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analysis and visualization of social networks
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planned features

this is a list of features we want to add to visone in the near future. If you think something useful is missing please tell us.

  • [Visualization] re-add the parallel layers visualization
  • [Visualization] new radial layers visualization, improves radial coordinates
  • [Analysis] dyadic analysis, e.g., edge betweenness
  • [Analysis] network-level measures, e.g. centralization and density
  • [Analysis] clustering
  • [Analysis] role equivalence
  • [Attribute] allow operations of two attributes not only of attribute and fixed value
  • [Attribute] new attribute operation 'rank'
  • [Other] create a legend from the templates list

changelog

visone 2.3.5

released 2008-06-25. Error fix:

  • [IO] on Windows systems saving to already existing files did not work

visone 2.3.4

released 2008-04-22. Error fixes:

  • [Analysis] fixed an error in the algorithm for strongly connected components (thanks to Ivan Ricotti for reporting)
  • [IO] added all missing export formats (EMF, EPS, and SWF) to the Web Start version

visone 2.3.3

released 2008-03-03. Error fix:

  • [IO] on Windows systems saving erroneously appended the date to the filename

visone 2.3.2

released 2008-02-13. Error fixes:

  • [GUI] attribute dialog: change the type of an attribute properly
  • [GUI] color chooser button: works now in the selection dialog and in the visualization panel
  • [GUI] selection dialog: decimal attributes can now be used

visone 2.3.1

released 2008-02-11. Error fixes:

  • changed requirements from Java 6 back to Java 5
  • [IO] export: some export formats were missing in the Web Start version
  • [IO] cra import: corrected some errors
  • [GUI] dialog windows: fixed some problems of open dialog windows without an open network

visone 2.3.0

released 2008-01-25. This is major release. Important changes include:

  • [Analysis] added current flow betweenness and current flow closeness
  • [Analysis] centrality values for unweighted networks can be standardized
  • [Analysis] allow edge weights for more centralities
  • [Analysis] fixed some issues with centralities of weighted and non-connected networks
  • [Visualization] simplified the interface and added some more basic visualizations, e.g. label size, label color
  • [Visualization] improved the visualization of groups
  • [Layout] added stress minimization and improved classical MDS
  • [IO] export to other formats is more reliable
  • ... and many other fixed errors

If you find any errors please let us know.

visone 2.2.11

released 2007-10-15. Error fixes:

  • [IO] Attribute import and export: fixed dialog window
  • [IO] Network export: added missing export formats, e.g. dl, csv

visone 2.2.10

released 2007-04-27. New Feature:

  • [GUI] Template panel: added controls for default direction and confirmation of links
  • [Layout] Colored link: added a visualization for colored links similar to colored nodes
  • [Layout] Visualization 'Color': allow color gradients to tint nodes and links

Error fixes:

  • [IO] CSV files: ignore first cell if option 'merge delimiters' is not set
  • [Layout] Link width: scale width according to values assigns very similar widths

visone 2.2.9

released 2007-03-16. New Feature:

  • [IO] Added new image export formats: EPS, EMF (WMF), and Flash SWF

Error fixes:

  • [IO] csv files: import of some csv files failed
  • [GUI] templates: create link templates was broken

visone 2.2.8

released 2007-03-06. Error fixes:

  • [IO] DL files: reading dl files created by UCINET does not work

visone 2.2.7

released 2007-01-26. Error fixes:

  • [ANALYSIS] Degree centrality: in- and out-degree centrality analysis always compute degree centrality

visone 2.2.6

released 2007-01-15. New features:

  • [LAYOUT] new layout algorithm Metric MDS
  • [ANALYSIS] an analysis can be performed on multiple networks simultaneously

Error fixes:

  • [GUI] Properties dialog: the attribute tab shows no entries
  • [GUI] Selection dialog: the dialog is not correctly updated on network changes
  • [Layout] Radial layout: computing a radial layout breaks visone

visone 2.2.5

released 2006-11-27. Error fixes:

  • [IO] CSV import: add a file preview tab to the options dialog
  • [IO] CSV files: export adds [ and ] around each line
  • [IO] CSV files: import of files without row labels does not work
  • [IO] CSV files: a NullPointerException is thrown
  • [IO] CSV files: add presets for the most used programmes (ihssane)
  • [IO] Open Network: a new network tab appeares before the open process is finished
  • [GUI] Groups tab: the selected nodes/links do not match the selected lines in the groups table

visone 2.2.4

released 2006-11-16. New Features:

