Displaying 20 results from an estimated 181 matches for "400400".
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40000
2009 Sep 06
5
ggplot2::qplot() -- arbitary transformations of coordinate system?
Hi,
Does anyone know how to do a coord_trans() in which the y-axis is
tranformed into (for example) -1000/y?
Thanks,
_____________________________
Professor Michael Kubovy
University of Virginia
Department of Psychology
USPS: P.O.Box 400400 Charlottesville, VA 22904-4400
Parcels: Room 102 Gilmer Hall
McCormick Road Charlottesville, VA 22903
Office: B011 +1-434-982-4729
Lab: B019 +1-434-982-4751
Fax: +1-434-982-4766
WWW: http://www.people.virginia.edu/~mk9y/
2008 Feb 10
2
grep etc.
Dear R-helpers,
How do I transform
v <- c('insd-otsd', 'sppr-unsp')
into
c('insd--otsd', 'sppr--unsp')
?
_____________________________
Professor Michael Kubovy
University of Virginia
Department of Psychology
USPS: P.O.Box 400400 Charlottesville, VA 22904-4400
Parcels: Room 102 Gilmer Hall
McCormick Road Charlottesville, VA 22903
Office: B011 +1-434-982-4729
Lab: B019 +1-434-982-4751
Fax: +1-434-982-4766
WWW: http://www.people.virginia.edu/~mk9y/
2012 Mar 08
3
Packages 'effects' loads 'name' which conflicts with 'lme4'
...() function in the lme4 package. But the effects package requires the nlme pacvkage, which is incompatible with lme4. Workaround?
______________________________________________
Professor Michael Kubovy
University of Virginia
Department of Psychology
for mail add: for FedEx or UPS add:
P.O.Box 400400 Gilmer Hall, Room 102
Charlottesville, VA 22904-4400 485 McCormick Road
USA Charlottesville, VA 22903
room phone
Office: B011 +1-434-982-4729
Lab: B019 +1-434-982-4751
WWW: http://www.people.virginia.edu/~mk9y/
[[alternative HTML version deleted]]
2005 Aug 27
2
Defining an ex-gaussian PDF
..., one exponential, one Gaussian? The PDF
would then be the convolution of an exponential PDF, dexp(), and a
normal, dnorm().
Kindly cc me in your reply to r-help.
Thanks,
_____________________________
Professor Michael Kubovy
University of Virginia
Department of Psychology
USPS: P.O.Box 400400 Charlottesville, VA 22904-4400
Parcels: Room 102 Gilmer Hall
McCormick Road Charlottesville, VA 22903
Office: B011 +1-434-982-4729
Lab: B019 +1-434-982-4751
Fax: +1-434-982-4766
WWW: http://www.people.virginia.edu/~mk9y/
[[alternative HTML vers...
2008 Jul 07
5
Basic Vector and Matrix Operations
...vector to a desired length with missing values or zeros. So,
x<-c(3,4,5)
f(x,5)
3,4,5,NA,NA
2) Find the [row,col] location of a particular value in a matrix, eg
x<-matrix(1:9,ncol=3)
f(x,2)
2,1
Thanks.
--
Eric Turkheimer, PhD
Department of Psychology
University of Virginia
PO Box 400400
Charlottesville, VA 22904-4400
http://www.people.virginia.edu/~ent3c
434-982-4732
434-982-4766 (FAX)
[[alternative HTML version deleted]]
2008 Apr 17
2
Conditionally swap items in a data frame
...am looking for an idiom that swaps the elements of df$a and df$b
when (e.g.) df$c == 2, resulting in
df2 <- data.frame(a = LETTERS[c(1, 4)], b = LETTERS[c(3, 2)], c = 1:2)
_____________________________
Professor Michael Kubovy
University of Virginia
Department of Psychology
USPS: P.O.Box 400400 Charlottesville, VA 22904-4400
Parcels: Room 102 Gilmer Hall
McCormick Road Charlottesville, VA 22903
Office: B011 +1-434-982-4729
Lab: B019 +1-434-982-4751
Fax: +1-434-982-4766
WWW: http://www.people.virginia.edu/~mk9y/
[[alternative HTML ve...
