Package: forestSAS 2.0.5

forestSAS: Forest Spatial Structure Analysis Systems

Recent years have seen significant interest in neighborhood-based structural parameters that effectively represent the spatial characteristics of tree populations and forest communities, and possess strong applicability for guiding forestry practices. This package provides valuable information that enhances our understanding and analysis of the fine-scale spatial structure of tree populations and forest stands. Reference: Yan L, Tan W, Chai Z, et al (2019) <doi:10.13323/j.cnki.j.fafu(nat.sci.).2019.03.007>.

Authors:Zongzheng Chai [aut, cre]

forestSAS_2.0.5.tar.gz
forestSAS_2.0.5.zip(r-4.7)forestSAS_2.0.5.zip(r-4.6)forestSAS_2.0.5.zip(r-4.5)
forestSAS_2.0.5.tgz(r-4.6-any)forestSAS_2.0.5.tgz(r-4.5-any)
forestSAS_2.0.5.tar.gz(r-4.7-any)forestSAS_2.0.5.tar.gz(r-4.6-any)
forestSAS_2.0.5.tgz(r-4.6-emscripten)
manual.pdf |manual.html✨
card.svg |card.png
forestSAS/json (API)

# Install 'forestSAS' in R:
install.packages('forestSAS', repos = c('https://zongzheng.r-universe.dev', 'https://cloud.r-project.org'))
Datasets:
  • tree.ppp - Sample data for analizing the forest spatial structure.
  • treecom_example - Example data for analizing the forest community.
  • treedata - Sample data for analizing the forest spatial structure.

On CRAN:

Conda:

This package does not link to any Github/Gitlab/R-forge repository. No issue tracker or development information is available.

1.40 score 25 scripts 566 downloads 24 exports 79 dependencies

Last updated from:f3360083b1. Checks:9 OK. Indexed: yes.

TargetResultTimeFilesSyslog
linux-devel-x86_64OK160
source / vignettesOK205
linux-release-x86_64OK142
macos-release-arm64OK95
macos-oldrel-arm64OK90
windows-develOK111
windows-releaseOK87
windows-oldrelOK98
wasm-releaseOK134

Exports:addmark.pppbuffercrowdingdifferdominanceexpandedgeforestSAS_simappfsasN4ggrosechartideallist_to_matrixminglingnnanglennidnnIndexnnoverlapopt_spastrpvrebuild.pppshrinkedgesimtreecomspastrstoreydvduniform.angle

Dependencies:abindbase64encbslibcachemclicpp11curldeldirdigestdplyrevaluatefarverfastmapfontawesomefontBitstreamVerafontLiberationfontquiverfsgdtoolsgenericsggfunggimageggiraphggplot2ggplotifygluegridGraphicsgtablehighrhtmltoolshtmlwidgetsisobandjquerylibjsonliteknitrlabelinglatticelifecyclemagickmagrittrMASSMatrixmemoisemimepillarpkgconfigplyrpolyclippurrrR6rappdirsRColorBrewerRcppreshape2rlangrmarkdownS7sassscalesspatstat.dataspatstat.geomspatstat.randomspatstat.sparsespatstat.univarspatstat.utilsstringistringrsystemfontstensortibbletidyselecttinytexutf8vctrsviridisLitewithrxfunyamlyulab.utils

Readme and manuals

Help Manual

Help pageTopics
Forest Spatial Structure Analysis SystemsforestSAS-package forestSAS
Add marks for a point patternaddmark.ppp
Identify the buffer zone in the point patternbuffer
A forest spatial structure index characterizing crowding degree.crowding
A forest spatial structure index characterizing differation degree of tree attributies.differ
A forest spatial structure index characterizing tree dominancedominance
Expand the edges for the point pattern with replication.expandedge
Shiny for forest spatial structure analysis based on simulated dataforestSAS_simapp
A body function to analyze the forest saptial structure.fsasN4
Draw a rose chart using the ggplot2 package.ggrosechart
A forest spatial structure index characterizing distribution of ideal state for tree attributies.ideal
Converting list to matrixlist_to_matrix
A forest spatial structure index characterizing tree diversitymingling
Identify the angle among nearest neighboursnnangle
Find the id of nearest neighbour for each point.nnid
Get the marks of nearest neighbour in the point patternnnIndex
Crown overlap among nearest neighbournnoverlap
Optimal forest spatial structure indices.opt_spastr
Preference valuepv
Reestablishing an object of class "ppp"rebuild.ppp
Shrink the edges for the point patternshrinkedge
Simulated a forest community data.simtreecom
Computing forest spatial structure indices.spastr
Dividing the forest storeiesstoreydvd
Sample data for analizing the forest spatial structure.tree.ppp
Example data for analizing the forest community.treecom_example
Sample data for analizing the forest spatial structure.treedata
A forest spatial structure index characterizing tree spatial distribution patternsuniform.angle