Displaying 20 results from an estimated 1000 matches similar to: "Percentile function"
2000 May 12
2
Documentation of par(gamma) (PR#540)
The on-line documentation for par() refers to a 'gamma'
argument.
However, if 'par()' is invoked, there is no gamma argument.
--
Art Salwin
salwin@mitretek.org
(202) 863-2985
(202) 863-2988 (fax)
--please do not edit the information below--
Version:
platform = Windows
arch = x86
os = Win32
system = x86, Win32
status =
major = 1
minor = 0.0
year = 2000
month = February
2000 May 12
2
Documentation of par(ann) (PR#539)
The on-line documentation for the 'ann' argument under
par(), states "If set to 'FALSE'...". However, this
parameter shows up as a numeric on my machine, not as a
logical.
--
Art Salwin
salwin@mitretek.org
(202) 863-2985
(202) 863-2988 (fax)
--please do not edit the information below--
Version:
platform = Windows
arch = x86
os = Win32
system = x86, Win32
2000 May 12
1
Typo in documentation for order() (PR#541)
The documentation for 'order()' has the following sentence:
`sort.list' is the same, using only one argument put
allowing
partial sorting.
Should "put" be "but" or possibly "'partial'"?
--
Art Salwin
salwin@mitretek.org
(202) 863-2985
(202) 863-2988 (fax)
--please do not edit the information below--
Version:
platform = Windows
arch =
2000 Mar 30
1
How do you go beyond tapply()?
"An Introduction to R" notes that the function tapply() can
be used to index a vector by multiple categories. But they
don't show how to do this. How does one implement, for
example, the example in the text in which tax accountants
are indexed by both state and sex?
Is there a way to use tapply() to put the vector into bins
defined by the levels instead of having to exactly match
2000 Apr 24
1
Comments on Win95 R Distribution (PR#527)
Here are some comments generated by a new R user based on
initial experiences with the tool.
On-line help for tapply:
The following appears "for to each (non-empty) group of
values" It seems there's an extra preposition in this
sentence.
On-line help for cut:
"break" should be "breaks"
morley.data not available with the distribution. Would be
helpful for
2000 May 15
1
Non linear regression using Levenberg-Marquardt method
Hello,
I want to fit some non linear models with the Levenberg-Marquardt
algorithm. It doesn''t seem to exist any function to do this in R ( well,
maybe one does, but I''m a new user, and the only documentation I have is
"An introduction to R").
I''d like to know if this function exists, maybe throught an additionnal
package.
I''d also like to know if if
2000 Jul 12
2
Removing Objects from workspace
Hi all,
how can I remove objects from the workspace which starts with a certain
pattern, e.g. lm (lm1, lm2, lm3 etc). Wildcards won?t work.
Thanks, Sven
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2000 Oct 02
0
Use of example()
> Date: Mon, 02 Oct 2000 08:53:32 -0400
> From: Art Salwin <salwin at mitretek.org>
> X-Accept-Language: en
> To: R Help List <r-help at stat.math.ethz.ch>
> Subject: [R] Use of example()
> X-MIMETrack: Itemize by SMTP Server on Mail1/Mitretek Systems(Release 5.0.4
|June 8, 2000) at 10/02/2000 08:51:32 AM, Serialize by Router on Mail1/Mitretek
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2017 Aug 16
1
Bias-corrected percentile confidence intervals
Hi folks,
I'm trying to estimate bias-corrected percentile (BCP) confidence
intervals on a vector from a simple for loop used for resampling. I am
attempting to follow steps in Manly, B. 1998. Randomization, bootstrap
and monte carlo methods in biology. 2nd edition., p. 48. PDF of the
approach/steps should be available here:
https://wyocoopunit.box.com/s/9vm4vgmbx5h7um809bvg6u7wr392v6i9
If
2004 Aug 20
10
[Bug 917] ssh_exchange_identification: Connection closed by remote host
http://bugzilla.mindrot.org/show_bug.cgi?id=917
Summary: ssh_exchange_identification: Connection closed by remote
host
Product: Portable OpenSSH
Version: 3.6.1p2
Platform: ix86
OS/Version: Linux
Status: NEW
Severity: normal
Priority: P3
Component: sshd
AssignedTo: openssh-bugs
2003 Feb 13
5
ESRI shape file import and time-space models
Dear R user,
I am running R under Windows 2000.
