Displaying 20 results from an estimated 204 matches for "value2".
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2012 Oct 15
1
How to read XML in UTF-8 format?
How to read xml in UTF-8 format. I have one XML file but i want to read it
in UTF-8 format. How this is possible?
<barplot>
<cd>
<name>?</name>
<value1>3</value1>
<value2>2.9</value2>
</cd>
<cd>
<name>?</name>
<value1>3.3</value1>
<value2>3</value2>
</cd>
<cd>
<name>??<...
2010 Sep 07
3
Help with decimal points
Hi
I have found a little problem with an R script. I am trying to merge some data
and am finding something unusual going on. As shown below I am trying to
assign (MatchedValues[Value2,Value]) to (ClusteredData[k,Value]) which are two
separate dataframes.
1) By the following command you can see that the value im transferring
is 481844.03
> MatchedValues[Value2,Value]
[1] 481844.03
6618 Levels: 1.00E+07 1.01E+07 1.02E+07 1.04E+07 1.05E+07 1.06E+07 ... Raw
2) But when I t...
2010 Dec 17
4
How to arrange the data
Dear R helpers
I have one data as given below.
date value1 value2 value3
30-Nov-2010 100 40 61
25-Nov-2010 108 31 88
14-Sep-2010 11 180 56
I want the following output
date name amount
30-Nov-2010 val...
2023 Mar 02
1
transform.data.frame() ignores unnamed arguments when no named argument is provided
...t; 1 1 2 3
(and in general warnings make for unpleasant debugging so I prefer when we
don't add new ones if avoidable)
playing a bit more with it, it would make sense to me that the following
have the same output:
coefficient <- 3
data.frame(value1 = 5) |> transform(coefficient, value2 = coefficient *
value1)
#> value1 X3 value2
#> 1 5 3 15
data.frame(value1 = 5, coefficient) |> transform(value2 = coefficient *
value1)
#> value1 coefficient value2
#> 1 5 3 15
[[alternative HTML version deleted]]
2008 May 02
2
Accesing data frame members from within functions
I am writing a simple R program to execute a t-test repeatedly on data
contained in a data frame. My data looks like this:
Category Value1 Value2
1 .5 .8
1 .3 .9
. . . . . . . . .
2 1.4 1.3
2 1.3...
2012 Nov 28
4
remove NA or 0 values
Dear R users,
I want to remove zero's or NA values after this model.
year value1 value2
1854 0 12
1855 0 13
1866 12 16
1877 11 24
year value1 value2
1 12 12
2 11 13
3 16
4 24
Thank you!
--
---
Catalin-Constantin ROIBU
Forestry engineer, PhD
Forestry Faculty of Suceava
Str. Universitatii no. 13, Suceava, 720229, Romania
office phone +4 0230 52 29 78, ext. 531
mobile phone +4...
2011 Jul 14
2
cbind in aggregate formula - based on an existing object (vector)
...ggregate formula (its "cbind" part) to be able to use my
"myvars" object. Is it possible?
Thanks for your help!
Dimitri
Reproducible example:
mydate = rep(seq(as.Date("2008-12-01"), length = 3, by = "month"),4)
value1=c(1,10,100,2,20,200,3,30,300,4,40,400)
value2=c(1.1,10.1,100.1,2.1,20.1,200.1,3.1,30.1,300.1,4.1,40.1,400.1)
example<-data.frame(mydate=mydate,value1=value1,value2=value2)
example$group<-c(rep("group1",3),rep("group2",3),rep("group1",3),rep("group2",3))
example$group<-as.factor(example$group)
(...
2023 Mar 02
1
transform.data.frame() ignores unnamed arguments when no named argument is provided
...asant in practice when debugging,
myself, but that may be a personal preference.
>
>
> playing a bit more with it, it would make sense to me that the following
> have the same output:
>
>
> coefficient <- 3
>
>
> data.frame(value1 = 5) |> transform(coefficient, value2 = coefficient *
> value1)
>
> #> value1 X3 value2
>
> #> 1 5 3 15
>
>
> data.frame(value1 = 5, coefficient) |> transform(value2 = coefficient *
> value1)
>
> #> value1 coefficient value2
>
> #> 1 5 3 15
>
>...
2006 Dec 05
5
if(){} else{}
Dear R-community,
my data set looks like 'mat' below.
Plant<-c(NA,1,1,1,NA,NA,NA,NA,NA,1);
Value1<-rnorm(1:10);
Value2<-rnorm(1:10);
mat<-cbind(Plant,Value1,Value2);
I receive data from two different sites.
One site is identified by an interger number, the other site has no data in
column Plant=NA.
My pb:
I'm trying to assign labels "A" or "B" to these 2 sites into a new column,
but...
2012 Nov 08
3
Beginner help about output in R
Dear R experts,
I am a beginner with R and I have a question regarding the output of a
function.
Basically, I created 2 functions, value1 and value2, that calculate two
values, and I would like to print those two values to an output datafile. I
tryed the following function:
function (x) {write.table(data.frame(value1(x),value2(x)),file=output.txt)}
My problem is that I would like to calculate those values for different
values of x and to get...
