Displaying 20 results from an estimated 45 matches for "walmes".
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wales
2011 Feb 15
1
ternary contour plot
...tes
#------------------------------------------------------------------------------------------
# draw an arrow with the coordinates extracted
arrows(id$x[1], id$y[1], id$x[2], id$y[2])
#------------------------------------------------------------------------------------------
At your disposal.
Walmes.
============================================================
Walmes Marques Zeviani
LEG (Laboratório de Estatística e Geoinformação)
Departamento de Estatística - Universidade Federal do Paraná
fone: (+55) 41 3361 3573
VoIP: (3361 3600) 1053 1173
e-mail: walmes@ufpr.br / @walmeszevian...
2011 Aug 06
1
multcomp::glht() doesn't work for an incomplete factorial using aov()?
...v(y~cult*fert, subset(da, cult!="A"))
summary(m0)
coef(m0)
# adjust incomplete factorial
m1 <- aov(y~cult*fert, da)
summary(m1)
coef(m1)
require(multcomp)
glht(m0, linfct=matrix(c(1,1,10,0), nrow=1)) # work
glht(m1, linfct=matrix(c(1,1,0,10,0), nrow=1)) # don't work
Thank you.
Walmes.
==========================================================================
Walmes Marques Zeviani
LEG (Laboratório de Estatística e Geoinformação, 25.450418 S, 49.231759 W)
Departamento de Estatística - Universidade Federal do Paraná
fone: (+55) 41 3361 3573
VoIP: (3361 3600) 1053 1173
e-mail: wa...
2011 Jun 02
4
Use line break at scrip but avoid line break on graphics
...plot result like this
plot(1, main="aaaaaaaaaaaaaaaaaaaa bbbbbbbbbbbbbbbbbbbb")
I remember once I saw a meta character like "\n" that avoid this breack line
plot(1, main="aaaaaaaaaaaaaaaaaaaa\(?)
bbbbbbbbbbbbbbbbbbbb")
Does someone know that?
Thanks.
Walmes
==========================================================================
Walmes Marques Zeviani
LEG (Laboratório de Estatística e Geoinformação, 25.450418 S, 49.231759 W)
Departamento de Estatística - Universidade Federal do Paraná
fone: (+55) 41 3361 3573
VoIP: (3361 3600) 1053 1173
e-mail: wal...
2012 Apr 11
1
Lattice densityplot with semitransparent filled regions
...omized plot, I want semitransparent colors
# and use the colors of trellis.par.set("superpose.polygon") to fill
densityplot(~y|B, groups=A, data=dt,
plot.points="rug", col=2:3,
panel=panel.superpose,
panel.groups=my.panel.densityplot)
Thanks!
Walmes.
==========================================================================
Walmes Marques Zeviani
LEG (Laboratório de Estatística e Geoinformação, 25.450418 S, 49.231759 W)
Departamento de Estatística - Universidade Federal do Paraná
fone: (+55) 41 3361 3573
VoIP: (3361 3600) 1053 1173
e-mail: wa...
2011 Jun 01
1
xtable with conditional formatting using \textcolor
...space)
#-----------------------------------------------------------------------------
1 & a & \textcolor{red}{ 2.00 } \\
2 & b & \textcolor{red}{ 4.00} \\
#-----------------------------------------------------------------------------
Any contribution will be useful. Thanks.
Walmes.
==========================================================================
Walmes Marques Zeviani
LEG (Laboratório de Estatística e Geoinformação, 25.450418 S, 49.231759 W)
Departamento de Estatística - Universidade Federal do Paraná
fone: (+55) 41 3361 3573
VoIP: (3361 3600) 1053 1173
e-mail: wa...
2010 Feb 17
2
How to provide a result from D(f(x), "x") to a curve(f'(x)) ???
...t;) # copy this result
curve(3 * x^2) # paste inside
# my failed attempts
curve(as.expression(D(expression(x^3), "x")))
curve(as.character(as.expression(D(expression(x^3), "x"))))
curve(noquote(as.character(as.expression(D(expression(x^3), "x")))))
Thanks in advance.
Walmes Zeviani, Brasil.
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2011 Aug 06
1
How set lm() to don't return NA in summary()?
...ultC:fert NA NA NA NA
...
> require(gmodels)
> estimable(m0, cm=c(1,0,0,100,0,0))
Erro em estimable.default(m0, cm = c(1, 0, 0, 100, 0, 0)) :
Dimension of structure(c(1, 0, 0, 100, 0, 0), .Dim = c(1L, 6L)): 1x6, not
compatible with no of parameters in m0: 5
Thanks.
Walmes.
==========================================================================
Walmes Marques Zeviani
LEG (Laboratório de Estatística e Geoinformação, 25.450418 S, 49.231759 W)
Departamento de Estatística - Universidade Federal do Paraná
fone: (+55) 41 3361 3573
VoIP: (3361 3600) 1053 1173
e-mail: wa...
2011 May 25
1
Adjusted Rate Ratios in R
I am trying to calculate Poisson regression based adjusted rate ratios in R,
but R's default in glm does not code the intercept as the global rate. In
SAS I use "cell means" coding so that the intercept is the global rate, but
I do not know how to do this in R. If anyone knows a way to make glm use
"cell means", or an how to find adjusted rate ratios I would be grateful.
