Datavisualisatie 101
27 april 2020
@maartenzam
CHASE
Wat? Hoe? Hoe niet?
Op het programma
Waarom visualisatie?
15 datavisualisatie valkuilen
De Datavisualisatie Checklist
Tool: Flourish
Handen uit de mouwen met Flourish
Maarten Lambrechts?
Waarom visualisatie?
Partij | Okt 2010 | Sep 2012 | Mei 2013 | Okt 2013 |
---|---|---|---|---|
N-VA | 28,2 | 36,3 | 32,1 | 27,9 |
CD&V | 17,6 | 18,5 | 17,4 | 19 |
SP.A | 14,9 | 14,5 | 14,7 | 13,4 |
VB | 12,6 | 9,5 | 10,6 | 10,6 |
VLD | 14 | 10,7 | 10,1 | 13,8 |
Groen | 7,1 | 7,9 | 9,5 | 10 |
LDD | 3,7 | 1,3 | 0,4 | 1,3 |
PVDA | 5 | 5 | 2,5 | 3,9 |
Andere | 2 | 1,2 | 2,6 | 0,1 |
![](https://s3.amazonaws.com/media-p.slid.es/uploads/maartenzam/images/1101235/peilingen.png)
![](https://s3.amazonaws.com/media-p.slid.es/uploads/50474/images/1308836/anscombe_numbers.png)
![](https://s3.amazonaws.com/media-p.slid.es/uploads/50474/images/6758693/anscombe_1.png)
![](https://s3.amazonaws.com/media-p.slid.es/uploads/50474/images/6758701/anscombe_2.png)
![](https://s3.amazonaws.com/media-p.slid.es/uploads/50474/images/6758703/anscombe_3.png)
![](https://s3.amazonaws.com/media-p.slid.es/uploads/50474/images/6758706/anscombe_4.png)
Cijfers communiceren
Cijfers analyseren
Het geheim
De vroege waarneming
868888609462834719714449648
122286651978794222484779908
939340243123007392183390116
351684124962334339709749742
868888609462834719714449648
122286651978794222484779908
939340243123007392183390116
351684124962334339709749742
![](https://s3.amazonaws.com/media-p.slid.es/uploads/50474/images/1318194/vroegewaarneming_kleur.png)
![](https://s3.amazonaws.com/media-p.slid.es/uploads/50474/images/1318185/vroegewaarneming_grootte.jpg)
![](https://s3.amazonaws.com/media-p.slid.es/uploads/50474/images/1318182/vroegewaarnemingrotatie.jpg)
![](https://s3.amazonaws.com/media-p.slid.es/uploads/50474/images/1318180/vroegewaarneming_vorm.jpg)
![](https://s3.amazonaws.com/media-p.slid.es/uploads/maartenzam/images/1085414/vroegewaarneming_positie.jpg)
![](https://s3.amazonaws.com/media-p.slid.es/uploads/50474/images/1318177/vroegewaarneming_ingeslotenheid.jpg)
![](https://s3.amazonaws.com/media-p.slid.es/uploads/50474/images/6864105/onlydots.png)
![](https://s3.amazonaws.com/media-p.slid.es/uploads/50474/images/6864107/onlyshapes.png)
![](https://s3.amazonaws.com/media-p.slid.es/uploads/50474/images/6864113/coloreddots.png)
![](https://s3.amazonaws.com/media-p.slid.es/uploads/50474/images/6864106/colorlines.png)
![](https://s3.amazonaws.com/media-p.slid.es/uploads/50474/images/6864114/verticallines.png)
![](https://s3.amazonaws.com/media-p.slid.es/uploads/50474/images/6864120/realchart.png)
![](https://s3.amazonaws.com/media-p.slid.es/uploads/50474/images/6864122/realchart_nodots.png)
15 datavisualisatie valkuilen
![](https://s3.amazonaws.com/media-p.slid.es/uploads/50474/images/5786447/pies.png)
![](https://s3.amazonaws.com/media-p.slid.es/uploads/50474/images/5786449/bars.png)
![](https://s3.amazonaws.com/media-p.slid.es/uploads/50474/images/2245281/cleveland_mcgill_cairo.jpg)
