Thanks, Dagmar. So, shouldn't row 3 with a time of 09:51:01 be "low" and not "high"?
Jean On Thu, Oct 2, 2014 at 4:25 PM, Dagmar <ramga...@gmx.net> wrote: > Dear Jean and all, > > I want all lines to be "low", but during times 9:55 - 10:05 a.m (i.e. a > timespan of 10 min) I want them to be "high". > In my real data "low" and "high" refer to "lowtide" and "hightide" in > the waddensea and I want to assign the location of my animal at the time > it was taken to the tide (that means, there was water not only exactly > at 10:00 (as taken from official data) but also 5 min before and after). > > I hope that is more understandable, if not ask again. Thanks for trying > to help, > Dagmar > > Am 02.10.2014 um 23:01 schrieb Adams, Jean: > > Dagmar, > > > > Can you explain more fully why rows 1, 2, and 5 in your result are > > "low" and rows 3 and 4 are "high"? It is not clear to me from the > > information you have provided. > > > > > result[c(1, 2, 5), ] > > Timestamp location Event > > 1 24.09.2012 09:05:01 1 low > > 2 24.09.2012 09:49:50 2 low > > 5 24.09.2012 10:05:10 5 low > > > > > result[3:4, ] > > Timestamp location Event > > 3 24.09.2012 09:51:01 3 high > > 4 24.09.2012 10:04:50 1 high > > > > Jean > > > > > > On Thu, Oct 2, 2014 at 8:13 AM, Dagmar <ramga...@gmx.net > > <mailto:ramga...@gmx.net>> wrote: > > > > Hello! I hope someone can help me. It would save me days of work. > > Thanks in > > advance! > > I have two dataframes which look like these: > > > > > > myframe <- data.frame (Timestamp=c("24.09.2012 09:00:00", "24.09.2012 > > 10:00:00", > > "24.09.2012 11:00:00"), Event=c("low","high","low") ) > > myframe > > > > > > mydata <- data.frame ( Timestamp=c("24.09.2012 09:05:01", "24.09.2012 > > 09:49:50", "24.09.2012 09:51:01", "24.09.2012 10:04:50", "24.09.2012 > > 10:05:10") > > , location=c("1","2","3","1","5") ) > > mydata > > > > > > # I want to merge them by time so I have a dataframe which looks > > like this > > in the end (i.e. "Low" during 5 min before and after "high" ) > > > > result <- data.frame ( Timestamp=c("24.09.2012 09:05:01", "24.09.2012 > > 09:49:50", "24.09.2012 09:51:01", "24.09.2012 10:04:50", "24.09.2012 > > 10:05:10") > > , location=c("1","2","3","1","5") , > > Event=c("low", "low","high","high","low")) > > result > > > > Anyone knows how do merge them? > > Best regards, > > Dagmar > > > > ______________________________________________ > > R-help@r-project.org <mailto: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. > > > > > > > [[alternative HTML version deleted]] > > ______________________________________________ > 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. > [[alternative HTML version deleted]] ______________________________________________ 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.