I am looking for a routine for importing
- shape files (ESRI) into R
- dbase files (FOXPRO) into R
and I am looking for time-space models for description and prediction of
Bernoulli-, Binomial- and Poissonvaraibles.
Thank's a lot for a reply.
Sincerely yours,
Ekkehardt Altpeter
Swiss Federal Office of Public
2004 Sep 03
2
image() with color key?
Is there an "easy" way to plot a "color key" next to a color image (with
image() in graphics package)? The color key should also include a
numerical scale, so that the colors can be cross-referenced with image
intensity values. I see that levelplot has a facility for color keys,
but with image it seems less straightforward, i.e. generating a color
key is not an option in
2004 Apr 06
2
percentile-percentile plot
Hi,
Is there a function that does percentile-percentile plot. I do not mean
the qqplot. I need to plot the percentiles rather than points themselves.
I am hoping for a plot that tells me that the x percentile of one data set
corresponds to the y percentile of the other. for example a point on the
plot of (.5, .2) will tell me that the 50th percentile of the first data
and the 20th percentile of
2006 Aug 03
2
bullseye or polar display of "circular" data
I have data for several rings of a left heart chamber, and which I would like to display in concentric rings, with color-encoding of the values. Each ring corresponds to one slice through the heart, and the rings correspond to positions from the base to the apex of the heart as you move from the outermost ring to the innermost one. The data have a circular pattern. These types of displays are
2010 Sep 07
2
Percentile rank for each element in list
Heeeelp
Given this data
x <- c(1,5,100,300,250,200,550,900,1000)
> quantile(x)
0% 25% 50% 75% 100%
1 100 250 550 1000
When I run the quantile, I can only know the value of the nth
percentile
I want to know what's the percentile position of each items in the
list
Sample
1 = 100% on the list has 1 or more
5 = more than x% on the list has 5 or more
100 = more than x% on the
2005 Mar 22
2
LME correlation structures: user defined
Let me modify my question about user-defined covariance structures for LME models: Can somebody tell me how I can see the code for the definition of the correlation structures that come with the NLME package. Specifically I like to see the code for the functions coef, corMatrix, and intialize for any of the pre-defined correlation structures, and use this as a template to define a new correlation
2011 Dec 23
3
data vector to corresonding percentile ranks
I have a problem where I need to calculate the corresponding cohort
percentile ranks for each of several variables.
Essentially, what I need is a function that will calculate the
distribution-free percentiles from each variable's data vector, returning a
corresponding vector of percentiles:
e.g.:
percentile.my.data<-/function/(my.data)
I tried to make ecdf() perform this task but
2011 May 25
3
how to compute the inverse percentile of a given observation w.r.t. a reference distribution
Hi,
can anyone help me to figure out how to compute the percentile of an
individual observation with respect to a reference distribution.
What I mean is. Let's assume I have a vector consisting of 10 numbers
{3,5,8,1,9,5,4,3,5.5,7} and I want figure out what percentile the
number 4.9 corresponds to. I failed to find any reference to such a
function, although I would assume this must
2008 May 16
1
(1-alpha)th percentile
hello;
firstly, my gratitude to all who help me to find a function that allows me
to add confidence interval to my graph.
in order to calculate the (1-alpha)th percentile of for exemple an
F(df1,df2) distribution i do like this:
v<-df(alpha,df1,df2)
percentile<-qf(v,df1,df2,alpha)
if it is true please alert me , and if it is not what should do then?
:handshake:
--
View this message in
2009 Aug 18
2
value of nth percentile
Dear All,
I have to get the value of say 90th percentile of precipitation time series.. The series is of daily precipitation value of 96 years, I have to to get 90the percentile value of daily precipitation each year. If you know the R code or command for this please let me know.
I would appreciate your early response.
Thanking you,
Sincerely,
Ajay.