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CommunityExplorer: A Framework for Visualizing Collaboration Networks

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CommunityExplorer
A Framework for
Visualizing Collaboration Networks
Leonel Merino
Mohammad Ghafari
Oscar Nierstrasz
Softw...
CommunityExplorer
A Framework for
Visualizing Collaboration Networks
Leonel Merino
Mohammad Ghafari
Oscar Nierstrasz
Softw...
Support users to analyze and identify:
RQ1) Groups of collaboration
RQ2) Evolution of groups
RQ3) New & key authors
Visual...

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CommunityExplorer: A Framework for Visualizing Collaboration Networks

  1. 1. CommunityExplorer A Framework for Visualizing Collaboration Networks Leonel Merino Mohammad Ghafari Oscar Nierstrasz Software Composition Group University of Bern
  2. 2. CommunityExplorer A Framework for Visualizing Collaboration Networks Leonel Merino Mohammad Ghafari Oscar Nierstrasz Software Composition Group University of Bern
  3. 3. 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
  4. 4. 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 !!
  5. 5. Collaboration in Scientific Communities 5 IWST and VISSOFT
  6. 6. Collaboration in Scientific Communities 6 IWST and VISSOFTPapers and Authors
  7. 7. Collaboration in Scientific Communities 7 IWST and VISSOFTPapers and Authors Search engines and Digital Libraries
  8. 8. CommunityExplorer 8
  9. 9. Decreasing EC: Graph vs Bi-Graph 9 Author Paper Author Graph Bi-Graph Paper AuthorAuthor
  10. 10. Graph vs. Bi-Graph 10 #Authors:2 #Papers:5 #Authors:5 #Papers:1
  11. 11. Case Study: VISSOFT vs IWST 11 0 1000 2000 3000 4000 5000 6000 7000 8000 9000 10000 Graph Bi-Graph Graph Bi-Graph VISSOFT (346) IWST (104) Nodes Edges Crossing
  12. 12. VISSOFT (2002 - 2015) Graph Bi-Graph 12
  13. 13. IWST (2002 - 2015) Graph Bi-Graph 13
  14. 14. Demo 14
  15. 15. Future work: FCA 15 Formal Concept Analysis to decrease edge crossing.
  16. 16. Future work: Extending Pipeline 16 • 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?
  17. 17. Summary
 http://scg.unibe.ch/research/CommunityExplorer merino@inf.unibe.ch @leonel_merino

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