R: Functions for Forest Biometrics

# Functions for Forest Biometrics

## Documentation for package ‘lmfor’ version 1.7

- DESCRIPTION file

## Help Pages

A B C D F G H I L M N O P Q R S T U V

lmfor-package | Functions of Lauri Mehtatalo

## -- A --

afterthin | Increment core data of Scots pine trees
alsTree | Individual tree characteristics and ALS data
area_esh | Estimate stand density using a Horvitz-Thompson-like estimator

## -- B --

BrkRes | Breaking resistance (=bending strength) of birch wood samples

## -- C --

cart_to_polar | Estimate forest characteristics of interest in circular plot sampling using a Horvitz-Thompson-like estimator
circle | Plot circles of a specified radius

## -- D --

ddcomp | Evaluate the fit of a tree diameter distribution
detectability_cps | Estimate forest characteristics of interest in circular plot sampling using a Horvitz-Thompson-like estimator
dll | The Four-parameter Logit-logistic Distribution
dPercbas | The Percentile-based Distribution

## -- F --

fithd | Fit a Height-Diameter model to forest tree data using functions of package 'nlme'.
foto | CO2 exchange of transplanted Sphagnum fuscum moss in a chronosequence of mires.
func.recweib1 | Recovery of Weibull parameters of tree diameter distribution using measured stand characteristics
func.recweib2 | Recovery of Weibull parameters of tree diameter distribution using measured stand characteristics

## -- G --

gg_wind | Estimate stand density using a Horvitz-Thompson-like estimator

## -- H --

HDcurtis | Available 2- and 3- parameter H-D model functions to be used by function 'fithd'.
HDgomperz | Available 2- and 3- parameter H-D model functions to be used by function 'fithd'.
HDhossfeldIV | Available 2- and 3- parameter H-D model functions to be used by function 'fithd'.
HDkorf | Available 2- and 3- parameter H-D model functions to be used by function 'fithd'.
HDlogistic | Available 2- and 3- parameter H-D model functions to be used by function 'fithd'.
HDmeyer | Available 2- and 3- parameter H-D model functions to be used by function 'fithd'.
HDmichailoff | Available 2- and 3- parameter H-D model functions to be used by function 'fithd'.
HDmicment | Available 2- and 3- parameter H-D model functions to be used by function 'fithd'.
HDmicment2 | Available 2- and 3- parameter H-D model functions to be used by function 'fithd'.
HDmodels | Available 2- and 3- parameter H-D model functions to be used by function 'fithd'.
HDnaslund | Available 2- and 3- parameter H-D model functions to be used by function 'fithd'.
HDnaslund2 | Available 2- and 3- parameter H-D model functions to be used by function 'fithd'.
HDnaslund3 | Available 2- and 3- parameter H-D model functions to be used by function 'fithd'.
HDnaslund4 | Available 2- and 3- parameter H-D model functions to be used by function 'fithd'.
HDpower | Available 2- and 3- parameter H-D model functions to be used by function 'fithd'.
HDprodan | Available 2- and 3- parameter H-D model functions to be used by function 'fithd'.
HDratkowsky | Available 2- and 3- parameter H-D model functions to be used by function 'fithd'.
HDrichards | Available 2- and 3- parameter H-D model functions to be used by function 'fithd'.
HDsibbesen | Available 2- and 3- parameter H-D model functions to be used by function 'fithd'.
HDweibull | Available 2- and 3- parameter H-D model functions to be used by function 'fithd'.
HDwykoff | Available 2- and 3- parameter H-D model functions to be used by function 'fithd'.
HTest | Estimate stand density using a Horvitz-Thompson-like estimator
HTest_cps | Estimate forest characteristics of interest in circular plot sampling using a Horvitz-Thompson-like estimator

## -- I --

ImputeHeights | Impute missing tree heights into a forest data using a nonlinear (mixed-effects) model.
interpolate.D | Properties of sample quantiles from a tree population described by the percentile-based diameter distribution.
ips | Wood-decaying fungi carried by bark beetle individuals and their mites.

## -- L --

linesplot | A spaghetti plot of grouped data
lmfor | Functions of Lauri Mehtatalo

## -- M --

mywhiskers | A whiskers type residual plot

## -- N --

NR | Solve a Nonlinear Equation Using Newton-Raphson algorithm.
NRnum | Solve a Systems of Nonlinear Equations Using the Newton's Method

## -- O --

ordering_cps | Estimate forest characteristics of interest in circular plot sampling using a Horvitz-Thompson-like estimator

## -- P --

patti | Increment core data of Scots pine trees
plants | Sapling counts from sample plots of sapling stands in Finland.
plants2 | Sapling counts from sample plots of sapling stands in Finland.
pll | The Four-parameter Logit-logistic Distribution
plot.hdmod | Diagnostic plot a Height-Diameter model residuals
polar_to_cart | Estimate forest characteristics of interest in circular plot sampling using a Horvitz-Thompson-like estimator
pPercbas | The Percentile-based Distribution
predvff | The Variable Form-Factor Volume Model
predvol | Individual tree volume functions for Finland

