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Welcome to the TreeSnatcher Plus tutorials.

All images in the tutorials are used for educational purposes only. They are copyrighted by their respective owners. All images were obtained using the Google image search engine. If you are the owner of an image and wish it to be removed from our website or the tutorials, please inform us. The icon was modified from

Tutorial 1 (Overview of the Graphical User Interface (GUI) and all activities)

Tutorial 2, Material (Idea, challenge and strategy)

Tutorial 3Material (First preprocessing steps)

Tutorial 4, Material (Manipulation of existing trees)

Tutorial 5, Material (Special topology issues)

Tutorial 6, Material (Treatment of complicated images)

Tutorial 7  (Phylogenies are everywhere)


Snapshot 1 (Rectangular tree 1)

Snapshot 2 (Rectangular tree 2)

Snapshot 3 (Rectangular tree 3)

Snapshot 4 (Rectangular tree 4)

Snapshot 5 (Rectangular tree 5)

Snapshot 6 (Rectangular tree 6)

Snapshot 7 (Freeform tree 1)

Snapshot 8 (Freeform tree 2)

Snapshot 9 (Freeform tree 3)

Snapshot 10 (A colorful image)

Snapshot 11 (Topology that requires a small look-ahead value)

Snapshot 12 (A nice rectangular tree)

Snapshot 13 (A matter of seconds)

Snapshot 14 (A rectangular tree with less sharp bends)

Snapshot 15 (Here TreeSnatcher cannot recognize branch segments yet)

Snapshot 16 (A tree with many redundant pixels)

Snapshot 17 ( A rectangular tree with an interesting topology)

TreeSnatcher Plus is a non-profit project. It is published under the GNU General Public License.
Mail contact: Thomas Laubach