tidyverts / tidyverts/fabletools
How to change period in `features(var, feat_stl)`
Open
@mitchelloharawild is already working on this.
Since Oct 27, 2022.
enhancement
- Dominant language
- R
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- 98
- Forks
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Description
I can't seem to figure out how to add arguments to feat_stl when it is used inside of features(). I would expect an anonymous function to work, but it doesn't.
Reprex:
library(fabletools)
library(tsibble)
#>
#> Attaching package: 'tsibble'
#> The following objects are masked from 'package:base':
#>
#> intersect, setdiff, union
library(feasts)
#works
tourism |>
model(STL(Trips ~ season("1 year")))
#> # A mable: 304 x 4
#> # Key: Region, State, Purpose [304]
#> Region State Purpose `STL(Trips ~ season("1 year"))`
#> <chr> <chr> <chr> <model>
#> 1 Adelaide South Australia Business <STL>
#> 2 Adelaide South Australia Holiday <STL>
#> 3 Adelaide South Australia Other <STL>
#> 4 Adelaide South Australia Visiting <STL>
#> 5 Adelaide Hills South Australia Business <STL>
#> 6 Adelaide Hills South Australia Holiday <STL>
#> 7 Adelaide Hills South Australia Other <STL>
#> 8 Adelaide Hills South Australia Visiting <STL>
#> 9 Alice Springs Northern Territory Business <STL>
#> 10 Alice Springs Northern Territory Holiday <STL>
#> # … with 294 more rows
#works
tourism |>
features(Trips, feat_stl)
#> # A tibble: 304 × 12
#> Region State Purpose trend…¹ seaso…² seaso…³ seaso…⁴ spiki…⁵ linea…⁶ curva…⁷
#> <chr> <chr> <chr> <dbl> <dbl> <dbl> <dbl> <dbl> <dbl> <dbl>
#> 1 Adelai… Sout… Busine… 0.464 0.407 3 1 1.58e+2 -5.31 71.6
#> 2 Adelai… Sout… Holiday 0.554 0.619 1 2 9.17e+0 49.0 78.7
#> 3 Adelai… Sout… Other 0.746 0.202 2 1 2.10e+0 95.1 43.4
#> 4 Adelai… Sout… Visiti… 0.435 0.452 1 3 5.61e+1 34.6 71.4
#> 5 Adelai… Sout… Busine… 0.464 0.179 3 0 1.03e-1 0.968 -3.22
#> 6 Adelai… Sout… Holiday 0.528 0.296 2 1 1.77e-1 10.5 24.0
#> 7 Adelai… Sout… Other 0.593 0.404 2 2 4.44e-4 4.28 3.19
#> 8 Adelai… Sout… Visiti… 0.488 0.254 0 3 6.50e+0 34.2 -0.529
#> 9 Alice … Nort… Busine… 0.534 0.251 0 1 1.69e-1 23.8 19.5
#> 10 Alice … Nort… Holiday 0.381 0.832 3 1 7.39e-1 -19.6 10.5
#> # … with 294 more rows, 2 more variables: stl_e_acf1 <dbl>, stl_e_acf10 <dbl>,
#> # and abbreviated variable names ¹trend_strength, ²seasonal_strength_year,
#> # ³seasonal_peak_year, ⁴seasonal_trough_year, ⁵spikiness, ⁶linearity,
#> # ⁷curvature
#doesn't work
tourism |>
features(Trips, ~feat_stl(., .period = "1 year"))
#> Error in `squash()`:
#> ! Only lists can be spliced
#> Backtrace:
#> ▆
#> 1. ├─fabletools::features(tourism, Trips, ~feat_stl(., .period = "1 year"))
#> 2. ├─fabletools:::features.tbl_ts(tourism, Trips, ~feat_stl(., .period = "1 year"))
#> 3. │ └─fabletools:::features_impl(.tbl, list(.var), features, ...)
#> 4. │ ├─fabletools:::map(squash(features), as_function)
#> 5. │ │ └─base::lapply(.x, .f, ...)
#> 6. │ └─rlang::squash(features)
#> 7. └─rlang::abort(message = message)
Created on 2022-10-25 with reprex v2.0.2
Session info
sessioninfo::session_info()
#> ─ Session info ───────────────────────────────────────────────────────────────
#> setting value
#> version R version 4.2.0 (2022-04-22)
#> os macOS Big Sur/Monterey 10.16
#> system x86_64, darwin17.0
#> ui X11
#> language (EN)
#> collate en_US.UTF-8
#> ctype en_US.UTF-8
#> tz America/New_York
#> date 2022-10-25
#> pandoc 2.19.2 @ /usr/local/bin/ (via rmarkdown)
#>
#> ─ Packages ───────────────────────────────────────────────────────────────────
#> ! package * version date (UTC) lib source
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#> P assertthat 0.2.1 2019-03-21 [?] CRAN (R 4.2.0)
#> P cli 3.4.1 2022-09-23 [?] CRAN (R 4.2.0)
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#> P ellipsis 0.3.2 2021-04-29 [?] CRAN (R 4.2.0)
#> P evaluate 0.17 2022-10-07 [?] CRAN (R 4.2.0)
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#> P feasts * 0.3.0 2022-09-01 [?] CRAN (R 4.2.0)
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#> P rstudioapi 0.14 2022-08-22 [?] CRAN (R 4.2.0)
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#> P stringi 1.7.8 2022-07-11 [?] CRAN (R 4.2.0)
#> P stringr 1.4.1 2022-08-20 [?] CRAN (R 4.2.0)
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#> P tibble 3.1.8 2022-07-22 [?] CRAN (R 4.2.0)
#> P tidyr 1.2.1 2022-09-08 [?] CRAN (R 4.2.0)
#> P tidyselect 1.2.0 2022-10-10 [?] CRAN (R 4.2.0)
#> P tsibble * 1.1.3 2022-10-09 [?] CRAN (R 4.2.0)
#> P utf8 1.2.2 2021-07-24 [?] CRAN (R 4.2.0)
#> P vctrs 0.4.2 2022-09-29 [?] CRAN (R 4.2.0)
#> P withr 2.5.0 2022-03-03 [?] CRAN (R 4.2.0)
#> P xfun 0.34 2022-10-18 [?] CRAN (R 4.2.0)
#> P yaml 2.3.6 2022-10-18 [?] CRAN (R 4.2.0)
#>
#> [1] /Users/ericscott/Documents/GitHub/azmet-qaqc/renv/library/R-4.2/x86_64-apple-darwin17.0
#> [2] /Users/ericscott/Documents/GitHub/azmet-qaqc/renv/sandbox/R-4.2/x86_64-apple-darwin17.0/84ba8b13
#> [3] /Library/Frameworks/R.framework/Versions/4.2/Resources/library
#>
#> P ── Loaded and on-disk path mismatch.
#>
#> ──────────────────────────────────────────────────────────────────────────────
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