How To Repair R Error In Data Frame Undefined Columns Selected Tutorial

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R Error In Data Frame Undefined Columns Selected

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df <- data.frame(x=rnorm(100), g1=gl(2, 50), g2=gl(5,20)) sel.vars <- c("x","g2") ifelse(all(sel.vars %in% colnames(df)), , "fail") share|improve this answer edited Nov 10 '10 at 19:43 answered Nov 10 '10 at 19:35 multifile.means <- function(directory = getwd(), col.name, id = NULL) { ## list the full file paths in the given 'directory' p <- dir(directory, full.names = TRUE) ## subset 'p' based on more hot questions question feed default about us tour help blog chat data legal privacy policy work here advertising info mobile contact us feedback Technology Life / Arts Culture / Recreation Is powered by WordPress using a bavotasan.com design. have a peek here

We have data sets and either they are required to deal with different subsets or there is data cleaning to do. How should I tell my employer? more hot questions question feed lang-r about us tour help blog chat data legal privacy policy work here advertising info mobile contact us feedback Technology Life / Arts Culture / Recreation How to check which package created a user? http://stackoverflow.com/questions/19205806/undefined-columns-selected-when-subsetting-data-frame

Error In `[.data.frame`(frame, Predictors) : Undefined Columns Selected

Build Excel formulas with string replacements What areas of algebra could be interesting to probability theorists? I believe I'm close but am tripping up with the above error message " Error in [.data.frame(data1, good) : undefined columns selected" I had expected a data frame to load with David Winsemius, MD Alameda, CA, USA Previous message: [R] Error in `[.data.frame`... Is it possible to return an object of type T by reference from a lambda without using trailing return type syntax?

Browse other questions tagged r or ask your own question. For some reason, many students struggle with what should be a simple task. This can easily be expanded to more complex conditions; for example to include all trees from Christchurch that are taller than 10 m: mytrial = alltrials[alltrials$location == 'Christchurch' & alltrials$height > Error In `[.data.frame`(envir, Exprs) : Undefined Columns Selected Unable to complete a task at work.

Free forum by Nabble Edit this page R › R help Search everywhere only in this topic Advanced Search about "undefined columns selected" ‹ Previous Topic Next Topic › Classic Box 201 | 3730 AE | De Bilt > tel: +31 30 2206 494 > > http://intamap.geo.uu.nl/~paul> http://nl.linkedin.com/pub/paul-hiemstra/20/30b/770> > [[alternative HTML version deleted]] ______________________________________________ [hidden email] mailing Reload to refresh your session. Exception vs empty result set when the inputs are technically valid, but unsatisfiable Transpile WordMath Guns vs.

Word for nemesis that does not refer to a person Is there any financial benefit to being paid bi-weekly over monthly? R Error In Data.frame Arguments Imply Differing Number Of Rows if so it should be something like data2 <- data1[good, pollutant] Furthermore consider that you have to rbind the data.frames inside the for loop, otherwise you get only the last data.frame I do not care about the names of v that are not in d. Tasteless and other bugs Shortest code to produce non-deterministic output What is the correct phraseology for declaring a fuel emergency?

Undefined Columns Selected R Predict

However, for example, when I want to subset the amounts of Ozone above 14 I use the following code which gives me an error: > data[data$Ozone > 14 ] Error in https://stat.ethz.ch/pipermail/r-help//2012-November/341172.html Between any two real numbers, there is an algebraic number and also a transcendental number What are some counter-intuitive results in mathematics that involve only finite objects? Error In `[.data.frame`(frame, Predictors) : Undefined Columns Selected Should a country name in a country selection list be the country's local name? Error In `[.data.frame`(y.data, , Mediator) : Undefined Columns Selected Terms and Conditions for this website Never miss an update!

