Returns a row for unpack_slope()
.
unpack_slope_term(term, i, last_slope, ttype = "")
A "one-row" list describing a slope term.
A character, e.g., "x", "I(x^2)", or "log(x)".
Segment number (integer)
The element in the slope column for this ttype in the previous segment. I.e., probably what this function returned last time it was called!
The term type. One of "ct" (central tendency), "sigma" (variance), or "ar" (autoregressive)
Jonas Kristoffer Lindeløv jonas@lindeloev.dk