search for: 8161

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2006 Mar 08
5
data import problem
Dear All, I'm trying to read a text data file that contains several records separated by a blank line. Each record starts with a row that contains it's ID and the number of rows for the records (two columns), then the data table itself, e.g. 123 5 89.1791 1.1024 90.5735 1.1024 92.5666 1.1024 95.0725 1.1024 101.2070 1.1024 321 3 60.1601 1.1024 64.8023 1.1024 70.0593
2005 Dec 14
3
package for factor analysis
I have Windows XP Professional Version 2002 and the R-Version 2.1.1. I want to do factor analysis with R. In Google Search I find the reference to the RScaLAPACK-Package, but my R-Version 2.1.1. told me that "RScaLAPACK is invalid package, bevor 2.0.0. installed" . Which package can I take for factor analysis? [[alternative HTML version deleted]]
2005 Sep 30
3
Subscripting fails if name of element is "" (PR#8161)
...ause it was blocked: I submitted a bug from the r-bug webpage and hypatia seems to block mail that is send from a different IP than that usually associated with the email. Looks like it is currently impossible to correctly submit bugs from the website. However, here is the original bug report: (PR#8161) Dear all, The following shows cases where accessing elements via their name fails (if the name is a string of length zero). Best regards Jens Oehlschl?gel > p <- 1:3 > names(p) <- c("a","", as.character(NA)) > p a <NA> 1 2 3 >...
2009 Jan 22
4
dimnames in pkg "ipred"
...sion of ipred. Thanks a lot. TIM ------------------------------------------------------------------------------- Dipl.-Geogr. Tim Häring Sachgebiet Standort und Bodenschutz (SG 2.1) Bayerische Landesanstalt für Wald und Forstwirtschaft Am Hochanger 11 D-85354 Freising Tel.: +49-(0)8161/71-4769 E-Mail: tim.haering@lwf.bayern.de http://www.lwf.bayern.de [[alternative HTML version deleted]]
2018 Feb 13
3
Suppress horizontal mean line in beanplot()
...library(beanplot) beanplot(count ~ spray, data = InsectSprays) # How to remove the dashed horizonal line? -- Samuel Knapp Lehrstuhl f?r Pflanzenern?hrung Technische Universit?t M?nchen (Chair of Plant Nutrition Technical University of Munich) Emil-Ramann-Strasse 2 D-85354 Freising Tel. +49 8161 71-3578 samuel.knapp at tum.de www.researchgate.net/profile/Samuel_Knapp
2017 Oct 10
1
Unbalanced data in split-plot analysis with aov()
...ova(), and calculate F-value for Variety by hand, the estimates are still quite robust. Best regards, Sam -- Samuel Knapp Lehrstuhl f?r Pflanzenern?hrung Technische Universit?t M?nchen (Chair of Plant Nutrition Technical University of Munich) Emil-Ramann-Strasse 2 D-85354 Freising Tel. +49 8161 71-3578 samuel.knapp at tum.de www.researchgate.net/profile/Samuel_Knapp -- Samuel Knapp Lehrstuhl f?r Pflanzenern?hrung Technische Universit?t M?nchen (Chair of Plant Nutrition Technical University of Munich) Emil-Ramann-Strasse 2 D-85354 Freising Tel. +49 8161 71-3578 samuel.knapp at tum.de...
2006 Apr 16
1
string vector indices
Hi, I have a string vector, say, x <- "a", "aab" and anther string vector, say, y <- "a", "aa", "aab", "aabc". Is there any R function to get the indices of y for the elements of x, that is, foo(x, y) will give me the index vector c(1, 3)? I know i can combine apply() and grep("^aab$", y) to do it. But is there any
2006 Nov 12
1
How to increase decimal places
Hello everyone, does anybody know how to increase the decimal places that R uses to calculate something. I think that in default R uses 6 decimal places but I need 12. Thank you very much! Best regards, Maja! --
2007 Oct 17
2
power law fit with unknown zero
Dear R-helpers I would like to do a fit of the form: y = a (x+c)**b, where a, b and c are unknown. Does anybody know how to do it? Thanks Thomas
2008 Apr 07
1
Width of text displayed in R
All, I think this is pretty basic but I couldn't find the answer in any source. I have just built my own R for Linux (amd 64). It runs well, but R thinks that it only has 80 characters or so of screen width. I log on with Putty to the box and can stretch it as large as I want. Is there a simple way to tell R to use more screen width when displaying? From whatami: OS RELEASE :
2008 Apr 09
1
read table not reading lines containing single quotes
Hi, * I am using read.table command as follow kegg<-read.table("c:/IDs.tab",header =TRUE,quote= "'", sep="\t") * Fragment of file is as follow: ID Pathway 04916 Melanogenesis 04920 Adipocytokine signaling pathway 04930 Type II diabetes mellitus 04940 Type I diabetes mellitus 04950 Maturity onset diabetes of the young 05010
2006 Mar 15
3
click on graph and select data points?
