Rf                      Retention factor (Rf)
areadens2D              Area vs. x-axis
areadensnoisecompare2D
                        Shows areadens2D plus background noise as
                        segmented line
createTLC               Creates TLC S3 object
matrices2D              Creates spots matrices
matrixtoimage           Converts matrix back to image
noisepoly2D             Polynomial estimation of the image noise.
normalize2D             Normalization of the matrix values
picmatrixTIFF           Converting TIFF to matrix.
print.qtlc              Print Method for 'qtlc' object
print.summary.qtlc      Summary method for 'qtlc' S3 object
rotatev                 Rotate vertically
s3D                     Internal function used by showtlc3D
select2D                Selects spots areas
showRf                  Shows Rf on the plot
showtlc2D               Show TLC matrix as 2D plot
showtlc2D.qtlc          Show TLC matrix as 2D plot
showtlc3D               Shows 3D plot of the TLC matrix.
spot2D                  Locate spots manually.
summary.qtlc            Summary method for 'qtlc' S3 object
summat2D                Summarize matrices