## -- Q --

qll | The Four-parameter Logit-logistic Distribution
qPercbas | The Percentile-based Distribution
qqplotHD | Normal QQ-plot of a fitted H-D model
qtree.exy | Properties of sample quantiles from a tree population described by the percentile-based diameter distribution.
qtree.jointdens | Properties of sample quantiles from a tree population described by the percentile-based diameter distribution.
qtree.moments | Properties of sample quantiles from a tree population described by the percentile-based diameter distribution.
qtree.varcov | Properties of sample quantiles from a tree population described by the percentile-based diameter distribution.

## -- R --

recweib | Recovery of Weibull parameters of tree diameter distribution using measured stand characteristics
rll | The Four-parameter Logit-logistic Distribution
rPercbas | The Percentile-based Distribution

## -- S --

scaleDGMean1 | The Weibull scale parameter for the given mean/median diameter and shape parameter.
scaleDGMean2 | The Weibull scale parameter for the given mean/median diameter and shape parameter.
scaleDGMed1 | The Weibull scale parameter for the given mean/median diameter and shape parameter.
scaleDGMed2 | The Weibull scale parameter for the given mean/median diameter and shape parameter.
scaleDMean1 | The Weibull scale parameter for the given mean/median diameter and shape parameter.
scaleDMean2 | The Weibull scale parameter for the given mean/median diameter and shape parameter.
scaleDMed1 | The Weibull scale parameter for the given mean/median diameter and shape parameter.
scaleDMed2 | The Weibull scale parameter for the given mean/median diameter and shape parameter.
shades | Estimate forest characteristics of interest in circular plot sampling using a Horvitz-Thompson-like estimator
spati | Raw sample plot data of Scots pine in Ilomantsi, Finland.
spati2 | Heights and diameters of Scots pine trees in Ilomantsi, Finland.
startHDcurtis | Available 2- and 3- parameter H-D model functions to be used by function 'fithd'.
startHDgomperz | Available 2- and 3- parameter H-D model functions to be used by function 'fithd'.
startHDhossfeldIV | Available 2- and 3- parameter H-D model functions to be used by function 'fithd'.
startHDkorf | Available 2- and 3- parameter H-D model functions to be used by function 'fithd'.
startHDlogistic | Available 2- and 3- parameter H-D model functions to be used by function 'fithd'.
startHDmeyer | Available 2- and 3- parameter H-D model functions to be used by function 'fithd'.
startHDmichailoff | Available 2- and 3- parameter H-D model functions to be used by function 'fithd'.
startHDmicment | Available 2- and 3- parameter H-D model functions to be used by function 'fithd'.
startHDmicment2 | Available 2- and 3- parameter H-D model functions to be used by function 'fithd'.
startHDnaslund | Available 2- and 3- parameter H-D model functions to be used by function 'fithd'.
startHDnaslund2 | Available 2- and 3- parameter H-D model functions to be used by function 'fithd'.
startHDnaslund3 | Available 2- and 3- parameter H-D model functions to be used by function 'fithd'.
startHDnaslund4 | Available 2- and 3- parameter H-D model functions to be used by function 'fithd'.
startHDodels | Available 2- and 3- parameter H-D model functions to be used by function 'fithd'.
startHDpower | Available 2- and 3- parameter H-D model functions to be used by function 'fithd'.
startHDprodan | Available 2- and 3- parameter H-D model functions to be used by function 'fithd'.
startHDratkowsky | Available 2- and 3- parameter H-D model functions to be used by function 'fithd'.
startHDrichards | Available 2- and 3- parameter H-D model functions to be used by function 'fithd'.
startHDsibbesen | Available 2- and 3- parameter H-D model functions to be used by function 'fithd'.
startHDweibull | Available 2- and 3- parameter H-D model functions to be used by function 'fithd'.
startHDwykoff | Available 2- and 3- parameter H-D model functions to be used by function 'fithd'.
stumplift | Productivity of stump lifting machines.

## -- T --

thefdata | Effect of thinning on individual tree growth for 62 trees.
thinning | Effect of thinning on individual tree growth
treevol | Individual tree volume modeling data for 8508 pine, spruce and birch trees in Finland
triangle_coords | Estimate forest characteristics of interest in circular plot sampling using a Horvitz-Thompson-like estimator

## -- U --

updown | Solve a simple equation using a step halving algorithm.

## -- V --

visibility_thinning_cps | Estimate forest characteristics of interest in circular plot sampling using a Horvitz-Thompson-like estimator
volvff | The Variable Form-Factor Volume Model