Have 3.5 years daily data that I want to convert to weekly. Looking for something like SAS's "expand" function, where you can specify the conversion function (sum, average, etc.) and get a new vector out with different sampling frequencies. Anything like that in R ?? Have been looking all over... Thanks, B.D.L. -.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.- r-help mailing list -- Read http://www.ci.tuwien.ac.at/~hornik/R/R-FAQ.html Send "info", "help", or "[un]subscribe" (in the "body", not the subject !) To: r-help-request at stat.math.ethz.ch _._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._
Convert daily to weekly ts ?
2 messages · FWR, Thomas Lumley
On Wed, 2 Oct 2002, FWR wrote:
Have 3.5 years daily data that I want to convert to weekly. Looking for something like SAS's "expand" function, where you can specify the conversion function (sum, average, etc.) and get a new vector out with different sampling frequencies.
aggregate(). -thomas -.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.- r-help mailing list -- Read http://www.ci.tuwien.ac.at/~hornik/R/R-FAQ.html Send "info", "help", or "[un]subscribe" (in the "body", not the subject !) To: r-help-request at stat.math.ethz.ch _._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._