workshop on « information visualization software infrastructure » auber david université bordeaux...

Workshop on « Information visualization software infrastructure »

Auber David

Université Bordeaux I

ww

w.tu

lip-softw

are.org

09/10/2004Workshop on

« Information visualization software infrastructure »

Tulip – A Huge Graph Visualization Framework

David AuberUniversity Bordeaux I



Auber David


ww

w.tu

lip-softw

are.orgGeneral information

History• 2001 : v1.0.0 (GTL),

v1.1.0• 2002 : v1.2.0, v1.2.1,

v1.2.2• 2003 : v1.2.3, v1.2.4,

v1.2.5• 2004 : v2.0.0

Supports• European Project :

Temblor• NavGraphe : ACI Masse

de données• ACI jeunes chercheurs :

Interactive Data Cube Visualization

• LaBRI university



Auber David


ww

w.tu

lip-softw

are.orgAcknowledgments

• Anthony Don

• Yann Dirson

• Chrys Myers

• Tamara Munzner

• Guy Melançon

• Ivan Herman

• Scott Marshall

• …

• Bertrand Mathieu

• Gérald Gainant

• Sophie Bardet

• David Duke

• Maylis Delest

• Jean Philippe Domenger

• Sébastien Grivet



Auber David


ww

w.tu

lip-softw

are.orgDependencies

• GCC v3 (C++ Compiler)• QT library trolltech v3 (HCI)• STL Library (Data Structure)• Open GL Library (3D Rendering)• Xml2 Library (3D HTML rendering)

• GLE Library (3D Extrusion)• FTGL Library (3D Font Rendering)• GZ Library (Data Compression)



Auber David


ww

w.tu

lip-softw

are.orgPublications

1. David Auber, "Tulip- A Huge Graph Visualization Framework", Graph Drawing Software, Springer-Verlag, Mathematics and Visualization series, P. Mutzel and M. Jünger, 105-126, 2003, ISBN: 3-540-00881-0

2. G. Gainant, D.Auber : " ARNA: Interactive Comparison And Alignement of RNA Structure ", Infoviz october 2004

3. M. Delest, T. Munzner, D. Auber, J.P. Domenger : "Exploring InfoVis Publication History with Tulip, IEEE Symposition on Information Visualisation Contest, 2004.

4. D.Auber and M.Delest : ``A Clustering Algorithm For Huge Trees'', Advance in applied mathematics journal 2002.

5. S. Grivet, D. Auber, J.P. Domenger, G. Melançon : "Bulble tree algorithm ", International conference in computer graphics and computer vision, september 2004.

6. D. Auber and M. Delest and J.M. Fédou and J.P. Domenger and P. Duchon : "New Strahler numbers for rooted plane trees", Third Colloquium on Mathematics and Computer Science Algorithms, Trees, Combinatorics and Probabilities September 2004, Vienna, Austria.

7. D. Auber and M. Delest and Y. Chiricota : "Strahler based graph clustering using convolution", IEEE, Information visualisation, London, 2004

8. D. Auber and Y. Chiricota and F. Jourdan and G. Melançon : "Multiscale Visualization of Small World Networks", IEEE Infovis'03, 2003, pages 75-81.

9. D. Auber and M. Delest and J.P. Domenger and P. Ferraro and R. Strandh : "EVAT : Environment for Visualization and Analysis of Trees", IEEE Symposition on Information Visualisation Contest, 2003, pages 124-126

10. D. Auber and F. Iragne and B. Mathieu and M. Nikolski and D. Sherman : "PROVIZ : Protein Interaction Visualization and Exploration Tool", ECCB '03, 2003

11. David Auber : ``Using Strahler numbers for real time visual exploration of huge graphs'', International Conference on Computer Vision and Graphics, 56-69, 2002.

12. David Auber : ``Tulip'', 9th Symp. Graph Drawing, GD 2001, Springer-Verlag, Petra Mutzel, Mickael Jünger, Sebastian Leipert, LNCS 2265, 335--337, Vienna.



Auber David


ww

w.tu

lip-softw

are.orgOutline

1. A Library for Huge Graph

2. An extendable Framework for new algorithm

3. An increasing set of plug-in

4. An efficient and extendable OpenGl rendering engine

5. A reusable set of QT-widget for graph visualization

6. A graph visualization software


Auber David


ww

w.tu

lip-softw

are.org



A Library for Huge Graph



Auber David


ww

w.tu

lip-softw

are.orgGraph operations

• Insertion• Deletion• Edge Ordering• Neighbors iterations• Acyclic test• Connected test• Biconnectivity test• Tree test

• Node iterations

• Edge iterations

• Map iterations

• Directed access

• Undirected access

• Unbounded number of attributes (any type)

• Observable mechanism

• Planarity test (v2.0.2...)



