search for: xt0

Displaying 3 results from an estimated 3 matches for "xt0".

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2008 Sep 04
1
Building a time series.
I have a need to build a time series and there are a couple of aspects about the time series object that are confusing me. First it seems that ts.union is not doing what I would expect. For example: x0 <- rep(0,10) x1 <- rep(1,10) xt0 <- ts(x0, frequency=10) xt1 <- ts(x1, frequency=10) st2 <- ts.union(xt0, xt1) > xt2 Time Series: Start = c(1, 1) End = c(1, 10) Frequency = 10 xt0 xt1 1.0 0 1 1.1 0 1 1.2 0 1 1.3 0 1 1.4 0 1 1.5 0 1 1.6 0 1 1.7 0 1 1.8 0 1 1.9 0 1 > sp...
2006 Jun 12
1
cumulative time durations of specified periods (chron)
...;- chron(as.numeric(xfrom) + seq(1.5, 2.25, 0.25))) [1] (01/03/70 18:00:00) (01/07/70 06:00:00) (01/10/70 18:00:00) [4] (01/14/70 06:00:00) and we would like to know how much time is included in a number of intervals within each event. We can define the intervals with two chron vectors: R> (xt0 <- times(c(0.50, 0))) [1] 12:00:00 00:00:00 R> (xt1 <- times(c(1 - (1 / 86400), 0.25))) [1] 23:59:59 06:00:00 So for the first event, 01/02/70 06:00:00 to 01/03/70 18:00:00, the interest is to find how much time corresponds to periods 12:00:00 - 23:59:59 and 00:00:00 - 06:00:00. I began...
2013 Jul 31
29
[PATCH 0/9] tools: remove or disable old/useless/unused/unmainted stuff
depends on "autoconf: regenerate configure scripts with 4.4 version" This series removes some of the really old deadwood from the tools build and makes some other things which are on their way out configurable at build time with a default depending on how far down the slope I judge them to be. * nuke in tree copy of libaio * nuke obsolete tools: xsview, miniterm, lomount & sv *