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Social Network Visualizer (SocNetV)
SocNetV News
-==========-
Jan 2021
========
- Version 2.8, with some bugfixes
Dec 2020
=======
- Version 2.6 and 2.7 release with bugfixes and new features.
Feb 2019
========
- Version 2.5 released with new features and bugfixes:
Prominence scores distribution in reports and in-app mini chart.
Support for custom node icons (PNG, JPEG, SVG, etc).
Edge dichotomization algorithm.
High quality theme, inspired from Material Design, for uniform look'n'feel of SocNetV across all OSes.
Support for (double) edge weights in all formats.
Improved export to PDF and Image (with lots of new formats).
Improved web crawler.
Lattice network generator.
Improved memory consumption and faster measure computations.
Search and select multiple nodes by their numbers / labels / prominence scores.
Many bug fixes.
Feb 2018
=======
- Version 2.4 released with many new features:
New Force-Directed Placement layout: Kamada-Kawai.
New layout type by prominence score: Node colors.
Less clutter in visualization due to reciprocated edges. These are now being drawn in a single line.
Improved memory consumption during user interaction with large networks
Improved web crawler with pattern include and exclude options
Improved Statistics Panel.
Performance options in Settings dialog
Improved UCINET format support (fullmatrix two-mode and edgelist).
New "Check for updates" procedure.
Much improved stability. See Changelog for bugs closed.
Jul 2017
========
- Version 2.3 released with bugfixes and new features:
Dyad and Actor/Ego reciprocity
Zero-weighted edge support and zero-weighted edge color selection functionality in Settings
Bug Closed:
#28 Edges with values in [-1,0) are not visible
#29 Settings: Negative edge colour preferences break positive edge colours
Jan 2017
========
- Version 2.2 released with major new features:
Hierarchical Clustering Analysis (HCA)
Pearson correlation coefficients
Actor Similarities
Tie profile dissimilarities
Maximal clique census
New network symmetrization methods: Strong Ties, Cocitation
Multi-relational data read and write in GraphML
GML format support
Support for EdgeLists with labels
Support for Pajek multirelational directed networks
Adjacency matrix plotting
Better reports (in HTML with JS)
Improved performance and GUI
Sep 2016
========
- Version 2.1 released with a few new features but lots of bug fixes.
This version brings a new algorithm for d-regular random network generation,
and also a nice new dialog to control it.
See ChangeLog for a complete log of new features and bugfixes.
- Version 2.0 released with major code overhaul, new GUI layout and lots of bugfixes and improvements.
The new version brings stability, great performance boost, and nice new features such as separate modes
for graphs and digraphs, permanent settings/preferences functionality, edge labeling, recent files,
keyboard shortcuts, etc. Also there are improvements in Force-Directed layouts, i.e. Fructherman-Reingold.
See ChangeLog for a complete overview of the new features.
- The SocNetV Manual is now build with Doxygen and it is available at http://socnetv.sf.net/documentation
June 2015
=========
- Version 1.9 released with lots of bugfixes and a faster matrix inverse routine using LU decomposition.
Also Information Centrality is greatly improved in terms of computation speed.
PageRank Prestige algorithm corrected to compute PR using the correct formula. The initial PR score
of each node is now 1/N.
Bugs closed:
#1463069 wrong average distance when there are isolates
#1365037 certain sparse matrices crash socnetv on invertMatrix method
#1365582 centralityInformation() is slow when network N>100
#1463095 edge filter works but the user cannot undo
#1464422 wrong pagerank results
#1464430 socnetv refuses to read pajek files not starting with *Network
#1465774 edges do not always follow relations
#1463082 edge color change is not taking place
#1464418 socnetv crashes on pagerank computation on isolated nodes
- Version 1.8 released with the following new features:
New clique census routine to compute maximal cliques with up to 4 vertices.
New Scale-free random generation methods. Improved Erdos-Renyi generation to include G(n,M) model.
Fixed bug in Clustering Coefficient - SocNetV now computes CluCof correctly in all cases.
New improved dialogs for easy random network generation (Scale-free, Erdos-Renyi, and Small-World)
Fixed bug in Node Properties dialog. It is now populated with current node settings.
May 2015
========
- Version 1.7 released. New node group select/edit functionality and file previewer supporting different codecs
- Version 1.6 released. New and improved web crawler functionality. See Changelog for more.
