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Network | Release notes


Release Version: Network 4.5.0.1, released 2008 June 24

Improvements from Network 4.5.0.0 to Network 4.5.0.1:

1. Fix, Star Contraction calculation: Long haplogroup names exported correctly.

2. Fix, Draw Subprogram: Load dia file and save correctly as fdi.

3. Fix, Network Data Editor: Fixed some screen resolution mode dependent problems in the Network rdf editor / str editor: cell-highlighting when paging down or up, alignment of the table cells with the cells in the name column, frequency column, locus header row, and weights footer row.

4. Fix, tor file into Star Contraction Calculation, Reduced Median Calculation, Median-Joining Calculation: Corrected tor file import for the special case of a data set of sequences, in which the same nucleotide position (with respect to the reference sequence) has been cut by different enzymes.

Known bugs in Network 4.5.0.1:

- Overwriting previously entered data: Network calculations (MJ and RM) from *.ych, *.nex, or *.phy files will create an rdf file, overwriting any existing rdf file of the same name without any warnings. Work-around suggestion: if you are using data in different formats, create a sub-folder for each format (for example a folder for ych data and a folder for rdf data) and run the calculations within these sub-folders.

- Network does not show any warning message when failing to overwrite write-protected files, or when failing to write files into a write-protected folder. In the data editor, for these cases the wrong message "File saved. [...]" is displayed. Work-around suggestions: After saving, check the time and date of the file which you have saved. Before saving, if you are uncertain whether a folder or a file is write-protected, right-click the folder or file, select "properties", and see whether write protection is checked.


Improvements from Network 4.2.0.1 to Network 4.5.0.0 (released 2007 December 31):

1. Fixed occasional program crash problems in MP option (Polzin et al). MP is recommended after network calculations (see box).

2. New file format versions (rdf, ych, sco, out, sto, fdi). Network 4.5.0.0 can read the old files produced by earlier Network versions.
WARNING: Network 4.5.0.0 will SAVE (OVERWRITING OLD FILES with same name) in the NEW FORMAT, so BACK UP your OLD Network files! (In general it is good practise to make safety copies of files regularly)

3. Longer names: Names of characters / features / nucleotide-positions / RFLP-loci up to length 8, names of STR-loci up to length 6, names of individuals / sequences / groups / taxa / STR-profiles up to length 15.
WARNINGS: a) Auto-layout in Network Draw is different for some data, see note below. b) Network Draw only displays the first 6 characters of a name, because longer names tend to obscure the network graphics.

4. Weights for Y-STR/microsatellite/autosomal-STR/mixed data: Entry of weights, and saving to file (in new *.ych format) is now possible in the Network STR-editor (Data Entry menu, Manual or Import rdf file, Y-STR data).

5. Further information ("attributes") for each sequence/taxon/STR-profile: In Network 4.5.0.0, you can enter names of Haplogroups, Ethnic Groups, or Geographic Regions for each taxon/sequence/STR-profile in the Network data editor (Data Entry menu, Import rdf file, after import click "Switch input window" button). The attributes are saved in the new rdf and ych files, and can be loaded back into the Network editor for later reference. In the Network Publisher add-on software (this costs a fee), the attributes can be used for colouring network pies and nodes.

6. Fixed problem loading *.dia files into Network Draw. This problem occurred when Network4.2 was run on Windows versions with recent "Windows hotfixes" (Windows auto-updates).

7. For STR data with very large number of profiles: Up to 676 polymorphisms of each STR locus are now allowed (previously 26).

Note: Potential graphical layout changes due to new naming:

For users who notice differences in the automatic graphical layout of some networks (esp complex networks): The graphical layout of some Network 4.5.0.0. results is different compared to the graphical layout of Network 4.2.0.1 results. This is no error: The graphical layout differences are due to different naming in Network 4.5.0.0 (longer character names in STR calculation results, some lower case spelling such as "sco" instead of "SCO", etc), which influences the "preferred relatively empty regions" into which the network links are automatically drawn.