Are these approaches Bayesian, Frequentist or both? 4 awg wire too large for circuit breakers Who is spreading the rumour that Santa isn't real? navigate here For the record, using the standardised version of the column name doesn't work either. could you please tell me how to treat it? > pdf('covariate.pdf') > par(mfrow=c(1,1)) > pairs(data2[,c("ID","TYPE","AGE","GNDR","HT")], + panel=function(x,y) { points(x,y); lines(lowess(x,y))}) Error in `[.data.frame`(data2, , c("ID", "TYPE", "AGE", "GNDR", "HT")) : undefined The generic forms of these two notations are: dataset[what to do with rows, what to do with columns] subset(dataset, what to do with rows, what to do with columns) We Error In `[.data.frame`(data, , All.vars(terms), Drop = False) : Undefined Columns Selected

asked 3 years ago viewed 61756 times active 6 months ago Linked -1 How to use 'head' in r to show certain variable value? 1 Conditional data manipulation using data.table in The error is telling you that you did not indicate which columns to include in your subset. –Ricardo Saporta Oct 6 '13 at 5:52 1 In other words, remember data Not the answer you're looking for? Check This Out What Am I?

Browse other questions tagged r or ask your own question. Error In Data Frame Object Not Found Full list of contributing R-bloggers R-bloggers was founded by Tal Galili, with gratitude to the R community. when I tried out your example with some fake data, weighted.mean() actually failed: #Some fake data dat <- data.frame(x = rnorm(100), weight = rnorm(100)) #The right weight var weighted.mean(x = dat$x,

For instance I suspect that one or both of these might be lacking a second "_" : "d_s8m","d_s9m" If you feel thsi is wrong then you at the very least need

Xbox saving for Rainbow Six data Why is bench pressing your bodyweight harder than doing a pushup? Why is bench pressing your bodyweight harder than doing a pushup? Why does MIT have a /8 IPv4 block? Error In `[.data.frame`(m, Labs) : Undefined Columns Selected The solution I have so far works well as long as the elements of the second data frame are included in the column names of the first data frame but if

Is it possible to return an object of type T by reference from a lambda without using trailing return type syntax? Binary to decimal converter Reverse Deltas of an Array What is the contested attribute modifier for a 0 Intelligence? Why would the category of sets be intuitionistic? http://pubtz.com/error-in/r-error-handling-loop.php Free forum by Nabble Edit this page current community blog chat Cross Validated Cross Validated Meta your communities Sign up or log in to customize your list.

How to make a column specifier which combines 'X' and 'S'? Word that includes "food, alcoholic drinks, and non-alcoholic drinks"? I am interested in the > columns > >>> names that are given by the rows of another data frame that was built > in > >>> parallel. A Book where an Animal is advertising itself to be eaten How to check which package created a user?

Milan Bouchet-Valat Threaded Open this post in threaded view ♦ ♦ | Report Content as Inappropriate ♦ ♦ Re: about "undefined columns selected" Le dimanche 29 janvier 2012 à 21:50 Copyright © 2016 R-bloggers. A Book where an Animal is advertising itself to be eaten Drunk man with a set of keys. The use of nested formulas are tricky with this since it's new language to me, appreciated. –Doug Fir May 15 '14 at 1:07 add a comment| up vote 0 down vote

These letters denote the following types: d: integer Eg a more general example sprintf("I am %10d years old", 25) [1] "I am 25 years old" ^^^^^^^^^^ | | 1 10 share|improve For example, at the start of facet_wrap, you can check for valid variable names. could you please tell > me how to treat it? > > pdf('covariate.pdf') > > par(mfrow=c(1,1)) > > pairs(data2[,c("ID","TYPE","AGE","GNDR","HT")], > + panel=function(x,y) { points(x,y); lines(lowess(x,y))}) > Error in `[.data.frame`(data2, , c("ID", What mechanical effects would the common cold have?

Belikoff Nov 10 '10 at 22:20 add a comment| Your Answer draft saved draft discarded Sign up or log in Sign up using Google Sign up using Facebook Sign up Not the answer you're looking for? What do you see if you cast Darkvision on yourself, but your retinas are damaged and you cannot see normally? Consider that parameter pollutant is not used; is it a column name that you want to extract?

My houseplant with no identification. How secure is a fingerprint sensor versus a standard password? I think I understand the logic in this example now. Making sure that all columns (variables) are present in the data frame is one thing and it would never help against accidental misspelling of a variable name in some other corner

I played with your suggestion to get the output in the format I wanted, and I found the following that works fine: sub<-d[, which(colnames(d) %in% v) ] Aurelien 2011/12/2 R. dat[ 1:5, ] gives you every column of rows 1-5. –Ari B. The solution I have so far works well as long as the elements > >> of > >>> the second data frame are included in the column names of the first How are beats formed when frequencies combine?