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...My understanding is the VarCorr was essentially designed to work with 'mer' objects. Am I wrong about this? The lmer procedure seemed to work fine -- David K Stevens, P.E., Ph.D., Professor Civil and Environmental Engineering Utah Water Research Laboratory 8200 Old Main Hill Logan, UT 84322-8200 435 797 3229 - voice 435 797 1363 - fax david.stevens@usu.edu [[alternative HTML version deleted]]

...ze for a GLM with a response variable that has a poisson distribution. Do you have any suggestions for how I can do this in R? Thank you for your help. Sincerely, Craig -- Craig A. Faulhaber Department of Forest, Range, and Wildlife Sciences Utah State University 5230 Old Main Hill Logan, UT 84322 (435)797-3892

...ront how many nodes I'll have. Clearly I'm not understanding how referencing works for lists like I've created. Can anyone shed light on this? -- David K Stevens, P.E., Ph.D., Professor Civil and Environmental Engineering Utah Water Research Laboratory 8200 Old Main Hill Logan, UT 84322-8200 435 797 3229 - voice 435 797 1363 - fax david.stevens@usu.edu [[alternative HTML version deleted]]

...is "#000000" the transparent version is tcol <- paste0(col,"4d") This would work in one step on a whole palette. David David K Stevens, PhD, PE, Professor Civil and Environmental Engineering Utah Water Research Laboratory Utah State University 8200 Old Main Hill Logan, UT 84322-8200 david.stevens at usu.edu (435) 797-3229 (office) On 7/23/2023 1:00 PM, Nick Wray wrote: > Thanks That works nicely Nick > > On Sun, 23 Jul 2023 at 19:26, Ben Bolker <bbolker at gmail.com> wrote: > >> Does adjustcolor() help? >> >> cb8<- c("#000...

...that I'm trying is to use the inverse of the traversing costs but my first, naive, test gave me the shortest path again. Any thoughts? Regards David -- David K Stevens, P.E., Ph.D., Professor Civil and Environmental Engineering Utah Water Research Laboratory 8200 Old Main Hill Logan, UT 84322-8200 435 797 3229 - voice 435 797 1363 - fax david.stevens@usu.edu [[alternative HTML version deleted]]

...uot;foo", as.double(1)) : Fortran symbol name "foo" not in load table Can someone point me in the direction of a solution? Regards David -- David K Stevens, P.E., Ph.D., Professor Civil and Environmental Engineering Utah Water Research Laboratory 8200 Old Main Hill Logan, UT 84322-8200 435 797 3229 - voice 435 797 1363 - fax david.stevens@usu.edu [[alternative HTML version deleted]]

...en adds the symbol (or, maybe something more sophisticated). Obviously I'm not the first to want to do this. Has anyone addressed this? Regards David -- David K Stevens, P.E., Ph.D., Professor Civil and Environmental Engineering Utah Water Research Laboratory 8200 Old Main Hill Logan, UT 84322-8200 435 797 3229 - voice 435 797 1363 - fax david.stevens@usu.edu [[alternative HTML version deleted]]

...cubic or quartic polynomial. Then double the Storage and calculate Elevation. This type of thing is done everyday by hydrologists. Good luck David K Stevens, PhD, PE, Professor Civil and Environmental Engineering Utah Water Research Laboratory Utah State University 8200 Old Main Hill Logan, UT 84322-8200 david.stevens at usu.edu (435) 797-3229 (office) On 4/9/2024 8:01 AM, peter dalgaard wrote: > So, you know how to get volume for given water level. > > For the reverse problem, you get in trouble because of the nonlinearity inherent in the dependence of surface area on the level. &gt...

...Storage and calculate Elevation. This type > of thing is done everyday by hydrologists. > > Good luck > > David K Stevens, PhD, PE, Professor > Civil and Environmental Engineering > Utah Water Research Laboratory > Utah State University > 8200 Old Main Hill > Logan, UT 84322-8200 > david.stevens at usu.edu > (435) 797-3229 (office) > > On 4/9/2024 8:01 AM, peter dalgaard wrote: > > So, you know how to get volume for given water level. > > > > For the reverse problem, you get in trouble because of the nonlinearity > inherent in the depen...

Thanks That works nicely Nick On Sun, 23 Jul 2023 at 19:26, Ben Bolker <bbolker at gmail.com> wrote: > Does adjustcolor() help? > > cb8<- c("#000000", "#E69F00", "#56B4E9", "#009E73","#F0E442", "#0072B2", > "#D55E00", "#CC79A7") > plot(0,0,xlim=c(1,8),ylim=c(0,1)) >

Dear R users, I am struggling to fit expo-linear equation to my data using "nls" function. I am always getting error message as i highlighted below in yellow color:  Theexpo-linear equation which i am interested to fit my data:       response_variable =  (c/r)*log(1+exp(r*(Day-tt))), where "Day" is time-variable my response variable rl <-

Hi, I want to format my axis in my persp3d plot. With my data, which I attached I created a persp3d plot with the following code, which I summarized from different code snippets I found: library(rugarch)library(rgl)library(fGarch)fd <-as.data.frame(modelfit,which ='density')color <-rgb(85,141,85,maxColorValue=255)x <-seq(-0.2,0.2,length=100)y <-c(1:2318)f