communityexplorer leonel merino tue/02-2016... · visualizing collaboration networks leonel merino...
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CommunityExplorer A Framework for Visualizing Collaboration Networks
Leonel Merino Mohammad Ghafari Oscar Nierstrasz
Software Composition Group University of Bern
CommunityExplorer A Framework for Visualizing Collaboration Networks
Leonel Merino Mohammad Ghafari Oscar Nierstrasz
Software Composition Group University of Bern
Support users to analyze and identify:
RQ1) Groups of collaboration
RQ2) Evolution of groups
RQ3) New & key authors
Visualization of Collaboration
3
Author
Affiliation
Paper
Support users to analyze and identify:
RQ1) Groups of collaboration
RQ2) Evolution of groups
RQ3) New & key authors
Visualization of Collaboration
4
Author
Affiliation
Paper
Edge crossing obstructs comprehension !!
Collaboration in Scientific Communities
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IWST and VISSOFT
Collaboration in Scientific Communities
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IWST and VISSOFTPapers and Authors
Collaboration in Scientific Communities
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IWST and VISSOFTPapers and Authors
Search engines and Digital Libraries
CommunityExplorer
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Decreasing EC: Graph vs Bi-Graph
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Author
Paper
Author
Graph Bi-Graph
Paper
AuthorAuthor
Graph vs. Bi-Graph
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#Authors:2 #Papers:5
#Authors:5 #Papers:1
Case Study: VISSOFT vs IWST
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010002000300040005000600070008000900010000
Graph Bi-Graph Graph Bi-Graph
VISSOFT(346) IWST(104)
Nodes
Edges
Crossing
VISSOFT (2002 - 2015)
Graph Bi-Graph12
IWST (2002 - 2015)
Graph Bi-Graph13
Demo
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Future work: FCA
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Formal Concept Analysis to decrease edge crossing.
Future work: Extending Pipeline
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• Extend the pipeline to extract other fields such as paper’s sections, figures, listings.
• Add visualizations for these types of data.
e.g., visualize how popular is Smalltalk across collaboration groups?
Summary http://scg.unibe.ch/research/CommunityExplorer
[email protected] @leonel_merino