This function extracts the residual sum of squares after
the intepolation or extrapolation. When extrapolation is carried out, the
function uses the values observed in the liquid part of
the curve
Value
A numeric giving the residual sum of squares
Author(s)
Thierry Moudiki
See Also
ycsummary
Examples
# Prices
p <- c(0.9859794,0.9744879,0.9602458,0.9416551,0.9196671,0.8957363,0.8716268,0.8482628,
0.8255457,0.8034710,0.7819525,0.7612204,0.7416912,0.7237042,0.7072136
,0.6922140,0.6785227,0.6660095,0.6546902,0.6441639,0.6343366,0.6250234,0.6162910,0.6080358,
0.6003302,0.5929791,0.5858711,0.5789852,0.5722068,0.5653231)
# Observed maturities
u <- 1:30
# Output maturities
t <- seq(from = 1, to = 30, by = 0.5)
# Svensson interpolation
yc <- ycinter(p = p, matsin = u, matsout = t,
method="SW", typeres="prices")
deviance(yc)