Oct 2014
========
- Version 1.5 released. First version with dijkstra algorithm for the SSSP in weighted nets. See Changelog for more.
Sep 2014
========
- Version 1.4 released. Brought new layout type (nodal size by prominence index), edgelist1 UCINET format import method and many bugfixes.
Aug 2014
========
- Version 1.3 released.
- First time SocNetV works with multigraphs
Aug 2014
=======
- Version 1.2 released. It features a major GUI overhaul and brings in a new "prominence indices" conceptualization based on Wasserman & Faust.
In general, Centrality indices focus on outLinks (choices given) while Prestige indices consider inLinks (choices received).
Added 3 Prestige indices (Degree, Proximity and PageRank), new reachability measures (Walks, Connectedness, and Reachability Matrix) and fixed a slew of bugs in indices calculation.
All algorithms are now tested to report 100% correct results.
- Version 1.1 released with major bug fixes. See ChangeLog.
- First time distribution of a disk image for installation in Mac OS X
Feb 2014
========
- Version 1.0 released, starting a new 1.x series based on Qt5. The 0.x series is no longer maintained. Please upgrade :)
- PageRank calculation and layout
- SRS Documentation by Vagelis Motesnitsalis
July 2013
========
- Moved project code to git/BB
- Started development for Qt5
Oct 2010
========
- Version 0.90 released
- New Power & Information Centralities
Jan 2010
========
- Version 0.80
- New List import feature
- New Triad Census feature
- Various Bug Fixes
June 2009
=========
- Version 0.70
- First web crawler implementation
May 2009
========
- Version 0.6 (release)
- GraphML becomes native SocNetV load format
Feb 2009
=======
- Version 0.51 (bugfix release)
- Version 0.50 (released)
- Small world creation
- Clustering coefficient
- Exporting to PDF
- Printing works OK.
Jan 2009
========
- Version 0.49 (released)
- Ubuntu repository created.
Sep 2008
========
- New logo
- New openSUSE package repo.
- Version 0.48 released
- Version 0.47 released
- Version 0.46 released.
Lots of bugfixes.
New features:
- Node sizes may reflect degree.
Aug 2008
========
- New Debian Package
- Version 0.45 released.
New features:
- GraphML initial support.
- New man page and updated online documentation.
- HtmlViewer renders online help with the help of QtWebKit (openSUSE: libQtWebKit-devel)
- New widget for network rotation.
- New widget for zooming replaces the old one.
- Nodes may have 4 different shapes: circles, diamonds, triangles, boxes and ellipses are supported.
- There was a bug in Qt 4.3 QGraphicsView causing redraw delays. Is fixed in Qt 4.4 :)
- Cosmetic changes, i.e. new icons, new layout for the left dock.
- Code clean-up in MainWindows Class and Matrix.
- Deleted obsolete members and functions such as nodeExists(), mousePosGW(), Dijkstra, etc.
- Bug-fixes on loading Pajek networks and layout algorithm.
May 2008
========
- Version 0.44 released one year after v.0.43.
New features:
Ported to Qt4: Code rewritten almost from scratch.
Splitted MainWindow/GUI from algorithms via a new Graph Class.
Improved GUI with docks.
Network zooming via mouse wheel.
Spring Embedder: Dynamic network reallocation
Thread support.
Much faster calculation of distances and centralities (BFS/dijkstra).
Betweenness centrality now is much more efficiently calculated.
Changed license to GPL3
Layout in circles and levels by centrality.
Better graphics and antialiasing (disabled - enable by pressing F8).
New centrality index: Eccentricity.
Sep 2006
========
- version 0.43 released with new layout features.
June 2006
=========
- version 0.42 released with updated help files.
May 2006
========
- Did some work on the webpages at http://socnetv.org. Hope it is better now.
April 2006
==========
March 2006
==========
- version 0.41 released.
February 2006
-------------
- version 0.40 released. Efforts to be a pretty trustworthy release.
- sourceforge project downloads are more than enough daily, but there is no feedback yet for versions 0.38 and 0.39.
- version 0.39 released. Somewhat rushed release.
- constant changes in the homepage.
- updated links in www.insna.org
January 2006
------------
- version 0.38 released after one year of silence.
- The project moved to sourceforge.net
- The homepage is http://socnetv.org
|
