Density Profiles of Wood from CT Scan Images


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Documentation for package ‘CTRing’ version 0.1.0

Help Pages

addRingFromImage Add ring to pith to bark profile from CT scan image
addRingFromProfile Add ring to pith to bark profile from profile plot
addYears Add years to series
calcAvgDens Calculate average wood, earlywood and latewood density for every ring
checkProfile Verify position of ring transitions of a density profile
deleteRingFromImage Add ring to pith to bark profile from CT scan image
deleteRingFromProfile Delete ring from a pith to bark profile
densityDataFrame Convert to dataframe
detect_pith Automatically detect pith in a CT scan image
extractProfile Get profile between two points of the CTScan image matrix
getEwLw Establish the transition point from earlywood to latewood for a series of rings
getImageInfo Extract from header of CT scan image grayscale number of bits and pixel size
grayToDensity Convert from 8bit gray scale to density
imageToMatrix Convert dicom image to matrix
locatePathEnd Get coordinates of the end of the path on a CT scan image
pithCoordinates convert pith coordinates from pixels to length units
plotImageProfile Plot scan image, profile path and ring limits
plotProfile Plot density profile
relToPixel Change from relative to fixed pixel coordinate system
removeLastYear Remove the last year of a profile
verifyPith Check if pith location is correct
xBitTo8Bit Convert gray scale from measured bits to 8bit