2006 Dec 19
2
Problem with glmmADMB
...JavaGD rJava MASS lattice
"0.3" "1.4-14" "1.0-5" "0.3-5" "0.4-12" "7.2-30" "0.14-16"
_____________________________
Professor Michael Kubovy
University of Virginia
Department of Psychology
USPS: P.O.Box 400400 Charlottesville, VA 22904-4400
Parcels: Room 102 Gilmer Hall
McCormick Road Charlottesville, VA 22903
Office: B011 +1-434-982-4729
Lab: B019 +1-434-982-4751
Fax: +1-434-982-4766
WWW: http://www.people.virginia.edu/~mk9y/
2009 Jan 17
2
Concave Hull
...nding concave hulls: http://get.dsi.uminho.pt/local/
Has anyone implemented such an algorithm in R?
RSiteSearch('concave hull') didn't reveal one (I think).
_____________________________
Professor Michael Kubovy
University of Virginia
Department of Psychology
Postal Address:
P.O.Box 400400, Charlottesville, VA 22904-4400
Express Parcels Address:
Gilmer Hall, Room 102, McCormick Road, Charlottesville, VA 22903
Office: B011; Phone: +1-434-982-4729
Lab: B019; Phone: +1-434-982-4751
WWW: http://www.people.virginia.edu/~mk9y/
Skype name: polyurinsane
[[alternative HT...
2005 Feb 05
2
Problem installing Hmisc
...ded files (y/N)?
The packages are in /tmp/Rtmp1911/Rinstdir77a4044d
Warning message:
Installation of package Hmisc had non-zero exit status in:
install.packages("Hmisc")
_____________________________
Professor Michael Kubovy
University of Virginia
Department of Psychology
USPS: P.O.Box 400400 Charlottesville, VA 22904-4400
Parcels: Room 102 Gilmer Hall
McCormick Road Charlottesville, VA 22903
Office: B011 +1-434-982-4729
Lab: B019 +1-434-982-4751
Fax: +1-434-982-4766
WWW: http://www.people.virginia.edu/~mk9y/
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2008 Jan 12
2
Lattice equivalent of par(mfrow = )
...traightforward example of putting together three
unrelated (expect for a common y-axis) xyplot() figures in what would
be in base graphics a par(mfrow = c(1, 3)) arrangement?
_____________________________
Professor Michael Kubovy
University of Virginia
Department of Psychology
USPS: P.O.Box 400400 Charlottesville, VA 22904-4400
Parcels: Room 102 Gilmer Hall
McCormick Road Charlottesville, VA 22903
Office: B011 +1-434-982-4729
Lab: B019 +1-434-982-4751
Fax: +1-434-982-4766
WWW: http://www.people.virginia.edu/~mk9y/
2008 Jan 28
2
Package simex
...a
single dataset, and it is not clear to me how sensitive SIMEX is to
errors in the estimates of measurement error.
Could someone please point me to the relevant literature?
_____________________________
Professor Michael Kubovy
University of Virginia
Department of Psychology
USPS: P.O.Box 400400 Charlottesville, VA 22904-4400
Parcels: Room 102 Gilmer Hall
McCormick Road Charlottesville, VA 22903
Office: B011 +1-434-982-4729
Lab: B019 +1-434-982-4751
Fax: +1-434-982-4766
WWW: http://www.people.virginia.edu/~mk9y/
2007 Apr 02
2
Why does lmList() fail when lm() doesn't?
...ariance Table
#
# Response: logOdds
# Df Sum Sq Mean Sq F value Pr(>F)
# c.setSize:task 2 6.8269 3.4134 1.9976 0.2059
# Residuals 7 11.9612 1.7087
_____________________________
Professor Michael Kubovy
University of Virginia
Department of Psychology
USPS: P.O.Box 400400 Charlottesville, VA 22904-4400
Parcels: Room 102 Gilmer Hall
McCormick Road Charlottesville, VA 22903
Office: B011 +1-434-982-4729
Lab: B019 +1-434-982-4751
Fax: +1-434-982-4766
WWW: http://www.people.virginia.edu/~mk9y/
2008 Sep 06
2
Sweave and/or beamer issue
...:
**********************************
%\documentclass[compress,smaller]{beamer}
\documentclass{article}
\usepackage{beamerarticle}
***********IT DOES NOT FAIL: *****************
_____________________________
Professor Michael Kubovy
University of Virginia
Department of Psychology
USPS: P.O.Box 400400 Charlottesville, VA 22904-4400
Parcels: Room 102 Gilmer Hall
McCormick Road Charlottesville, VA 22903
Office: B011 +1-434-982-4729
Lab: B019 +1-434-982-4751
Fax: +1-434-982-4766
WWW: http://www.people.virginia.edu/~mk9y/
[[alternative HTML ver...
2006 Oct 15
4
Hide line ends behind unfilled circles?
