View source: R/univariate_polynomial.R
DP.poly | R Documentation |
Perform dynamic programming algorithm for univariate polynomials change points detection.
DP.poly(y, r, gamma, delta)
y |
A |
r |
An |
gamma |
A |
delta |
A strictly |
A list
with the following structure:
An object of class
"DP", which is a list
with the following structure:
partition |
A vector of the best partition. |
yhat |
A vector of mean estimation for corresponding to the best partition. |
cpt |
A vector of change points estimation. |
Haotian Xu
Yu and Chatterjee (2020) <arXiv:2007.09910>
set.seed(0) cpt_true = c(20, 50, 170) y = rnorm(300) + c(rep(0,20),rep(2,30),rep(0,120),rep(2,130)) plot.ts(y) temp = DP.poly(y, r = 2, gamma = 15, delta = 5) temp$cpt
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