![](https://s3.amazonaws.com/media-p.slid.es/uploads/50474/images/2095139/Pie-I-have-Eaten.jpg)
![](https://s3.amazonaws.com/media-p.slid.es/uploads/50474/images/2114937/cairo.jpg)
![](https://s3.amazonaws.com/media-p.slid.es/uploads/50474/images/2114938/vienna.jpg)
![](https://s3.amazonaws.com/media-p.slid.es/uploads/50474/images/2114939/dubai.jpg)
![](https://s3.amazonaws.com/media-p.slid.es/uploads/50474/images/2114940/mauritius.jpg)
![](https://s3.amazonaws.com/media-p.slid.es/uploads/50474/images/3040190/japan-pie-chart.png)
Chart choosers
![](https://s3.amazonaws.com/media-p.slid.es/uploads/50474/images/3040140/nvagrafiek.jpg)
![](https://s3.amazonaws.com/media-p.slid.es/uploads/50474/images/3040140/nvagrafiek.jpg)
![](https://s3.amazonaws.com/media-p.slid.es/uploads/50474/images/3040149/crombezgrafiek.png)
2. Knip geen staven
![](https://s3.amazonaws.com/media-p.slid.es/uploads/50474/images/3040167/armoede_MFNgraph_TIJD_06102015_ipadgraph.jpg)
![](https://s3.amazonaws.com/media-p.slid.es/uploads/50474/images/3040168/armoede_correctie2_MFNgraph_TIJD_061020151.jpg)
3. Knip geen tijdsassen
![](https://s3.amazonaws.com/media-p.slid.es/uploads/50474/images/3067093/emery-labeling-line-graphs-1.png)
![](https://s3.amazonaws.com/media-p.slid.es/uploads/50474/images/3067094/emery-labeling-line-graphs-2.png)
![](https://s3.amazonaws.com/media-p.slid.es/uploads/50474/images/3067095/emery-labeling-line-graphs-3.png)
![](https://s3.amazonaws.com/media-p.slid.es/uploads/50474/images/3067096/emery-labeling-line-graphs-4.png)
![](https://s3.amazonaws.com/media-p.slid.es/uploads/50474/images/3067097/emery-labeling-line-graphs-5.png)
4. Label direct
![](https://s3.amazonaws.com/media-p.slid.es/uploads/50474/images/2983743/LinesDefault.png)
![](https://s3.amazonaws.com/media-p.slid.es/uploads/50474/images/2983742/FillDefault.png)
![](https://s3.amazonaws.com/media-p.slid.es/uploads/50474/images/4112103/excel-pie-default.png)
5. Gebruik kleuren bewust
![](https://s3.amazonaws.com/media-p.slid.es/uploads/50474/images/1316846/rodekaartensporza.jpg)
![](https://s3.amazonaws.com/media-p.slid.es/uploads/50474/images/2114962/rodekaartensporza11.png)
![](https://s3.amazonaws.com/media-p.slid.es/uploads/50474/images/5786447/pies.png)
![](https://s3.amazonaws.com/media-p.slid.es/uploads/50474/images/5923824/DwX6-13X4AA0cBj.jpg)
![](https://s3.amazonaws.com/media-p.slid.es/uploads/50474/images/4113681/usefuljunk-monster.jpg)
![](https://s3.amazonaws.com/media-p.slid.es/uploads/50474/images/4113684/usefuljunk-costs.jpg)
![](https://s3.amazonaws.com/media-p.slid.es/uploads/50474/images/4113713/chart_junk_effective.jpg)
6. Vermijd chart junk
![](https://s3.amazonaws.com/media-p.slid.es/uploads/50474/images/4113675/darkhorse_original.png)
![](https://s3.amazonaws.com/media-p.slid.es/uploads/maartenzam/images/1101494/18_removetoimprove.gif)
![](https://s3.amazonaws.com/media-p.slid.es/uploads/maartenzam/images/1101501/devourThePie3.gif)
![](https://s3.amazonaws.com/media-p.slid.es/uploads/maartenzam/images/1101464/demorgencirkels.jpg)
