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

## Documentation for package ‘xRing’ version 0.1.2

- DESCRIPTION file.

## Help Pages

addRing | Add Tree-Ring Border(s)
calibrateFilm | Calibrate Film
combineFrag | Combine Fragments
correctRings | Correct Tree-Ring Borders Interactively
detectEwLw | Detect the Transition from Earlywood to Latewood
detectRings | Detect Tree-Ring Borders
fitCalibrationModel | Fit a Calibration Curve
getBorders | Get Tree-Ring Borders
getDensity | Get Density Values
getRwls | Get Data-Frames With Ring Width and Density Values
getSteps | Select the Steps of a Calibration Wedge Interactively
imCrop | Crop Image Interactively
imDisplay | Display Image Using tcltk Package
imRead | Load Image From a File
measureProfiles | Measure Profiles Interactively
PaPiRaw | PaPiRaw
PaPiSpan | PaPiSpan
plot.xRing | Plot Method for xRing Objects
plot.xRingList | Plot Method for xRingList Objects
plotRings | Plot xRing Objects
print.xRing | Print Method for xRing Objects
print.xRingList | Print Method for xRingList Objects
removeRing | Remove Tree-Ring Border(s)
selectProfiles | Select Profile(s)
setLastYear | Set Last Year
stepIncrease | Calculate the Steps Thickness of the Calibration Wedge
toxRing | Create an "xRing" Object
toxRingList | Create a "xRingList" Object