communityexplorer: a framework for visualizing collaboration networks

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CommunityExplorer A Framework for Visualizing Collaboration Networks Leonel Merino Mohammad Ghafari Oscar Nierstrasz Software Composition Group University of Bern

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Page 1: CommunityExplorer: A Framework for Visualizing Collaboration Networks

CommunityExplorer A Framework for Visualizing Collaboration Networks

Leonel Merino Mohammad Ghafari Oscar Nierstrasz

Software Composition Group University of Bern

Page 2: CommunityExplorer: A Framework for Visualizing Collaboration Networks

CommunityExplorer A Framework for Visualizing Collaboration Networks

Leonel Merino Mohammad Ghafari Oscar Nierstrasz

Software Composition Group University of Bern

Page 3: CommunityExplorer: A Framework for Visualizing Collaboration Networks

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

Page 4: CommunityExplorer: A Framework for Visualizing Collaboration Networks

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 !!

Page 5: CommunityExplorer: A Framework for Visualizing Collaboration Networks

Collaboration in Scientific Communities

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IWST and VISSOFT

Page 6: CommunityExplorer: A Framework for Visualizing Collaboration Networks

Collaboration in Scientific Communities

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IWST and VISSOFTPapers and Authors

Page 7: CommunityExplorer: A Framework for Visualizing Collaboration Networks

Collaboration in Scientific Communities

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IWST and VISSOFTPapers and Authors

Search engines and Digital Libraries

Page 8: CommunityExplorer: A Framework for Visualizing Collaboration Networks

CommunityExplorer

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Page 9: CommunityExplorer: A Framework for Visualizing Collaboration Networks

Decreasing EC: Graph vs Bi-Graph

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Author

Paper

Author

Graph Bi-Graph

Paper

AuthorAuthor

Page 10: CommunityExplorer: A Framework for Visualizing Collaboration Networks

Graph vs. Bi-Graph

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#Authors:2 #Papers:5

#Authors:5 #Papers:1

Page 11: CommunityExplorer: A Framework for Visualizing Collaboration Networks

Case Study: VISSOFT vs IWST

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010002000300040005000600070008000900010000

Graph Bi-Graph Graph Bi-Graph

VISSOFT(346) IWST(104)

Nodes

Edges

Crossing

Page 12: CommunityExplorer: A Framework for Visualizing Collaboration Networks

VISSOFT (2002 - 2015)

Graph Bi-Graph12

Page 13: CommunityExplorer: A Framework for Visualizing Collaboration Networks

IWST (2002 - 2015)

Graph Bi-Graph13

Page 14: CommunityExplorer: A Framework for Visualizing Collaboration Networks

Demo

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Page 15: CommunityExplorer: A Framework for Visualizing Collaboration Networks

Future work: FCA

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Formal Concept Analysis to decrease edge crossing.

Page 16: CommunityExplorer: A Framework for Visualizing Collaboration Networks

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?

Page 17: CommunityExplorer: A Framework for Visualizing Collaboration Networks

Summary http://scg.unibe.ch/research/CommunityExplorer

[email protected] @leonel_merino