Hi all, I am doing some clustering and the clustered results are presented in a "pairs" plot showing 4 clusters... I made the data points belong to 4 different clusters displaying different colors. Now I want to select the best clustered class, how can I click on the data point, and the program returns the index of that cluster(its class number, or color number)? Also, if I would
2006 Jul 21
1
Merge two dataframes of different column length and row length by two columns at a time
Hello, I have two dataframes of the following structures: str(a) `data.frame': 1354896 obs. of 14 variables: $ V1 : int 0 1 2 3 4 5 6 7 8 9 ... $ V2 : int 0 0 0 0 0 0 0 0 0 0 ... $ V3 : int 74 12305 103 12337 46 57 12446 90 12097 79 ... $ V4 : num 11.8 1529.2 17.8 1579.4 6.7 ... $ V5 : int 88 11040 104 11557 56 58 11040 74 10991 81 ... $ V6 : num 15.5 1921.3 20.3
2006 Oct 17
1
Convert Contingency Table to Flat File
Hello All, Is there any R function out there to turn a multi-way contingency table back to a flat file table of individual rows and attribute columns.? Thanks! marco --------------------------------- [[alternative HTML version deleted]]
2008 Apr 07
2
read.table with multiple header lines
Hello, I have difficulties in reading in a text file with multiple (=2) header lines. My table looks like this: id code gr grcode AA AB AC AD time 30 40 50 60 1 1234 1 c 0 1 0 0 2 1346 1 c 0 0 0 1 3 1456 1 c 0 0 1 1 4 1893 1 c 0 0 1 1 Can someone help me out? Thanks Deborah --
2006 Mar 14
2
name of the graphics output
Hello. In the file list.txt, I have the name of n files in data frame format. I want to make an image for each file and save the images in pdf format. To do this, I do the following: llista = scan(file="list.txt",what=list(nom="")) for (file.name in llista[[1]]){ aux=read.table(file=file.name) aux=as.matrix(aux) pdf() image(aux)
2009 Jan 15
2
problems with extractPrediction in package caret
...nXP. Any advice is very welcome. Thanks. TIM ------------------------------------------------------------------------------- Dipl.-Geogr. Tim Häring Sachgebiet Standort und Bodenschutz (SG 2.1) Bayerische Landesanstalt für Wald und Forstwirtschaft Am Hochanger 11 D-85354 Freising Tel.: +49-(0)8161/71-4769 E-Mail: tim.haering@lwf.bayern.de http://www.lwf.bayern.de [[alternative HTML version deleted]]
2006 Apr 07
3
simple if statement
I am ashamed to be asking this question, but I couldn't find the solution anywhere. Searching for "if" and "R" is not very productive... I cannot get a simple if statement to work. I have data on college students. I want to make a string variable that has the names of the years. That is, when the year variable i is equal to 1, I want to have a variable called years
2006 Jun 20
3
how to put the results of loop into a dataframe
Dear friends, suppose i want to do the following caulation for 100 times, how to put the results of x , y and z into the same dataframe/dataset? x<-runif(1) y<-x+1 z<-x+y thanks in advance! -- Kind Regards, Zhi Jie,Zhang ,PHD Department of Epidemiology School of Public Health Fudan University Tel:86-21-54237149 [[alternative HTML version deleted]]
2008 Apr 14
3
how to add different type of lines (short dash, long dash) into current plot)
Dear I try to add three different lines (solid, short dash, long dash) in to current barplot. I saw there are types of lines ("p","b", ect). However, they are not what I request. Has nayone have this experience? Many Thanks! Xin [[alternative HTML version deleted]]