# A Package for Biometrics and Modelling

## Documentation for package ‘biometrics’ version 1.0.3

- DESCRIPTION file.

## Help Pages

assignspp | Assign species botanical information to a data frame
asymreg.fx | Function to compute the result of the asymptotic regression model, as an allometric functional form.
bankfit | Function that fits a list of models on a given dataframe.
bankpred | Predicts the variable of interest for each model of the list
barplotgr | Function for building a barplot for one or two factors
bertarich.fx | A function having the mathematical expression of the Bertalanffy-Richards model.
biging.fx | Taper equation by Biging
biomass | Contains tree-level biomass data for four species in Canada.
biomass2 | Biomasa a nivel de árbol para cuatro especies arbóreas de Canadá
cubica | Compute taper volume
curtis.fx | Function to computes the result of the Curtis's allometric model.
curtisori.fx | Function to computes the result of the original Curtis's allometric model.
cwd | Contains coarse woody debris measurement in a unit of line intersect sampling.
cwd2 | Contiene mediciones de material leñoso muerto en una unidad de muestreo de linea.
deadlianas | Mortality of lianas (vines) in tropical forests
deadlianas2 | Datos de mortalidad de lianas en árboles tropicales
densidadcanelo2 | Densidad media en distintos tratamientos de raleo en _Drymis winteri_ de Chile.
dg.fx | Function to computes the diameter of the tree of average basal area.
domvar | Function to compute a dominant stand-level variable based on a sample plot data.
eucaplot | Tree-level data from a sample plot established in a _Eucalyptus globulus_ plantation
eucaplot2 | Lista de árboles con todas las variables medidas en una parcela de muestreo, establecida en una plantación de _Eucalyptus globulus_.
eucaplotr | Tree-list (realistic-) data in a sample plot established in a _Eucalyptus globulus_ plantation in southern Chile.
eucaplotr2 | Lista de árboles con variables medidas (más realista) en una parcela de muestreo, establecida en una plantación de Eucalyptus globulus.
gompertz.fx | Function to compute the result of the Gompertz allometric model.
gompertzm.fx | Function that computes the result of the modified Gompertz's model.
gtree | Function to compute basal area of a tree
hawaii | Diameter growth increments of a tropical tree species in Hawaii
hawaii2 | Incremento corriente anual en diámetro de una especie tropical en Hawaii
hossfeld.fx | Function that computes the result of the Hossfeld allometric model.
interpy1 | A simple linear interpolation function applicable to two vectors (X and Y), when the first element of Y is missing.
interpy2 | A simple linear interpolation function applicable to two vectors (X and Y), when the second element of Y is missing.
inv.fx | Function to compute the result of the simple linear inverse model.
kozak.fx | Function to computes the stem diameter of a tree according to the Kozak (1988) taper equation.
kozaklast.fx | Function to computes the stem diameter of a tree according to the Kozak (2004) taper equation.
kozakln.fx | Function to computes the stem diameter of a tree according to the log-transformed Kozak (1988) taper equation.
lang.fx | Function to computes the result of the Curtis's allometric model.
largeplot | Tree spatial coordinates in a large sample plot in Fennoscandia
logist.fx | A function having the mathematical expression of the Logistic model.
logistm.fx | A function having the mathematical expression of the Logistic modified model.
meyer.fx | A function having the mathematical expression of the Meyer model.
mmenten.fx | A function having the mathematical expression of the Michaelis-Menten model.
mmweibull | Function to estimates the parameters of the Weibull probability density function using the method of moments
mortaforest | Climatic, forest structure and forest mortality variables in California (USA)
mortaforest2 | Mortalidad en bosques, y variables climáticas y de estructura forestal en California (USA)
naslund.fx | A function having the mathematical expression of the Naslund model.
nele.list | Extract the n-th element from a list
ogawa.fx | Function that computes the result of the Ogawa allometric model.
pinaster | Tree volume for Pinus pinaster in the Baixo-Mino, Galicia, Spain
pinaster2 | Volumen individual de árboles de Pinus pinaster en Galicia, España
pinusSpp | Tree-level variables of several sample plots of invasive Pinus spp in Chile
pinusSpp2 | Variables a nivel de árbol en parcelas de muestreo de Pinus spp en Chile.
plantshawaii | Maximum plant size in the Hawaiian archipelago
popvol | Population of stand-volume for 400 elements.
popvol2 | Población de 400 elementos de la variable volumen de bosque
power.fx | Function to computes the result of the power model, as a classical allometric functional form.
prodan.fx | A function having the mathematical expression of the Naslund model.
radiatapl | Sampling plots data from a Pinus radiata plantation near Capitán Pastene, La Araucanía region, Chile.
radiatapl2 | Datos a nivel de árbol de parcelas de muestreo en plantaciones de Pinus radiata
ratkow.fx | Function that computes the result of the Ratkowsky allometric model.
schnute.fx | Function that computes the result of the Schnute allometric model.
schuma.fx | A function having the mathematical expression of the Johnson-Schumacher model.
sibbesen.fx | A function having the mathematical expression of the Sibbesen model.
spataustria | Tree locations within sample plots in an experimental forest in Austria
spatimepsp | Temporal tree locations within a sample plot in the Vienna woods
spplist | List of botanical attributes of plant species
stage.fx | Function that computes the result of the Stage allometric model.
standtabCoihue | Stand table for a _Nothofagus dombeyi_ (coihue) forest
standtabCoihue2 | Tabla de rodal para bosque de _Nothofagus dombeyi_ (coihue)
standtabRauli | Stand tables for _Nothofagus alpina_ (raulí) forests
standtabRauli2 | Tablas de rodal para bosques de _Nothofagus alpina_ (raulí)
standtabRoble | Stand table for _Nothofagus obliqua_ (roble) secondary forests
standtabRoble2 | Tabla de rodal media para renovales de _Nothofagus obliqua_ (roble)
standvar | Function to compute stand-level variables for a given imputed-tree-list.
strand.fx | A function having the mathematical expression of the Strand model.
strandg.fx | A function having the mathematical expression of the Strand model.
tapereuca2 | Datos de ahusamiento de Eucalyptus regnans
taperpoly.fx | Carrasco polynomial function
treegrowth | Diameter and height growth of Grand-fir sample trees.
treegrowth2 | Crecimiento en diámetro y altura de árboles muestra de Grand-fir.
treelistinve | Tree-list data from a forest sampling work
treelistinve2 | Lista de árboles en un muestreo forestal
treestat | Function to compute descriptive statistics at tree-level, segregated by a factor ('factvar') per sample plot.
treevolruca | Tree-level volume by species in the Rucamanque forest
treevolruca2 | Volumen a nivel de árbol para especies nativas del bosque de Rucamanque
trlhawaii | Tree-level information of forest plots across the Hawaiian archipelago.
trlpsptime | Long term tree-list data from permanent sample plots
trlremeasu | Tree-level remeasurements for a sample plot in a _Pinus radiata_ plantation
trlsmoopsp | Smoothed tree list data from permanent sample plots
uestimator | Function to compute the _U_-estimator for a sorted random variable, measured in a given sample plot.
volume | Compute volume of objects
weib.fx | A function having the mathematical expression of the Weibull allometric model.
wykoff.fx | A function having the mathematical expression of the Wykoff model.