Cybis Dendrochronology
Home of CDendro & CooRecorder
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Try Buy or Upgrade to CDendro & CooRecorder 9.8.1
A user testimony on using CooRecorder!
Background and history of CDendro&CooRecorder

Debate & research...

CDendro contents only
CooRecorder: Measure ring widths, blue data, plotted curves
CooRecorder contents only

Using CDendro for crossdating

CDendro Video tutorial!
Where to start reading about the programs?
Setting up CDendro
Match sample to reference curve Includes a demo of "the piled correlation diagram"
Matching two samples
Make a collection of samples
The menu of the column headers
Taking care of .pos-files from CooRecorder
Dendrochronology, curve matching and mathematics Important!
Detrending, Normalization, Discrimination and Autocorrelation For experienced dendro users!

More on using CDendro:
Setting year date
Decadal files
The WindowsList
Uncheck those already in target, Change mark
Synchronizing a collection - Add best members.. About semi-automatic crossdating
Test Towards (Un)dated ref for dating
Matching members of two collections to each other (CorrToTargetMembers)
Handling Zero rings
A missed ring
Cofecha, zerorings and .rwl
Various Tips
Curve plotting, Vert.rulers, BlockCorr, Trend, Density, CC function
Fooled by narrow rings and the normalization method
Curve display in reports. Simple edit on Workbench
Jumping from CDendro to CooRecorder

More on methodology
Multi-radii collections
Comment handling + Change id
More on synchronizations
What is a good TTest value?
Various data formats
Latewood and Earlywood
On Gleichläufigkeit
Measure bark separately Free download!

Import/Export of data
How to crop a collection?
Import of single column data to CDendro
Import tabular data
Writing LATE/EARLY wood collection data to Heidelberg-fmt for export to dplR
Retrieve data from an old CDendro parameter file

Skeleton plotting
A demo with skeleton plotting
On Skeleton plots
(Skeleton plot techniques)

If you are new to dendrochronology
CDendro & CooRecorder
Dendrochronology and history   (Swedish)
Your tools
Where is a reference curve?

Download CDendro help files

Old Scotch pines
Some old houses   (Swedish ver.)
Östanvik, Nämdö (only Swedish)
Västanvik, Nämdö   (Swedish ver.)
Various dated objects
Two crofts   (Swedish ver.)

Other sites/Dendro Links