Displaying 20 results from an estimated 5000 matches similar to: "Area Under a Curve"
2011 Aug 15
2
area under the curve
HI there, I have been trying to use a code posted on R help to be able to calculate area under the curve for complicated data points and there seems to be an issue with the code: no "b" object found. I am not a good R user and can''t find were the problem is. Any help? Thanks!!
This is the code ( as a test run I gave it this info because I know the answer:
x<-seq(1:50)
2008 Aug 21
1
max and min with the indexes in a zoo object (or anything else that could solve the problem)
library(zoo)
library(chron)
t1 <- chron("1/1/2006", "00:00:00")
t2 <- chron("1/31/2006", "23:45:00")
deltat <- times("00:15:00")
tt <- seq(t1, t2, by = times("00:15:00"))
d <- sample(33:700, 2976, replace=TRUE)
sin.zoo <- zoo(d,tt)
#there are ninety six reading in a day
d.max <- rollapply(sin.zoo, width=96, FUN=max)
2010 Oct 11
1
LDA fuction
Hello,
I wonder what analysis i have to use to evaluate which environmental
variables most closely related to the grouping that I have.
I has 38 streams are grouped based on eight environmental variables, but I
wonder how these variables relate to these groups.
Example.: PH, dissolved oxygen and altitude over which these variables
relate to a group one, and two . . .
Understood .....????
my
2010 Nov 30
2
xyplot : superimposed 2 groups in different panels
Hello,
I would like to plot the following xyplot : for each date of fff (1 date per
panel), bbb=f(aaa) for the two groups (ddd=1 and ddd=2) superimposed.
I can do it by group (see below) but not together.
I looked at http://lmdvr.r-forge.r-project.org/figures/figures.html but I
haven't found what I was looking for (to be honest, I haven't understood all
the examples).
Any help will be
2020 Oct 29
2
dovecot quota-warning detection mail
OK. "passdb/userdb" Setting part
$ dovecot -n (Excerpt from change)
----------------------------------------------------------------------------
---------------------
passdb {
args = scheme=CRYPT username_format=%u /etc/dovecot/users.auth
driver = passwd-file
}
userdb {
args = username_format=%u /etc/dovecot/users.auth
driver = passwd-file
}
protocol lmtp {
info_log_path =
2012 Feb 20
2
Help on lattice barchart ploting
Hi friends,
I have following data and would like to plot this with barchart() availble
with lattice package.
RsID Freqs Genotype
AAA 63.636 1/1
AAA 32.727 1/2
AAA 3.636 2/2
BBB 85.965 2/2
BBB 14.035 2/1
CCC 63.158 1/1
CCC 21.053 1/2
CCC 15.789 2/2
DDD 26.786 2/2
DDD 46.429 2/1
DDD 26.786 1/1
EEE 32.759 2/2
EEE 43.103 2/1
2004 Jan 09
1
degree-min-sec data
Hello -
Have both astronomic and geodetic data sets with values in the form
"ddd:mm:ss.sssss", where dd is an integer between -180 and 180, mm is an
integer between 0 and 60, and ss is a floating-point
number between 0 and 60.0. In order to do anything useful with these
values they need to be turned into their "decimal degree" equivalent.
Assuming the data is a vector y, the
2010 May 20
2
Re : Manipulating Data Frames
Dear All,
I have data some thisng like this :
> data <- read.csv(file='ipsample.csv',sep=',' , header=TRUE)
> data
State Jan Feb Mar Apr May Jun
1 AAA 1 1 0 2 2 0
2 BBB 1298 1195 1212 1244 1158 845
3 CCC 0 0 0 1 2 1
4 DDD 5 11 17 15 10 9
5 EEE 18 28 27 23 23 16
6 FFF 68 152 184 135 111
2020 Oct 29
2
dovecot quota-warning detection mail
Gedalya-san
Thank you for the information.
It seems to be difficult...
morikawa
-----Original Message-----
From: dovecot [mailto:dovecot-bounces at dovecot.org] On Behalf Of Gedalya
Sent: Thursday, October 29, 2020 1:17 PM
To: dovecot at dovecot.org
Subject: Re: dovecot quota-warning detection mail
Aha. Then it's not a straightforward case of just adding the domain name to
the same
2010 Jul 07
3
how to process this in R
Here are what i am going to accomplish:
I have 400 files named as xxx.txt. the content of the file looks like the
following:
name count
1. aaa 100
2. bbb 2000
3. ccc 300
4. ddd 3000
........
more that 1000 rows in each files.
these are the areas i need help:
1. how can i only read in the files with the string patterns ggg or fff as
part of the file names?
for
2012 Oct 02
3
PROBLEM : Cannot require an Exec
hello:
i currently am using Puppet to run some commands in a sequence. there are
two sequences of exec resources. we found that we cannot use require =>
Exec and it does not work at all as expected. here is some sample code.
exec { "exec-AAA":
command => "/bin/true",
returns => 0,
notify => Exec["exec-BBB"],
}
exec { "exec-BBB":
2012 Jan 08
2
uid / gid and systemusers
Hi all,
I'm facing a problem when a user (q and g in this example) is logging into dovecot. Can anybody tell some hint?
