Package: twinspan 0.9-5
twinspan: Two-Way Indicator Species Analysis
Classification of biological communities based on splitting first axis of Correspondence Analysis for the current subset of the data, and finding species that best indicate the splits. The method is particularly popular in vegetation science.
Authors:
twinspan_0.9-5.tar.gz
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twinspan_0.9-5.tar.gz(r-4.5-noble)twinspan_0.9-5.tar.gz(r-4.4-noble)
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twinspan.pdf |twinspan.html✨
twinspan/json (API)
| # Install 'twinspan' in R: |
| install.packages('twinspan', repos = c('https://jarioksa.r-universe.dev', 'https://cloud.r-project.org')) |
Bug tracker:https://github.com/jarioksa/twinspan/issues
- ahti - Vegetation of Lichen-rich Pine Forests in Finland
Last updated 4 months agofrom:89f04340b7. Checks:4 OK, 8 WARNING. Indexed: yes.
| Target | Result | Latest binary |
|---|---|---|
| Doc / Vignettes | OK | Mar 22 2025 |
| R-4.5-win-x86_64 | WARNING | Mar 22 2025 |
| R-4.5-mac-x86_64 | WARNING | Mar 22 2025 |
| R-4.5-mac-aarch64 | WARNING | Mar 22 2025 |
| R-4.5-linux-x86_64 | WARNING | Mar 22 2025 |
| R-4.4-win-x86_64 | WARNING | Mar 22 2025 |
| R-4.4-mac-x86_64 | WARNING | Mar 22 2025 |
| R-4.4-mac-aarch64 | WARNING | Mar 22 2025 |
| R-4.4-linux-x86_64 | WARNING | Mar 22 2025 |
| R-4.3-win-x86_64 | OK | Mar 22 2025 |
| R-4.3-mac-x86_64 | OK | Mar 22 2025 |
| R-4.3-mac-aarch64 | OK | Mar 22 2025 |
Exports:cutheigenvalsmisclassifiedtotalchitwin2mattwin2specstacktwin2stacktwingrouptwinidtwinsformtwinspantwintabletwintotalchi
Readme and manuals
Help Manual
| Help page | Topics |
|---|---|
| Vegetation of Lichen-rich Pine Forests in Finland | ahti |
| Extract Species or Quadrat Dendrograms | as.dendrogram.twinspan |
| Extract twinspan Grouping as Hierarchical Cluster Tree | as.hclust.twinspan |
| Return twinspan Classification at Given Level | cut.twinspan cuth twingroup |
| Eigenvalues of twinspan Divisions | eigenvals eigenvals.twinspan |
| Image of Quadrat and Species Classification and Average Abundances in Cells | image.twinspan |
| Report Misclassified Quadrats | misclassified |
| Plot Classification Tree | plot.twinspan |
| Predict Class Membership of Quadrats | predict.twinspan |
| Summary of twinspan Classification | summary.twinspan |
| Total Scaled Chi-square of All Divisions and Groups | totalchi twintotalchi |
| Extract Transformed Input Data from twinspan Result | twin2mat twin2specstack twin2stack |
| Get Twinspan Classs Identiers for Clustering Object | cut.twinid twinid |
| Transform Data for Correspondence Analysis like twinspan | twinsform |
| Two-Way Indicator Species Analysis | twinspan |
| Community Table Ordered by Twinspan Classification | twintable |
