Package: timbeR 2.0.1

timbeR: Calculate Wood Volumes from Taper Functions

Functions for estimation of wood volumes, number of logs, diameters along the stem and heights at which certain diameters occur, based on taper functions and other parameters. References: McTague, J. P., & Weiskittel, A. (2021). <doi:10.1139/cjfr-2020-0326>.

Authors:Sergio Costa [aut, cre, cph]

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timbeR.pdf |timbeR.html✨
timbeR/json (API)
NEWS

# Install 'timbeR' in R:
install.packages('timbeR', repos = c('https://sergiocostafh.r-universe.dev', 'https://cloud.r-project.org'))

Peer review:

Bug tracker:https://github.com/sergiocostafh/timber/issues

Datasets:

On CRAN:

19 exports 4 stars 1.02 score 61 dependencies 48 scripts 224 downloads

Last updated 2 years agofrom:fb909d8317. Checks:OK: 7. Indexed: yes.

TargetResultDate
Doc / VignettesOKSep 06 2024
R-4.5-winOKSep 06 2024
R-4.5-linuxOKSep 06 2024
R-4.4-winOKSep 06 2024
R-4.4-macOKSep 06 2024
R-4.3-winOKSep 06 2024
R-4.3-macOKSep 06 2024

Exports:%>%bi_dibi_hibi_logsbi_logs_plotbi_volkozak_dikozak_hikozak_logskozak_logs_plotkozak_volpoly5_dipoly5_hipoly5_logspoly5_logs_plotpoly5_volselect_and_removetaper_bitaper_kozak

Dependencies:base64encbslibcachemclicolorspacecommonmarkcowplotcpp11crayondigestdplyrfansifarverfastmapfontawesomefsgenericsggplot2gluegtablehtmltoolshttpuvisobandjquerylibjsonlitelabelinglaterlatticelifecyclemagrittrMASSMatrixmemoisemgcvmimeminiUImunsellnlmepillarpkgconfigpromisespurrrR6rappdirsRColorBrewerRcpprlangsassscalesshinysourcetoolsstringistringrtibbletidyrtidyselectutf8vctrsviridisLitewithrxtable

Introduction to timbeR

Rendered fromIntro_to_timbeR.Rmdusingknitr::rmarkdownon Sep 06 2024.

Last update: 2022-04-06
Started: 2021-12-16

Readme and manuals

Help Manual

Help pageTopics
Estimate the diameter at a given height based on a fitted Bi (2000) taper equation.bi_di
Estimate the height at which a given diameter occurs in a tree, based on a fitted Bi (2000) taper equation.bi_hi
Simulate log extraction using a Bi (2000) variable-form taper equation that describes the taper of the tree.bi_logs
Visualize the simulation of log cutting along the stem using a Bi (2000) variable-form taper equation.bi_logs_plot
Estimate the total or partial volume of the tree, based on a fitted Bi (2000) taper function.bi_vol
Estimate the diameter at a given height based on a fitted Kozak (2004) taper equation.kozak_di
Estimate the height at which a given diameter occurs in a tree, based on a fitted Kozak (2004) taper equation.kozak_hi
Simulate log extraction using a Kozak (2004) variable-form taper equation that describes the taper of the tree.kozak_logs
Visualize the simulation of log cutting along the stem using a Kozak (2004) variable-form taper equation.kozak_logs_plot
Estimate the total or partial volume of the tree, based on a fitted Kozak (2004) taper function.kozak_vol
Estimate the diameter at a given height based on a 5th degree polynomial function.poly5_di
Estimate the height at which a given diameter occurs in a tree, based on a 5th degree polynomial function.poly5_hi
Simulate log extraction using a 5th degree polynomial that describes the taper of the tree.poly5_logs
Visualize the simulation of log cutting along the stem using a 5th degree polynomial that describes the tree taper.poly5_logs_plot
Estimate the total or partial volume of the tree, based on a 5th degree polynomial function that describes the taper of the tree.poly5_vol
Remove unwanted data by selecting itselect_and_remove
Bi (2004) Taper Function.taper_bi
Kozak (2004) Taper Function.taper_kozak
Tree scaling example datatree_scaling