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15 results for “from:osama”

MCD distance
osama · Jun 6, 2003 · r-help

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TL diagram
osama · Jun 27, 2011 · r-help

the backage lmomco can plot the L-moments ratio diagram would it be possible to draw the TL moments diagram also? -- Osama Abdelaziz Hussien Department of Statistics Faculty of Commerce Alexandria University Egypt

covariance matrix TL-moments
osama · Jul 3, 2011 · r-help

The backage lmoments computes the L-moments covariances. does anyone know a backage to compute the TL-moments covariances thank -- Osama Abdelaziz Hussien Department of Statistics Faculty of Commerce Alexandria University Egypt

join
osama · Mar 1, 1998 · r-help

join r-help Osama hussien -.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.- r-help mailing list -- Read http://www.ci.tuwien.ac.at/~hornik/R/R-FAQ.html Send "info", "help", or "[un]subscribe" (in the "body", not the subject !) To: r-help-request at stat.math...

tl moments diagram
osama · Jun 26, 2011 · r-help

The package lmomco gives the L-moments ratio diagram for some distributions. It is important to have the TL-moments ration diagrams also. Does anyone know how to get this diagrams. thank you -- Osama Abdelaziz Hussien Department of Statistics Faculty...

Increasing resolution of stkrige maps
sara osama · Jun 13, 2017 · r-sig-geo

Dear all I have created interpolated maps using stkrige in gstat but when copying it and paste in word file the resolution is not good enough is there any way to increase the resolution of the created maps in R...

Question about the anisotropy factor in the sum metric spatiotemporalcovariance gstat
sara osama · Oct 2, 2017 · r-sig-geo

Dear all. I have a question about the sum metric spatiotemporalcovariance function in gstat. I need to understand the theoretical background and the meaning of the anisotropy (Anis) in it. If anyone can help me in this I will be...

Test for spatial stationarity
sara osama · Jul 31, 2017 · r-sig-geo

Dear all Hope this email finds you well. I want to ask if there is a formal test for spatial stationarity like the one for temporal stationarity. I have searched a lot, but I could not find a formal test...

Estimate garch model by GMM
Osama Mostafa · Jul 8, 2020 · r-help

Dear Professors Hope this e-mail find you well. I am currently doing my Masters in statistics and econometrics and my thesis is about the Properties and Estimation of Garch Models and their applications I need to know if it...

fitting distributions
osama · Jun 29, 2001 · r-help

Hi; I would like to fit a contiuous right skewed dist. to a set of data. So, I want to use MLE or Robust estimation of the parameters, then use A-D or K-S test or Robust alternative for...

questions about gstat krigeST
sara osama · Apr 8, 2017 · r-sig-geo

I have used the gstat package for analyzing air pollution data from a network of monitoring statins using *krigeSTTg* and I have two main question that i really need their answers for completting my work: first: Can we use the...

spatial distance in sum metric spatiotemporal variogram
sara osama · Oct 18, 2017 · r-sig-geo

Dear All, I have fitted the attached sum-metric variogram using the following command: varpm10 <- variogramST(lnpm10only~1,data=lnpm10_stfdf,assumeRegular=F,na.omit=T) and the distance in the figure are in decimals. I want to know how...

Increasing resolution of stkrige maps
sara osama · Jun 13, 2017 · r-sig-geo

Thank you so much dr. Carlson I will try this I think it might help On 13 Jun 2017 22:00, "David L Carlson" <dcarlson at tamu.edu> wrote: > There is no stkrige() function in package gstat. Do you mean...

units for spatial range in stvariogram gstat
sara osama · May 17, 2017 · r-sig-geo

Dear All, I have question concerning the unit of measurement for the range parameter in the fit.stvariogram in gstat, i have fitted the following spatio temporal variogram for data on monthly averages pf pm10 and the longitude and latitude...

units for spatial range in stvariogram gstat
sara osama · May 17, 2017 · r-sig-geo

Dear Prof. Pebesma, Thanks for reply I will try to make it more clear the coordinates are converted to decimal degree format using the equation DD = d + (min/60) + (sec/3600) and then projected using > llCRS <- CRS("+proj=longlat +ellps...

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