...5, 5, 6, 7, 7, 7, 8, 8)]
plot(yy ~ xx, pch = aa, cex = 3)
segments(x0, y0, x1, y1)
Can anyone suggest a way of insuring that the lines are hidden behind
the unfilled circles?
_____________________________
Professor Michael Kubovy
University of Virginia
Department of Psychology
USPS: P.O.Box 400400 Charlottesville, VA 22904-4400
Parcels: Room 102 Gilmer Hall
McCormick Road Charlottesville, VA 22903
Office: B011 +1-434-982-4729
Lab: B019 +1-434-982-4751
Fax: +1-434-982-4766
WWW: http://www.people.virginia.edu/~mk9y/
2007 Feb 18
1
Suppressing \newcolumntype{} declaration in latex.default() in Hmisc
...trix, I set the option dcolumn = T. As a
result, in front of each tabular I get
\newcolumntype{.}{D{.}{.}{-1}}
The LaTeX compiler complains about these multiple redeclarations.
_____________________________
Professor Michael Kubovy
University of Virginia
Department of Psychology
USPS: P.O.Box 400400 Charlottesville, VA 22904-4400
Parcels: Room 102 Gilmer Hall
McCormick Road Charlottesville, VA 22903
Office: B011 +1-434-982-4729
Lab: B019 +1-434-982-4751
Fax: +1-434-982-4766
WWW: http://www.people.virginia.edu/~mk9y/
2007 Mar 09
1
Problem with ci.lmer() in package:gmodels
...Estimate CI lower CI upper Std. Error p-value
(Intercept) 251.66693 266.06895 238.630280 7.056447 0
Days 10.52773 13.63372 7.389946 1.646900 0
_____________________________
Professor Michael Kubovy
University of Virginia
Department of Psychology
USPS: P.O.Box 400400 Charlottesville, VA 22904-4400
Parcels: Room 102 Gilmer Hall
McCormick Road Charlottesville, VA 22903
Office: B011 +1-434-982-4729
Lab: B019 +1-434-982-4751
Fax: +1-434-982-4766
WWW: http://www.people.virginia.edu/~mk9y/
2007 Apr 21
1
Changing appearance of band edges in xYplot()
...tried playing around with col.bands, but that seems not to
affect the edges, although changin col.fill does change the fill as I
would expect.
I would appreciate pointers.
_____________________________
Professor Michael Kubovy
University of Virginia
Department of Psychology
USPS: P.O.Box 400400 Charlottesville, VA 22904-4400
Parcels: Room 102 Gilmer Hall
McCormick Road Charlottesville, VA 22903
Office: B011 +1-434-982-4729
Lab: B019 +1-434-982-4751
Fax: +1-434-982-4766
WWW: http://www.people.virginia.edu/~mk9y/
2007 Aug 10
1
rfImpute
...5.74% 51.22%
Error in randomForest.default(xf, y, ntree = ntree, ..., do.trace = ntree,
:
NA not permitted in predictors
So roughFix works, but rfImpute doesn't....
Thanks,
Eric
ent3c *at* virginia.edu
--
Eric Turkheimer, PhD
Department of Psychology
University of Virginia
PO Box 400400
Charlottesville, VA 22904-4400
434-982-4732
434-982-4766 (FAX)
[[alternative HTML version deleted]]
2008 Jan 02
1
Random Bernoulli sequences with given point-biserial correlation?
...sters,
Can someone suggest a method for generating a finite Bernoulli
sequence that is likely to have a given point-biserial correlation
with an existing Bernoulli sequence?
_____________________________
Professor Michael Kubovy
University of Virginia
Department of Psychology
USPS: P.O.Box 400400 Charlottesville, VA 22904-4400
Parcels: Room 102 Gilmer Hall
McCormick Road Charlottesville, VA 22903
Office: B011 +1-434-982-4729
Lab: B019 +1-434-982-4751
Fax: +1-434-982-4766
WWW: http://www.people.virginia.edu/~mk9y/
2008 Oct 06
1
Color of title in legend()
...0.3,
c('loudness','luminance'), col = c('red', 'blue'), text.col = c('red',
'blue'), lty = 1, xjust = 0.5, bty = 'n')
_____________________________
Professor Michael Kubovy
University of Virginia
Department of Psychology
USPS: P.O.Box 400400 Charlottesville, VA 22904-4400
Parcels: Room 102 Gilmer Hall
McCormick Road Charlottesville, VA 22903
Office: B011 +1-434-982-4729
Lab: B019 +1-434-982-4751
Fax: +1-434-982-4766
WWW: http://www.people.virginia.edu/~mk9y/
[[alternative HTML ve...