search for: tp4130179p4143909

Displaying 1 result from an estimated 1 matches for "tp4130179p4143909".

Did you mean: tp4130179p4143329
2011 Dec 02
2
Moving column averaging
# need zoo to use rollapply() # your data (I called df) df <- structure(list(a = 1:2, b = 2:3, c = c(5L, 9L), d = c(9L, 6L), e = c(1L, 5L), f = c(4, 7)), .Names = c("a", "b", "c", "d", "e", "f"), class = "data.frame", row.names = c(NA, -2L)) # transpose and make a zoo object df2 <- zoo(t(df)) #rollapply to get