2011 Oct 24
1
Creating data frame with residuals of a data frame
...m the residuals I get after
having applied a linear regression to each column of a data frame, but
I don't know how to create this data frame from the resulting list
since the list has differing numbers of rows.
So for example:
age<- c(5,6,10,14,16,NA,18)
value1<- c(30,70,40,50,NA,NA,NA)
value2<- c(2,4,1,4,4,4,4)
df<- data.frame(age, value1, value2)
#Run linear regression to adjust for age and get residuals:
lm_f <- function(x) {
x<- residuals(lm(data=df, formula= x ~ age))
}
resid <- apply(df,2,lm_f)
resid<- resid[-1]
Then resid is a list with different row numbers:...
2011 Nov 22
4
Removing rows in dataframe w'o duplicated values
Hi,
Is there an easy way to remove dataframe rows without duplicated values of
a specified column ('id')? e.g.,
dat <- data.frame(id = c(1,1,1,2,3,3), value = c(5,6,7,4,5,4), value2 =
c(1,4,3,3,4,3))
dat
id value value2
1 1 5 1
2 1 6 4
3 1 7 3
4 2 4 3
5 3 5 4
6 3 4 3
This is sample data and the real data has hundreds of rows. In this
case, only row 4 does not have a duplicated id and I would like to
remove it wit...
2013 Feb 11
2
How to plot doubles series with different location using plotCI
...t defining the series location within
plotCI. For example the tool “boxplot” contains the “at” argument. I found
examples of plotCI where a vertical shift is realized (e.g. “x=means+1e5”), never a horizontal shift.
Here
you find data information:
##data
value1<-c(1,2,1,2,1,3,4,2,6,1,3,4,2,6)
value2<-c(1,5,1,2,4,4,4,3,3,1,3,4,9,8)
typo<-c("C","C","C","C","A","A","A","A","A","B","B","B","B","B")
tab1<-data.frame(data=cbind(value1,value2,typo))
coln...
2010 Jun 17
1
big big problem
Dear list,
I'll try to be more clear in explaining my problem. I have a data frame like this called X:
CLUSTER YEAR variable value1 value2
M1 2005 EC01 NA NA
M1 2006 EC01 2 5
M1 2007 EC01 4 5
M2 2005 EC01 NA...
2006 Apr 06
1
reshape question
Hi,
I have a data fram like this:
date column1 column2 column3 value1 value2 value3
1-1 A B C 10 5 2
2-1 A B D 5 2 0
3-1 A B E 17 10 7
How can I reshape it to:
date column1 column2 column3 v x
1-1 A B C value1 10
1-1 A B C value2 5
1-1 A B C value3 2
2-1 A B D value1 5
2-1 A B D value2 2
2-1 A B D value3 0
3-1 A B E value1 17
3-1 A B E value2 10
3-1 A B E value3 7
Thx!...
2005 Sep 19
3
Lists and data frames (PR#8143)
...ion from: (NULL) (193.174.73.34)
Hi,
The pdf file R-intro descripe on page 27 that lists can be extended by adding
numbers.
Unfortunately, it's not working
## example :
# if i did not declare the variable an error occurs : object not found
mylist <- list()
mylist[1] <- list(value1=3, value2=5)
## Error
Can you please help me
Thank you
Regards
Frank Wagner
2007 Nov 19
3
link_to and GET parameters
...ing to generate a link to external site with GET parameters
( in new window).
I tried following code, but it does not produce any parameters.
<%=link_to "Open New Page", "https://www.foo.com/page/", {:popup =>
true}, {:param1 => "value1", :param2 => "value2"}%>
and
<%=link_to "Open New Page", url_for("https://www.foo.com/page/",
{param1 => "value1", :param2 => "value2"}) , {:popup => true}%>
Can anyone tell me what is wrong with my code or there is a
alternative way?
Thanks in advance...
2011 May 05
3
Alter a line in a file.
Hi all R users
Ive got a file that contains diffrent settings in the manor of:
setting1="value1"
setting2="value2"
setting3="value3"
setting4="value4"
.
.
.
What I want to do is open the file and change the value of a specific
setting
like wanna change setting4="value4" -> setting4="value5" and then save the
file again.
setting1="value1"
setting2=&quo...
2007 Feb 23
2
bug with boolean query evaluation containing parenthesis and NOT ?
...a variation which
includes parenthesis seems to fail, in that it returns hits which should
be excluded by the NOT term.
This is surprising because in this simple case, the parenthesis
shouldn''t change the Boolean evaluation ... any pointers?
Working Query: field1:value1 AND NOT field2:value2
Failing Query: field1:value1 AND ( NOT field2:value2 )
Kind Regards
Neville
2013 May 02
3
R issue with unequal large data frames with multiple columns
I'm a bit of an amateur R programmer. I can do simple R scenarios but my
handle on complex grammatical issues isn't steady.
I have 12 CSV files that I've read into dataframes. Each has 8 columns and
over 2000000 rows. Each dataframe has data associated by time component
and a date component in the format of:
X.DATE and then X.TIME
X.DATE is in the format of MMDDYYYY and X.TIME is