![](https://s3.amazonaws.com/media-p.slid.es/uploads/maartenzam/images/1101466/demorgencirkels_nooverlap.jpg)
![](https://s3.amazonaws.com/media-p.slid.es/uploads/maartenzam/images/1101472/demorgencirkels_allcirkels.jpg)
![](https://s3.amazonaws.com/media-p.slid.es/uploads/maartenzam/images/1101468/demorgencirkels_stralen.jpg)
![](https://s3.amazonaws.com/media-p.slid.es/uploads/maartenzam/images/1101471/demorgencirkels_staven.jpg)
7. Schaal de oppervlakte van cirkels, niet de straal
![](https://s3.amazonaws.com/media-p.slid.es/uploads/50474/images/3067149/rodekaartensporza10.png)
![](https://s3.amazonaws.com/media-p.slid.es/uploads/50474/images/3067152/rodekaartensporza131.png)
![](https://s3.amazonaws.com/media-p.slid.es/uploads/50474/images/3067147/nyt_edited.png)
![](https://s3.amazonaws.com/media-p.slid.es/uploads/50474/images/3067146/nyt_org.png)
8. Vertel het verhaal
![](https://s3.amazonaws.com/media-p.slid.es/uploads/50474/images/3067171/spuriouscorrelations1.png)
![](https://s3.amazonaws.com/media-p.slid.es/uploads/50474/images/3067172/spuriouscorrelations.png)
9. Geen dubbele assen
![](https://s3.amazonaws.com/media-p.slid.es/uploads/maartenzam/images/1101321/chocolate_countries_large.jpg)
10. Correlatie is geen causaliteit
![](https://s3.amazonaws.com/media-p.slid.es/uploads/maartenzam/images/1101387/jobspie.png)
![](https://s3.amazonaws.com/media-p.slid.es/uploads/maartenzam/images/1101390/applepie.png)
11. Doe geen 3D
Behalve als je de New York Times bent
![](https://s3.amazonaws.com/media-p.slid.es/uploads/50474/images/3067957/obese-adult-population.png)
12. Sorteer op de data
![](https://s3.amazonaws.com/media-p.slid.es/uploads/50474/images/4113790/whitehousemap.jpg)
![](https://s3.amazonaws.com/media-p.slid.es/uploads/50474/images/4113793/trumpmap.jpg)
![](https://s3.amazonaws.com/media-p.slid.es/uploads/50474/images/4113810/cartogram.png)
![](https://s3.amazonaws.com/media-p.slid.es/uploads/50474/images/4113811/elections2016_symbols.png)
![](https://s3.amazonaws.com/media-p.slid.es/uploads/50474/images/4113813/elections2016_populationdensity.png)
13. Gebruik relatieve cijfers op kaarten (per capita, ...)
![](https://s3.amazonaws.com/media-p.slid.es/uploads/50474/images/4113895/energiekaart.jpg)
![](https://s3.amazonaws.com/media-p.slid.es/uploads/50474/images/4113898/scatterplot.png)
14. Soms is de beste kaart geen kaart
![](https://s3.amazonaws.com/media-p.slid.es/uploads/50474/images/4113930/economist_northkorea_cartofail.jpg)
![](https://s3.amazonaws.com/media-p.slid.es/uploads/50474/images/4113932/economist_northkorea_corrections.jpg)
![](https://s3.amazonaws.com/media-p.slid.es/uploads/50474/images/4113934/bbc_northkorea_ranges.gif)
15. Alle kaarten liegen
Introducing:
de Datavisualization Checklist
Introducing:
Flourish
Flourish: oefening
-
Maak een Flourish account
-
Download de data
-
'Create visualisation' (of: 'Duplicate and edit')
-
Laad data op
-
Configureer data en preview
-
Maak een story
-
Publish
Meer inspiratie
Thanks!
Datavisualisatie | CHASE
By maartenzam
Datavisualisatie | CHASE
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