Decompose a seasonal time series
Usage
morie_ts_decompose(x, method = c("stl", "classical"))Arguments
- x
A
morie_ts(frequency > 1 for a seasonal component).- method
"stl" (loess-based) or "classical" (
stats::decompose()).
Examples
set.seed(1)
morie_ts_decompose(morie_ts(sin(1:48) + rnorm(48), frequency = 12))
#> $trend
#> Jan Feb Mar Apr May Jun
#> 1 0.174515081 0.176344435 0.178173789 0.177417373 0.176660958 0.172391908
#> 2 0.173519982 0.196686410 0.219852839 0.230480042 0.241107245 0.223146141
#> 3 0.001923483 -0.041718403 -0.085360290 -0.105625173 -0.125890056 -0.139668530
#> 4 0.073552191 0.051651165 0.029750139 0.056658678 0.083567218 0.139450072
#> Jul Aug Sep Oct Nov Dec
#> 1 0.168122857 0.165318519 0.162514181 0.165403863 0.168293545 0.170906764
#> 2 0.205185036 0.200521761 0.195858485 0.158118736 0.120378986 0.061151234
#> 3 -0.153447004 -0.137249072 -0.121051140 -0.050047700 0.020955740 0.047253966
#> 4 0.195332926 0.242291867 0.289250808 0.331660645 0.374070482 0.420015401
#>
#> $seasonal
#> Jan Feb Mar Apr May Jun
#> 1 -0.238683490 0.108398412 0.901490426 0.115554056 -0.859128062 -0.756025009
#> 2 -0.238683490 0.108398412 0.901490426 0.115554056 -0.859128062 -0.756025009
#> 3 -0.238683490 0.108398412 0.901490426 0.115554056 -0.859128062 -0.756025009
#> 4 -0.238683490 0.108398412 0.901490426 0.115554056 -0.859128062 -0.756025009
#> Jul Aug Sep Oct Nov Dec
#> 1 0.636433709 0.955166084 0.952284714 0.009124561 -0.551681918 -1.272933863
#> 2 0.636433709 0.955166084 0.952284714 0.009124561 -0.551681918 -1.272933863
#> 3 0.636433709 0.955166084 0.952284714 0.009124561 -0.551681918 -1.272933863
#> 4 0.636433709 0.955166084 0.952284714 0.009124561 -0.551681918 -1.272933863
#>
#> $remainder
#> Jan Feb Mar Apr May Jun
#> 1 0.27918558 0.80819790 -1.77417282 0.54550688 0.05305060 -0.51625078
#> 2 -0.13591004 -1.52917735 0.65387549 -0.67887102 -0.35956694 0.72572783
#> 3 0.72423401 0.63974970 -0.01554971 -1.20977548 -0.15676582 0.32560348
#> 4 -0.87269679 0.07700561 1.13258019 1.33607617 0.45241458 -0.55330829
#> Jul Aug Sep Oct Nov Dec
#> 1 0.33985908 0.60719835 -0.12689906 -1.02393792 0.89517933 0.95529742
#> 2 0.12947966 0.35115873 0.60748981 0.60604169 -0.34035249 -1.68314743
#> 3 0.47165520 -0.36927806 0.55634990 0.51620078 -1.27451605 -0.18109352
#> 4 -0.96657800 -0.62309283 -1.07938769 -0.14649202 0.66576652 0.85319672
#>
#> $method
#> [1] "stl"
#>
#> attr(,"class")
#> [1] "morie_ts_decomp" "morie_rich_result" "list"