2011 May 26
0
Using deriv3() in a separated nonlinear regression model
...da, start = list(A = c(10, :
fator de passos 0.000488281 reduzido abaixo de 'minFactor' de 0.000976562
#------------------------------------------------------------
That indicates the categorical variable was accounted. But values of B
didn't change during iteration. Why?
Thanks,
Walmes.
==========================================================================
Walmes Marques Zeviani
LEG (Laboratório de Estatística e Geoinformação, 25.450418 S, 49.231759 W)
Departamento de Estatística - Universidade Federal do Paraná
fone: (+55) 41 3361 3573
VoIP: (3361 3600) 1053 1173
e-mail: wa...
2011 Jun 15
1
Legend in lattice
Dear all, I have been working in a plot based on figure 5.6 of the Lattice book (http://lmdvr.r-forge.r-project.org/figures/figures.html).
I
have already modified it to include the size of the circles as another
variable, but I would like to modify the legend to show it (like they do
it in http://www.jstatsoft.org/v15/i05/paper). I have divided my variable in intervals:
DATA$s_Shape_2 <-
2012 Apr 12
1
Encoding of Sweave file error message
Hi
I ran the following sweave file in R2.14.1 and upgraded to R2.15
yesterday with the same setup
I got the following error message when I rand the following Sweave file
> setwd("D:/Cic/Sweave/Parasite/Comb/12")
> Sweave("D:/Cic/Sweave/Parasite/Comb/12/ParasiteComb12.Rnw")
Error: c("'ParasiteComb12DS.Rnw'", "'ParasiteComb12.Rnw'")
2012 Nov 05
0
Diference in results from doBy::popMeans, multcomp::glht and contrast::contrast for a lme model
...ing something diferent. This a proprosital difference? Does popMeans
account the variance of random effects or something similar? The code below
is reproducible, for easy evaluation the principal results are appended.
Thank you.
# reading BIB data
da <- read.table("http://www.leg.ufpr.br/~walmes/data/pimentel_bib3.txt",
+ header=TRUE, sep="\t",
colClasses=c("factor","factor",NA))
str(da)
## 'data.frame': 30 obs. of 3 variables:
## $ bloco : Factor w/ 10 levels "1","10","2","3",..: 1...
2010 Jan 14
3
Barchart bar lengths not proportionate
When I use barchart (with default formatting options), I get bars whose
lengths/heights are not proportional to their value. For example:
http://drop.io/wbagm6s/asset/capture-png
Many of the values in this chart are 1; however, because the blue bars
extend to the left of the "0" tick mark, those bars appear to represent
higher numeric values. Is there a way to make the length of the
2010 May 26
1
Is possible a mini-plot into a big plot with Lattice?
Hello,
I want to do with Lattice functions (qqmath, histogram) a figure like this below.
n <- 1000
x <- rnorm(n)
qqnorm(x); qqline(x)
op <- par(fig=c(.02,.5,.5,.98), new=TRUE)
hist(x, xlab="", ylab="", main="", axes=FALSE)
box()
par(op)
Is possible?
Thanks.
Walmes Zeviani.
_________________________________________________________________
CANSADO DE ENTRAR EM TODAS AS SUAS DIFERENTES CONTAS DE EMAIL? JUNTE TODAS AGORA.
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2010 Feb 20
1
How get the single bar x coordinate in barchart when groups is used?
...LSE,
panel=function(x, y, subscripts, groups, ...){
panel.barchart(x, y, subscripts=subscripts, groups=groups, ...)
d <- 0.22 # <------ how obtain "d" or coordinates?
panel.text(x+c(-d,0,d), y, label=y, pos=3)
})
Thanks in advance.
Walmes Zeviani, Lavras - MG, Brasil.
_________________________________________________________________
os.
dium=Tagline&utm_campaign=InfuseSocial
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2011 Jul 06
3
Tables and merge
----- Original Message -----
From: "Silvano" <silvano at uel.br>
To: <r-help at r-project.org>
Sent: Thursday, June 30, 2011 9:07 AM
Subject: Tables and merge
> Hi,
>
> I have 21 files which is common variable CODE.
> Each file refers to a question.
>
> I would like to join the 21 files into one, to construct
> tables for each question by CODE.
>
2010 Jan 16
1
Hierarchical Linear Model using lme4's lmer
Hi,
I was wondering: I've got a dataset where I've got student 'project's
nested within 'school's, and 'division' (elementary, junior, or
senior) at the student project level. (Division is at the student
level and not nested within schools because some students are
registered as juniors & others as seniors within the same school.)
So schools are random,
2010 Jan 22
1
confidence intervals for mean (GLM)
Dear useRs,
How could I obtain the confidence intervals for the means of my treatments, when my data was fitted to a GLM?
I need the CI's for the Poisson and Negative Binomial distributions.
Here's what I have:
mydata1 <- data.frame('treatments'=gl(4,20), 'value'=rpois(80, 1))
model1 <- glm(value ~ treatments, data=mydata1, family=poisson)
means1 <-
2010 Jan 23
2
About LU decomposition in R
Hi,
How can I find and download a function in R to do the LU decompostion for finding the upper and lower triangular matrix. Thank you so much.
Joe
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2010 Mar 31
2
lattice: how to add points to the plot generated by levelplot()?
I am using levelplot() function from pkg:lattice and I want to add some
points
to the plot generated by levelplot()
similarly as in basic R graphic sequence: plot(...); points(...),
but it does not work.
I was reading documentation for lattice, but so far without much
success.
I would very much appreciate some tips.
Best regards,
Ryszard