Hi R users
Imagine the table base:
p=c(d,d,b,b,a,a)
q=c(v1,v2,v1,v2,v1,v2)
r=c(5,2,4,8,9,7)
base=data.frame(p,q,r)
base
p q r
1 d v1 5
2 d v2 2
3 b v1 4
4 b v2 8
5 a v1 9
6 a v2 7
How programming R to get this result:
v1 v2
a 9
Hi Greg
I downloaded the file france.shapefiles.zip
Then i unziped it.
There were 4 files interesting me:
- france_administrative.dbf
- france_administrative.prj
- france_administrative.shp
- france_administrative.shx
How can i do to read the map france_administrative with R
I tried this
Hi R users
I need the map of France’s « communes » (towns) to build a map
Is there a way to get it?
More generally:
How to do to get the map of a country and its different geographical levels?
Best regards
--
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University
Ph. (410) 502-2619
email: rvarad...@jhmi.edu
- Original Message -
From: CE.KA ce.kay...@yahoo.fr
Date: Friday, October 30, 2009 7:48 pm
Subject: Re: [R] Multiple linear regression with constraint (imposition)
To: r-help@r-project.org
Sorry there was a mistake
Thank you David
David Winsemius wrote:
On Oct 30, 2009, at 7:47 PM, CE.KA wrote:
Sorry there was a mistake:
I could not see what was different?
Hi R users
I want to do a multiple linear regression with R
With a normal model (Y=Cste+A1*X1+A2*X2) the program would be
lm(Y~X1
Hi R users
I want to do a multiple linear regression with R
With a normal model (Y=Cste+A1*X1+A2*X2) the program would be
lm(Y ~X2+X2)
My model is Y=Cste+A1*X1+A2*X2 with the constraint A1=-A2
What is the program for such a model?
Best regards
--
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Sorry there was a mistake:
Hi R users
I want to do a multiple linear regression with R
With a normal model (Y=Cste+A1*X1+A2*X2) the program would be
lm(Y~X1+X2)
My model is Y=Cste+A1*X1+A2*X2 with the constraint A1=-A2
What is the program for such a model?
Best regards
--
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Hi R users
I used R to get the results of a linear regression
reg-lm(y~x)
here are the results:
# Call:
# lm(formula = donnees$txi7098 ~ donnees$txs7098)
#
# Residuals:
# Min
Hi R users,
I have a big program
So in Rgui I can t see all the execution of it
Is there a way to ask R if there is Errors in my program
Sincerely yours
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Hi R users,
Imagine the folowing data frame
19901991 1992
1 5 20 6
2 15 1 11
3 3 14 22
4 20 8 55
5 10 3 14
Is there a way to build a graphic in which:
- 1
Thank you
ryancw wrote:
Not an R package, but EpiData is free software designed to to exactly
this. It's a wonderful piece of software. Define fields, add annotations,
provide defaults, provide allowable values or ranges, calculate one field
based on entry to another, conditional
Hi R users,
Is there a Package in R to
- set up a questionnaire?
- enter data?
Best regards
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Sent from the R help mailing list archive at Nabble.com.
Hi R users
I used the function line(x,y) and line(lowess(x,y)) to see the correlation
between 2 variables (x,y).
Here is my question:
is there a way to ask R to tell me the equation of
-this line : line(x,y)
-this curve: line(lowess(x,y))
Best regards
--
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Hi R users,
Is there a way to simplify this instruction:
ifelse(B==0,A,
ifelse(B==1,A,
ifelse(B==2,A,
ifelse(B==3,A,
ifelse(B==4,A,
ifelse(B==5,A,
ifelse(B==6,A,
ifelse(B==7,A,
ifelse(B==8,A,
ifelse(B==9,A,B))
i am looking for something like this:
ifelse(B==(0:9),A,B)
Best regards
--
Hi Søren,
http://jekyll.math.byuh.edu/other/howto/R/Rcmdr.shtml
Søren Højsgaard wrote:
Dear all,
On Windows XP with R 2.8.0, I get the error message below when I try
install a package from the command line.
(Installing as a local zip-file from the menu in the GUI works fine.)
Hi R users,
Imagine X as a data frame:
X=read.table(textConnection(
Var1 Var2
1 A H
2 B K
3 A H
4 B H
5 C L
),header=TRUE)
closeAllConnections()
XX is a data frame
Var1 Var2
1AH
2BK
3AH
4BH
5CL
Hi R users
Imagine this data.frame:
X
Var1Var2
A 22 13
B5 2
C12 8
D199
A,B,C,D are the rows names (or index)
Is there a way to create a new variable in this data frame
which name is Var3 and which contains the rows names:
Var1Var2
Thank you DAVID, GABOR, PHIL, WACEK, PETER and GREG
I tried:
Data2 - data.frame(x=DATA$x, y = gsub('[^[:digit:]]', '', DATA$x), z=
gsub('[^[:alpha:]]', '', DATA$x))
and everything is ok
Wacek Kusnierczyk wrote:
CE.KA wrote:
x
1 12F
2 13 AD
3 356PO
4 1D
5 GRT
6 PO52
Hello R users,
Imagine the data frame DATA with the variable x which is composed by numeric
and alpha caracters.
DATA
x
1 12F
2 13 AD
3 356PO
4 1D
5 GRT
6 PO52
7 LN4Z
Is there a way to separarate x in 2 variables:
y: only numeric caracters
z: only alpha caracters
For
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