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xRing (version 0.1.1)

Identify and Measure Tree Rings on X-Ray Micro-Density Profiles

Description

Contains functions to identify tree-ring borders based on X-ray micro-density profiles and a Graphical User Interface (GUI) to visualize density profiles and correct tree-ring borders. Campelo F, Mayer K, Grabner M. (2019) .

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Version

Install

install.packages('xRing')

Monthly Downloads

156

Version

0.1.1

License

GPL (>= 2)

Maintainer

Filipe Campelo

Last Published

April 22nd, 2022

Functions in xRing (0.1.1)

addRing

Add Tree-Ring Border(s)
calibrateFilm

Calibrate Film
detectEwLw

Detect the Transition from Earlywood to Latewood
detectRings

Detect Tree-Ring Borders
getDensity

Get Density Values
getRwls

Get Data-Frames With Ring Width and Density Values
stepIncrease

Calculate the Steps Thickness of the Calibration Wedge
imCrop

Crop Image Interactively
getSteps

Select the Steps of a Calibration Wedge Interactively
setLastYear

Set Last Year
combineFrag

Combine Fragments
measureProfiles

Measure Profiles Interactively
removeRing

Remove Tree-Ring Border(s)
correctRings

Correct Tree-Ring Borders Interactively
plot

Plot xRing and xRingList Objects
selectProfiles

Select Profile(s)
fitCalibrationModel

Fit a Calibration Curve
getBorders

Get Tree-Ring Borders
print

Print xRing and xRingList Objects
plotRings

Plot xRing Objects
toxRing

Create an "xRing" Object
toxRingList

Create a "xRingList" Object
PaPiRaw

PaPiRaw
imDisplay

Display Image Using tcltk Package
imRead

Load Image From a File
PaPiSpan

PaPiSpan