarize your question (to see if I understand it correctly): You are evaluating some underlying model that pred...

presque 8 ans il y a | 1

| A accepté

Réponse apportée
can any one suggest me how we can fit a distribution which is a sum of various standard distributions to given data or to a normalized histogram
You might be able to use <https://github.com/milleratotago/Cupid Cupid> . It provides a lot of ways to form new distributions b...

presque 8 ans il y a | 0

Réponse apportée
For loop to correlate column 1 in variable 1 to column 2 in variable 2 and so on.
for i=1:30 tmp = corrcoef(A(:,i),B(:,i)); C(i) = tmp(1,2); end

presque 8 ans il y a | 0

Réponse apportée
How do I write the code to compute wave frequencies (alpha, beta, theta, gamma) and amplitude for specific timepoints of EEG data?
Have a look at <https://sccn.ucsd.edu/eeglab/index.php EEGLab>

presque 8 ans il y a | 0

Réponse apportée
Why pdf value of gaussian Mixture Model (GMM) is greater than 1?
As I understand the question, the answer only depends on the pdf's, not on where they came from (here, GMM). GMM_sea=fitg...

presque 8 ans il y a | 0

Réponse apportée
Interpretation of the p-values
I am not sure I understand your question, but maybe this will help: p is the probability of getting such an extreme correlati...

presque 8 ans il y a | 0

Réponse apportée
how to generate log normal random number
<https://github.com/milleratotago/Cupid Cupid> has a class for a version of the lognormal where you specify the mean and sd of t...

presque 8 ans il y a | 0

Question


How can I turn off fminsearch's exiting complaints?
Is there any way to turn off all of fminsearch's complaints to the command window, such as this one: Exiting: Maximum numbe...

presque 8 ans il y a | 2 réponses | 1

2

réponses

Réponse apportée
Generation of numbers resembling a prior distribution
You could try to create a distribution with the shape you want using <https://github.com/milleratotago/Cupid Cupid>. Finding the...

presque 8 ans il y a | 1

| A accepté

Réponse apportée
How to calculate standard errors for estimated parameters for a 3-parameter Weibull Distribution?
One method is to use Fisher information; another method is to use bootstrapping. Google will explain these if you are not alrea...

presque 8 ans il y a | 2

| A accepté

Réponse apportée
Bounds on objective function and dependent state with FMINCON
Would it work to include a penalty for too-low y at the end of your function f? Something like this: function y = f(x) ...

presque 8 ans il y a | 0

| A accepté

Réponse apportée
fitting a 3-parameter of Weibull PDF using mle
Cupid ( <https://github.com/milleratotago/Cupid GitHub> ) says the ML estimates are Weibull(468169.4353,0.92433,11159.7031), obt...

presque 8 ans il y a | 0

Réponse apportée
fminsearch from table or mat, choose row values
I don't think fminsearch is the best way to solve this problem. Here is a different approach: % T is your data table. % ...

presque 8 ans il y a | 0

| A accepté

Réponse apportée
How can I make a probability distribution that is composed of several normal distributions added and subtracted together?
A lot depends on exactly what you mean by “subtracted”, but here are a few thoughts. In general, you can decrease the probabi...

presque 8 ans il y a | 1

| A accepté

Réponse apportée
Model calibration in Matlab: find minimum RMSE
It seems like you have to start by writing the function to compute RMSE for a given set of parameter values, e.g., function thi...

presque 8 ans il y a | 0

Réponse apportée
How to repeat function for different arrays?
Just to give a slight variant of db's answer, another option is to hold all these arrays as fields within a structure, say 's'. ...

presque 8 ans il y a | 0

Réponse apportée
Mixed effect model with binary response variable
It sounds like you have a 2x2 table for each participant with a total of 240 observations across the four cells for that partici...

presque 8 ans il y a | 0

Réponse apportée
How do I return the indices of randomly sampled matrices?
Especially if A has duplicated scores, it might be better to randomly sample the positions and then take elements of both arrays...

presque 8 ans il y a | 0

| A accepté

Réponse apportée
Investigating correlation for unequal signal lengths
It looks like you have a lot of readings, so you might be able to estimate the correlation pretty accurately even if you only us...

presque 8 ans il y a | 0

| A accepté

Réponse apportée
Simulate command window keystrokes from script/m-file
If the app will read from redirected input, you might be able to use something like this: 'app input.in < keys.txt' keys...

environ 8 ans il y a | 0

Réponse apportée
How to Generate random number that most of them ZEROs
It depends a little on whether you want (1) _exactly_ the same number of zeros in each random set, or (2) a large number of zero...

environ 8 ans il y a | 0

Charger plus