Auber David


ww

w.tu

lip-softw

are.orgProperties

Definition

• Function from V to TYPE

• Function from E to TYPE

• Unbounded numbers

• Efficient mutable storage

• Computed on the fly

• Buffered

• Stored

• Observable mechanism

Types– Real

– Integer

– Boolean

– String

– Graph

– Color

– Size

– Layout



Auber David


ww

w.tu

lip-softw

are.orgHierarchy

• Management of sub-graph

• Unique space index• Elements are shared

between sub-graphs• Efficient storage using

filtering• Efficient access time• Coherence preserved by

the system during graph modification

Filter

Filter

Filter



Auber David


ww

w.tu

lip-softw

are.orgInheritance of properties


Auber David


ww

w.tu

lip-softw

are.org



An extendable Frameworkfor new algorithm



Auber David


ww

w.tu

lip-softw

are.orgPlug-in mechanism

• Dynamically loaded• Plug-in type :

– Property :• Layout, color, size, label,

selection …

– Clustering– Import– Export

• Plug-in are all registered in the Tulip kernel

• Free access to all the data in all the plug-in (be careful)

• Plug-in can call other plug-in

• Easy to implement



Auber David


ww

w.tu

lip-softw

are.orgPlug-in communication

• Default input/output for each plug-in type

• Special input/output can be specified for each plug-in

• Reflection mechanism to check dynamically input/output parameters of plug-ins.


Auber David


ww

w.tu

lip-softw

are.org



An increasing set of plug-in



Auber David


ww

w.tu

lip-softw

are.orgImport/Export plug-in

Import• Tulip format (tlp)

– Text format (lisp syntax), can be processed in one step. Enable saving of the data stored in the Tulip kernel.

• GML format (Graphlet)• DOT format (Graphviz)• Adjacency matrix• Random graph• Random tree• …

Export

• Tulip format (tlp)

• GML format (Graphlet)

• Pov Ray (for ray tracing)



Auber David


ww

w.tu

lip-softw

are.orgLayout / Color plug-in

Layout• Bubble Tree • Cone Tree• Tree Map• RNA drawing• Hierarchical drawing• Circular drawing• GEM • ACE• Force directed• Scatter plots• …

Color• Uniform quantification

mapping

• Linear mapping



Auber David


ww

w.tu

lip-softw

are.orgMetric / Selection plug-in

Metric• Strahler parameter• Strongly connected

component• Connected component• Strength• Eccentricity• Cluster index• Degree• …

Selection• Path

• Multi edge

• Loop

• Reachable sub-graph

• Induced sub-graph

• Spanning Tree

• Spanning DAG

• …



Auber David


ww

w.tu

lip-softw

are.orgClustering Plug-in

• Strength clustering – Multiscale small world clustering

• Convolution clustering : – Interactive clustering based on convolution (efficient for Strahler

clustering)

• Statistical Tree clustering : – Statistical clustering based on combinatorial properties of trees

• Quotient graph

• …


Auber David


ww

w.tu

lip-softw

are.org



An efficient and extendable OpenGl rendering engine



Auber David


ww

w.tu

lip-softw

are.org2D/3D Visualization

• Open GL rendering directly use the Tulip Properties– viewLayout– viewColor– viewSize– viewShape– viewTexture– viewRotation (v2.0.1)

• No cloning of data• Camera support• Texture buffer• Curve support :

– Spline– Bézier

• Guaranteed response time using incremental rendering

• Label visualization– Texture– Stroke– Bitmap– HTML (v2.0.1)

• Label density management• Label occlusion management• Support of True Type font• Selection mechanism• Encapsulated postscript, bitmap

image• Morphing (all visual attributes)• Color interpolation



Auber David


ww

w.tu

lip-softw

are.orgGlyph support

Mechanism• Plug-in mechanism• Glyph can access to all

the data• Written in OpenGL• Can use directly

texture stored in the renderer

Available plug-in• Cube• Sphere• Billboard• Cone• Teapot• Cylinder• …



Auber David


ww

w.tu

lip-softw

are.orgSamples


Auber David


ww

w.tu

lip-softw

are.org



A reusable set of QT-widget for graph visualization



Auber David


ww

w.tu

lip-softw

are.orgQT Widgets

Widgets– Graph visualization

– Hierarchy visualization

– Properties visualization

– Editor for algorithm parameter

Designer• Tulip plug-in• Easy building of new

software• Easy integration in

existing software



Auber David


ww

w.tu

lip-softw

are.orgQT - Designer


Auber David


ww

w.tu

lip-softw

are.org



A graph visualization software



Auber David


ww

w.tu

lip-softw

are.orgGeneral Interface



Auber David


ww

w.tu

lip-softw

are.orgFeatures

• HCI : Dynamically built• Call of all available plug-in

– Plug-in parameter management

• MDI : Multi document interface• Cut / paste• Search (regexp, threshold

value)• Overview• 3D properties editor• 3D navigation : rotation, scale,

move• Zoom and Pan

• Zoom box• Import/ export• Properties visualization and

edition• Filtering• Hierarchy navigation• Hierarchy editing• MetaGraph exploration• Graph editing• Selection • Export : JPG, GIF, BMP …• …



Auber David


ww

w.tu

lip-softw

are.org

DEMO



Auber David


ww

w.tu

lip-softw

are.orgWorkshop

• Meet the software architect of the Infovis community.

• Discuss about how performance, interaction and extension can be address simultaneously.

• Begin work about a standardized communication protocol that would enable all existing software :– To continue their way– To work together

workshop on « information visualization software infrastructure » auber david université bordeaux...

Documents