Thanks in advance.
George
/var/log/mail.log:
...
Jan 8 16:18:28 test dovecot: User q is missing UID (see mail_uid setting)
Jan 8 16:18:28 test dovecot: imap-login: Internal login failure (auth failed, 1 attempts): user=<q>, method=PLAIN, rip=AAA.BBB.CCC.DDD,
2004 Jul 20
2
question regarding Asterisk. X-Lite, and firewall
Hello,
I have a one-way audio problem. If any one can give me a clue on how to
solve it, I'd highly appreciate.
My configuration is:
Both Asterisk server and a SIP phone run within a LAN. Asterisk:
CVS-HEAD-06/27/04-11:42:23. SIP phone is X-Lite release 1103m build stamp
14262. The Linux box that running Asterisk server is RedHat 2.4.18-14.
Asterisk server runs on IP: 192.168.1.102. X-Lite
1999 May 27
2
Can't connect to samba from foreign network --- 'Gethostbyaddr failed' error in log.smb
I have a samba server at ip address
aaa.bbb.ccc.ddd
I can connect to it from clients on subnets aaa.bbb.eee. and
aaa.bbb.fff.
I can't connect to it from clients on ggg.hhh.
smb.conf has
hosts deny = all
hosts allow = localhost, aaa.bbb., ggg.hhh.
The client can successfully 'ping mysambaserver' (resolves to
aaa.bbb.ccc.ddd). Doing 'net view \\mysambaserver' fails with
2010 May 19
1
Re : Adding column sum to new row in data frame
Dear All,
I have data some thing like this:
State Jan Feb Mar Apr May Jun AAA 1 1 0 2 2 0 BBB 1298 1195 1212 1244
1158 845 CCC 0 0 0 1 2 1 DDD 5 11 17 15 10 9 EEE 18 28 27 23 23 16 FFF
68 152 184 135 111 86
I want to sum all the column(Jan, Feb, Mar ...) and have to merge the total
at last row. like this:
StateJanFebMarAprMayJunAAA110220BBB12981195121212441158845CCC 000121DDD51117
2005 May 26
1
Chi Square Test on two groups of variables
Dear R help
I have been trying to conduct a chi square test on two groups of variables
to test whether there is any relationship between the two sets of variables
chisq.test(oxygen, train)
Pearson's Chi-squared test
data: oxygen
X-squared = 26.6576, df = 128, p-value = 1
> chisq.test(oxygen)
Pearson's Chi-squared test
data: oxygen
X-squared = 26.6576, df = 128,
2014 Aug 15
3
testing out 6.03 network booting... (6.03-pre19)
>
> We are not ready for "prime-time" though.
> Using the "lpxelinux.0" file from 6.03-pre19 ...
>
> My RHEL5 installs, when using the "http://" for kernel, initrd and append lines, seem to be hitting some sort of parameter length limit.
> The culprit seems to be the long "append" line.
>
> The same append line, when NOT using
2008 Jul 28
1
Interpolating a line and then summing there values for a diurnal oxygen curve (zoo object)
#I would like to interpolate a straight line between 06/08/06 04:16:00 -
06/08/06 20:31:00 with values and then sum them. This is an estimate of
ecosystem #respiration and I will be using this in a larger context(48 days
of these diurnal curves), but for right now I am just trying to figure out
how to do it for this one #day example. I have some other code for
Ecosystem (stream) Metabolism that
2008 Jun 19
1
PrettyR (describe)
#is there a way to get NA in the table of descriptive statistics instead of
the function stopping Thank you in advance
#data
x.f <- structure(list(Site = structure(c(9L, 9L, 9L, 9L, 9L, 9L, 9L,
9L, 9L, 9L, 9L, 9L, 9L, 9L, 9L, 9L, 9L, 9L, 9L, 9L, 9L, 9L, 9L,
9L, 9L, 9L, 9L), .Label = c("BC", "HC", "RM119", "RM148", "RM179",
"RM185",
2012 Jul 23
2
drop1, 2-way Unbalanced ANOVA
Hi all,
I've spent quite a lot of time searching through the help lists and reading
about how best to run perform a 2-way ANOVA with unbalanced data. I realize
this has been covered a great deal so I was trying to avoid adding yet
another entry to the long list considering the use of different SS, etc.
Unfortunately, I have come to the point where I feel I have to wade in and
see if someone