This should be a circle New Insights in Data Visualization Jack - - PowerPoint PPT Presentation

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this should be a circle new insights in data visualization

This should be a circle New Insights in Data Visualization Jack - - PowerPoint PPT Presentation

Jul 16, 2023 385 likes •759 views

This should be a circle New Insights in Data Visualization Jack van Wijk (TU/e) Stef van den Elzen (SynerScope) produce and collect Data People Visualization want insights The human visual system http://eofdreams.com The human visual

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This should be a circle

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New Insights in Data Visualization

Jack van Wijk (TU/e) Stef van den Elzen (SynerScope)

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Data People

produce and collect want insights Visualization

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The human visual system

http://eofdreams.com

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The human visual system

http://vinceantonucci.com

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Anscombe’s quartet

Francis Anscombe, 1973

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Visualization

Data People

produce and collect want insights Visualization

BIG MESSY

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Data: flow fields – trees – graphs – tables – mobile data – events – … scientific visualization – math vis – human computer interaction – visual analytics – information visualization – software visualization – perception – geographic visuali Applications: health care – software analysis – business – bioinformatics – forens

Visualization @ TU/e

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Hierarchy + network

Holten, 2006

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Hierarchical edge bundles

Holten, 2006

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SequoiaView

Van Wijk and Van de Wetering, 1999

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Botanically inspired treevis

Kleiberg, Van de Wetering, van Wijk, 2001

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One picture is worth a lot of pixels

Focus on visual presentation
Show everything in one picture?

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How many disks?

Chris Healey: Perception in Visualization

Limits on perception…

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How many disks?

Chris Healey: Perception in Visualization

Limits on perception…

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Limits on perception…

How many red objects?

Chris Healey: Perception in Visualization

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Limits on perception…

How many red objects?

Chris Healey: Perception in Visualization

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How many red disks?

Chris Healey: Perception in Visualization

Limits on perception…

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How many red disks?

Chris Healey: Perception in Visualization

Limits on perception…

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Trends in visualization

Focus on interaction

– Enable people to explore huge data

Integrate statistics and machine learning

– Visual Analytics

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Decision trees

Van den Elzen and Van W ijk, 2011

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Van den Elzen et al., 2014

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Telecom data Ivory Coast

Van den Elzen et al., 2013

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From raw complex data  clear visual order for fast sense making

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Visualize collection
Browse and navigate

Rijksmuseum van Oudheden

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Data

BIG? MESSY?

Object name: figuur; godin Description: Terracotta beeld van een vrouwelijke godin, met een

hond. Met oude verlijmingen.

Material: Aardewerk Size: 12,7 x 5,5 x 4,2 cm Date: romeins 150-200 Site: Nederland, Utrecht, Rhenen, graf 6b

Data

57,000

!

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Mix of Structured & Unstructured data

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Data People

(Visual) Analytics Visualization Augment

Context Data

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Visualization

Object name: figuur; godin Description: Terracotta beeld van een vrouwelijke godin, met een

hond. Met oude verlijmingen.

Material: Aardewerk Size: 12,7 x 5,5 x 4,2 cm Date: romeins 150-200 Site: Nederland, Utrecht, Rhenen, graf 6b

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Data People

Interaction (Visual) Analytics Visualization Augment

Context Data

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Financial Services Critical Infrastructure Open Data Cyber Security

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Conclusion – Visualization for Sensemaking

Generic solutions
Simple interaction / querying mechanisms
Use proven workhorses
Deal with large volume of data with

– Visual analytics, augmentation

Deal with large variety of data

– Interlinked views

System needs to support speed of thinking

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Thank you!

dr.ir. Stef van den Elzen stef.van.den.elzen@synerscope.com http://www.win.tue.nl/~selzen @StefvandenElzen Prof.dr.ir. Jack van Wijk j.j.v.wijk@tue.nl http://www.win.tue.nl/~vanwijk @jackvanwijk