  • [ANALYSIS] consider only confirmed or selected links for degree centrality
  • [ANALYSIS] consider only confirmed or selected links for clustering coefficient
  • [ANALYSIS] [LAYOUT] allow the selection of an arbitrary attribute there a partition is needed, e.g. for node coloring
  • [LAYOUT] use arbitrary link width in link width visualization
  • [IO] csv files: new import option 'merge empty cells' (useful for files generated by ucinet)
  • [IO] csv files: sort exported matrix according to node labels
  • [GUI] improved the panel for the selection of analysis algorithms
  • [GUI] improved the panel for the selection of visualization methods
  • [GUI] improved the panel for the selection of geometric transformations

Error fixes:

  • [IO] csv files: the options dialog was not displayed
  • [IO] dl files: the parser was too strict and rejected some files generated by UCInet
  • [GUI] fixed some errors then no network is displayed
  • [SELECTION] fixed error in substring selection

visone 2.2.3

released 2006-10-27. Error fixes:

  • [LAYOUT] improved edge length in uniform layouts
  • [LAYOUT] layouts no longer insert bends
  • [MISC] fixed error with Java Webstart
  • [IO] fixed error in export to images

visone 2.2.2

released 2006-10-26. New features and error fixes:

  • [LAYOUT] added edges of arbitrary width
  • [LAYOUT] added geometric layout transformers: scale, rotate, translate
  • [IO] fixed error loading some UCINet files
  • [IO] fixed error loading and saving attribute data to/from csv files
  • [GUI] fixed error displaying some texts
  • [GUI] fixed error in invert selection commands
  • and many other small changes

visone 2.2.1

released 2006-08-07. Bug fix:

  • [IO] image export: paint nodes over links

visone 2.2

released 2006-07-31. Details will follow.

visone 2.1

released 2006-05-18. Added more analysis methods and visualization techniques.

visone 2.0.2

released 2006-01-18. Bug fixes:

  • [Other] all configuration files are now stored to the separate directory .visone
  • [Analysis] improved the clique and clan analysis algorithms
  • [GUI] Templates: corrected many problems with the template lists
  • [GUI] fixed an exception in New Network then attributes existed

visone 2.0.1

released 2006-01-04. Bug fixes:

  • [Other] added missing libraries
  • [IO] GraphML files: fixed loading of GraphML files
  • [IO] vsn files: fixed loading of vsn files saved with visone 1.1

visone 2.0

released 2005-12-24. New features:

  • [Analysis] Group analysis: added algorithms for cliques, k-cliques, k-clans
  • [Other] Simplify command: combines parrallel links
  • [Data] Integer data type: added integer as forth data type for attributes
  • [GUI] Edge confirmation: unconfirmed links are displayed with hollow arrows

Bug fixes:

  • [GUI] Multi-links: draw multi-links as parallel line, not on top of each other
  • [GUI] Selection dialog: improved selection by attribute values
  • [GUI] Undo: now handles complex commands (i.e. layout algorithms)
  • [GUI] The view should scroll then creating an edge across the windows borders
  • and many more

visone 2.0.0rc3

released 2005-11-22. New features:

  • [Layout] Organic layout: set good parameters for organic layout automatically
  • [Layout] Circular layout: split algo in two parts, radius assignment and crossing
  • [GUI] New network: use default node and link templates for displaying a new network
  • [GUI] General Options Dialog: improve appearence
  • [GUI] Statusbar: add a statusbar to the main window
  • [GUI] Selection dialog: add incidence selection criteria and other improvements

Bug fixes:

  • [Layout] Circular layout: the algo does not terminate
  • [IO] UCINet: in some networks each node appears twice
  • [GUI] Node properties: many improvements and fixes
  • [GUI] Selection dialog: selection dialog does not select correct elements
  • [GUI] Mouse edge selection: mouse selection box selects wrong edges
  • [GUI] Zoom: the toolbar zoom boxshows a wrong value

visone 2.0.0rc2

released 2005-09-20. Fixed some errors.

  • [IO] UCINet: allow uppercase key words
  • [IO] VSN: fixed loading/saving of .gw and .vsn files
  • [Layout] Node width/height visualization: add automatic scaling (like in visone 1.1)
  • [Other] fixed 'missing programText resource' exception

visone 2.0.0rc1

released 2005-09-08. Initial release.