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118 results for “from:Sara”

Error en mer_finalize(ans) : Downdated X'X is not positive definite, 1. What is wrong with my model?
PALACIO BLASCO, SARA · Mar 4, 2013 · r-sig-mixed-models

Dear List Members, I am trying to run the following model in glmer: > M_bud_type1=glmer(Dead~Treatment* fBud_type + fBud_type:Species + > (1|fRep), family=binomial, data=species) where: - Dead is a binomial response variable - fBud_type is...

installing packages on MAC os X
Sara Good-Avila · Dec 29, 2003 · r-help

Hello, I've just downloaded and installed the RAqua onto my Mac and I have R up and running fine. Now I'm trying to get 'ape' downloaded and installed and having quite the difficulty. I am following the directions...

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...

Error loading largeVis
Algeri, Sara · Feb 13, 2017 · r-help

Dear all, I have been trying to load the package 'largeVis' but despite I do not receive any error message when installing it, I keep getting the following error when loading it in my working directory: > require("largeVis") Loading required...

[R-es] help
SARA SUAREZ ZAPATA · Oct 16, 2018 · r-help-es

Buenas tardes, Solicito por favor ayuda con este error: Error: OutOfMemoryError (Java): Java heap space Estoy trabajando con matrices de grandes dimensiones y el programa no logra completarse porque dice le falta memoria. Gracias [unnamed] Sara Suarez Zapata Estudiante en...

Sorting values within a raster
Sara Maxwell · Apr 21, 2011 · r-help

I am working with a raster and want to take values assigned to each cell and sort them from largest to smallest, then cummulatively sum them together (in order from largest to smallest). I'll then be coding the individual...

[R-es] Problema de memoria de R
SARA SUAREZ ZAPATA · Oct 16, 2018 · r-help-es

Buenas tardes, Solicito por favor ayuda con este error: Error: OutOfMemoryError (Java): Java heap space Estoy trabajando con matrices de grandes dimensiones y el programa no logra completarse porque dice le falta memoria. Gracias [unnamed] Sara Suarez Zapata Estudiante en...

weight factor in somers2 function
sara.vallecillo at ctfc.es · Mar 28, 2007 · r-help

Hi! I?m trying to calculate de C index (concordance probability) through the somers2 function (library Hmisc). I?m interesting on including the sampling effort as a weight factor for the evaluation of model predictions with real data. I?ve...

Imputation methods mixed model analysis
Breugelmans, S. (Sara) · Apr 16, 2020 · r-sig-mixed-models

Dear colleagues, For my thesis I am conducting a mixed model analysis on longitudinal data. However, when I tried to run an intercept-only model I got the following error: preCORT_ICC <- lmer(Data_F_long$Cortisol_pre ~ 1 + (1...

slow computation progress for calc function
Sara Shaeri · Jun 25, 2019 · r-sig-geo

Hi Barry,Yes all of them are running at near 100% usage. Sara On Tuesday, June 25, 2019, 9:17:05 PM GMT+10, Barry Rowlingson <b.rowlingson at lancaster.ac.uk> wrote: On Tue, Jun 25, 2019 at 2...

[Bioc-devel] build report repeating the same error
Sara Linker · May 30, 2018 · bioc-devel

Hi at bioc-devel, I?ve tried a few times now to update the error reported in the build report. I?ve pushed the fix to GitHub and bumped the version number, but the same error message keeps coming back...

problem with likfit and na.action
Sara Kleyer · Aug 31, 2011 · r-sig-geo

Hi: when running the following command, the prediction works fine, but missing values are deleted in the dataset: geo <- as.geodata(fakeland, coords.col=2:3, data.col=9, covar.col=4:8) cov.est<-likfit(geo, cov.model="powered...

[Bioc-devel] New annotation hub package?
Sara López Ruiz de Vargas · Apr 24, 2024 · bioc-devel

Dear developers community, We are currently developing a package for which we are quite sure we will need a supporting AnnotationHub or ExperimentHub package to go with it. We are using a set of gene annotations (GENCODE version 40 hg38...

Invitation to visualization user study
Sara Johansson Fernstad · Aug 25, 2016 · r-help

Dear R-users, We are currently conducting a user study evaluating visualization methods from the R-package VIM (https://cran.r-project.org/web/packages/VIM/VIM.pdf) in the context of displaying missing data. Our aim is to evaluate...

lm and anova
Sara Sjöstedt de Luna · May 12, 2011 · r-help

Hi! We have run a linear regression model with 3 explanatory variables and get the output below. Does anyone know what type of test the anova model below does and why we get so different result in terms of significant...

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...

Nested fixed factors in glmer: Error in mer_finalize(ans) : Downdated X'X is not positive definite, 1.
PALACIO BLASCO, SARA · Feb 28, 2013 · r-sig-mixed-models

Hi Hugo, Thanks for your e-mails. The structure of my data is not the one in your examples but: Factor 1: a,b,c factor 2: 1,2,3,4,5,6 combination: a.1, a.2, b.3...

memory problems (not me. my pc!)
Sara Mouro · Jan 9, 2008 · r-help

Dear R users, I have got an error message related with memory size, but I could not understand if and how to solve it. Could you please help me? I was using the source quickPCNM-761.R, for a space...

Read SPSS data (*.sav) in R 1.8.0 (ok) and R1.9.1(error)
Sara Drew · Jul 27, 2004 · r-help

I have had the same problem (or at least get the same error msg) using the spss.get() function from Hmisc using R1.9.1 to read an SPSS file. I think read.spss() from foreign package still works though...

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...

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