Hi Tom, At least to me it´s hard to picture what´s wrong without further details regarding your data. I use spline/linear interpolation of time series regularly, so maybe this example help you out.
> ci_x [1] 1 4 69 131 194 256 320 382 > ci_y [1] 0.1211 0.1213 0.1233 0.1241 0.1250 0.1254 0.1255 0.1255 > > approx(x=ci_x, y=ci_y, n=ci_x[length(ci_x)])$y Regards, Filipe. -----Mensagem original----- De: r-help-boun...@r-project.org [mailto:r-help-boun...@r-project.org] Em nome de tomtomme Enviada em: quarta-feira, 29 de junho de 2011 12:28 Para: r-help@r-project.org Assunto: [R] time series interpolation Hi there, I´ve got a datatable in R which I try to interpolate with this and get the Error below: > new$temp<- approx(w03_11temp$temp, n = (nrow(w03_11temp)*5))$y Error in new$temp <- approx(w03_11temp$temp, n = (nrow(w03_11temp) * 5))$y : Object of type 'closure' not registered Any idea?? Thanks a lot. -- View this message in context: http://r.789695.n4.nabble.com/time-series-interpolation-tp3633193p3633193.html Sent from the R help mailing list archive at Nabble.com. ______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code. "This message and its attachments may contain confidential and/or privileged information. If you are not the addressee, please, advise the sender immediately by replying to the e-mail and delete this message." "Este mensaje y sus anexos pueden contener información confidencial o privilegiada. Si ha recibido este e-mail por error por favor bórrelo y envíe un mensaje al remitente." "Esta mensagem e seus anexos podem conter informação confidencial ou privilegiada. Caso não seja o destinatário, solicitamos a imediata notificação ao remetente e exclusão da mensagem." ______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.