search for: gumbel_distribut

Displaying 1 result from an estimated 1 matches for "gumbel_distribut".

2011 Jul 16
2
ecdf() to nls() - how to transform data?
...39;list' or 'environment' as a data-type, knots(ecdf(mydata)) gives me 'numeric'. What should I do now? Thanks in advance - Jochen Here is the code: ################################################# # --- Fit --- # Gumbel-Dist-Function, cumulative, http://en.wikipedia.org/wiki/Gumbel_distribution # ( - ( x - mue ) / beta ) # ( -e )^ # F(x) = e^ # formula for fitting-function # formula: y ~ I( exp(1) ^ ( - exp(1) ) ^ ( - ( x - mue ) / beta ) ) # data: ecdf( hgd$V1 ) # start: list( mue=0.1, beta=0.025 ) gpfunction <- ecdf( hgd$V1 ) gplistrange <- seq( 0.0, 1, b...