Posts by david clarck • 333 points
7 posts
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2
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answers94
viewsQ: Find exponent of the data-fit equation, R
I would like to know how to adjust this equation/model below to my observed data (which are simple) so find the exponent p of this model y~x^(-p) My data is:…
rasked david clarck 333 -
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answer50
viewsQ: Adjust function with Laplacesdemon
i am trying to make the function adjustment y ~ o/(x*(x+t)^k) through a Bayesian technique through the function LaplacesDemon. However, the values obtained for the parameters are considered good, as…
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answers85
viewsQ: Decrease default error in Fitting (Std Error) R
I was trying to adjust a theoretical function to a point distribution through the function nls2. However, the errors of the adjustment are very large, that is, if a parameter must be between 2 and…
rasked david clarck 333 -
3
votes1
answer243
viewsQ: Best value for span/f parameter in lowess/loess function in R
I’m facing a problem with smoothing curves adjusted by functions lowess or loess in R, for the choice of the smoothing parameter f in the lowess or span in the loess I looked for some tips on web…
rasked david clarck 333 -
1
votes2
answers145
viewsA: Access the data values by the "boot" function
I found a possible solution here, then if someone has the same problem a way to solve and this. bias<- mean(bootMean$t) - bootMean$t0 desviopadrao<- sd(bootMean$t) original<-bootMean$t0…
ranswered david clarck 333 -
3
votes2
answers145
viewsQ: Access the data values by the "boot" function
I’m having a problem getting some values given by the function boot in R: My data dados<- c(16483.82, 16463.06, 15649.35, 15615.27, 20034.44, 16254.43, 16946.72) meanFunc <-…
rasked david clarck 333 -
11
votes1
answer573
viewsQ: Dispersion graph with marginal histograms
I wonder if there is a way to make a chart similar to this in the R: It is possible to make a dispersion Plot and to the side or below, as it presents the image, place the histogram representing the…