Questions about covariance-matrix
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Using the correlation matrix after a fit in Gnuplot
Say I need to fit some data to a parabola, and then perform some calculations involving the correlation matrix elements of the fit parameters: is there a way to use these parameters directly in gnuplo...
Rogert
Votes: 0
Answers: 2
What is model.cov_params() in statsmodels?
I am unable to understand what the [cov_params][1] from a fitted statsmodel represents. I thought it would be the covariance matrix of the data but that does not seem to be the case. It is not even sc...
figs_and_nuts
Votes: 0
Answers: 0
Error message in R: not a symmetric or triangular matrix
I am trying to convert a correlation matrix to a covariance matrix using cor2cov in R.
library(MBESS)
eff_1971 <- c(NA, .56, .25, .25, .22, -.47, -.01, -.06)
eff_1972 <- c(NA, NA, .23, .23, .25,...
jo_
Votes: 0
Answers: 1
Manually creating a correlation matrix in R
I have a correlation table from a book that I want to import into R.
The ultimate goal is to convert this correlation matrix into a covariance matrix using the cor2cov function. However, in order to ...
jo_
Votes: 0
Answers: 1