Displaying 1 result from an estimated 1 matches for "jaxa_mo_365".
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jaxa_mo_366
2009 Dec 22
1
Using zoo() to aggregate daily data to monthly means
...A_data$Yr <=2007)
## create zoo object starting Jan, 2003 - use freq's of 365 and 366
JAXA_365 <- as.zoo(ts(JAXA$Extent, start = c(2003,1,1),freq=365))
JAXA_366 <- as.zoo(ts(JAXA$Extent, start = c(2003,1,1),freq=366))
## aggregate to yearmon using JAXA_365 & JAXA_366 zoo objects
JAXA_mo_365 <- aggregate(JAXA_365, mean, by=yearmon, na.rm=T)
JAXA_mo_366 <- aggregate(JAXA_366, mean, by=yearmon, na.rm=T)
## Compare last 6 records for JAXA_365 & JAXA_366
tail(JAXA_mo_365)
tail(JAXA_mo_366)
When I compare the two tail reports, I get Jan, 2007 for last month for
JAXA_365 and D...