Darling-Erdös Test
Performs the (univariate) Darling-Erdös test for change in mean, as described
in (Rice et al. ). This is effectively an interface
to stat_de
; see its documentation for more details. p-values
are computed using pdarling_erdos
, which represents the
limiting distribution of the test statistic under the null hypothesis when
a
and b
are chosen appropriately. (Change those parameters at
your own risk!)
DE.test(x, a = log, b = log, use_kernel_var = FALSE, stat_plot = FALSE, kernel = "ba", bandwidth = "and")
x |
Data to test for change in mean |
a |
The function that will be composed with l(x) = (2 \log x)^{1/2} |
b |
The function that will be composed with u(x) = 2 \log x + \frac{1}{2} \log \log x - \frac{1}{2} \log π |
use_kernel_var |
Set to |
stat_plot |
Whether to create a plot of the values of the statistic at all potential change points |
kernel |
If character, the identifier of the kernel function as used in
cointReg (see |
bandwidth |
If character, the identifier for how to compute the
bandwidth as defined in cointReg (see
|
A htest
-class object containing the results of the test
Rice G, Miller C, Horváth L (????). “A new class of change point test of Rényi type.” in-press.
DE.test(rnorm(1000)) DE.test(rnorm(1000), use_kernel_var = TRUE, kernel = "bo", bandwidth = "nw")
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