data visualization in data journalism workflow
DESCRIPTION
Talk within the panel “Data visualization: the (beautiful) new frontier” during the International Journalism Festival in Perugia #ijf14 – 01/05/2014TRANSCRIPT
Datavisualizationindatajournalismworkflow
AlessioCimarelli|datamediahub.it dataninja.it
@jenkin27
"Datavisualization:the(beautiful)newfrontier"
InternationalJournalismFestivalinPerugia2014
#ijf14-MayDay,2014
Who_DatamediahubTheinformationaboutthemedialikeyou'veneverseen
www.datamediahub.it
DataMediaHubisahubofprofessionalsinterestedintheItalianmediaand
journalismcreatedtoaggregatedataonthissubjectandpresentitgraphicallyandinaninteractiveinordertogiveavisualimpactandtohelptheunderstandingof
thephenomenarecounted.
Who_DataninjaDatajournalism&datavisualizationmadeinItaly
www.dataninja.it
Dataninjaisacollective.Foundedin2012byAndreaNelsonMauro(journalist)and
AlessioCimarelli(datascientist),it'sanetworkofdatajournalistswiththegoaloftellingstoriesfromdataanalysisand
visualization.
What_DatajournalismDataornot,itisalwaysthedearoldjournalism,baby
Therewas5exabytesofinformationcreatedbetweenthedawnofcivilizationthrough2003,butthatmuchinformationisnowcreatedevery2days,andthepace
isincreasing
GoogleCEOEricSchmidt,2010
Ifjournalismwanttocontinuetotelltheworldandnowalargepartoftheworldismadeupofdigitaldata,journalists
simplycan'tavoidhavingtodealwithdata.
DatajournalismworkflowFouristhemagicnumber
1. Search2. Checkandcleaning3. Analysis4. Story-telling
Datavisualizationcanbeanusefultoolinallofthesesteps.
ThenoseeyefornewsStep1:search
(theItalianstatisticsinstitute)
(datavisualizationenginecreatedbythegovernmentofMinasGerais,Brazil)
ISTATInteractivecontentsandvisualizationsI.Stat
DataViva
ExportsofMinasGeraisin2012IndustrialActivityinCentralbyMunicipalityin2012
ThenoseeyefornewsStep2:checkandcleaning
Howtofinderrorsintype,sign,orderofmagnitude,...?AsimplelinechartfortrendsAsimplescatterplotfororderedvaluesAdistribution(barchart)ofasetofnumbers
Howtofindoutliersormissing?Notabsolutevalues,butdistancesfromthemeanSettingathresholdEvenadistribution
ThenoseeyefornewsStep3:analysis
Basiccharts(scatter,lines,bars,...)toseeandnottoreadEmbeddedviztoolsinspreadsheetsoftware
off-lineand on-lineViztoolsinstatisticalordedicatedsoftware
Fastprototypingtools
LibreOffice GoogleDrive
QtiPlotQGIS
RAW
ThenoseeyefornewsStep4:story-telling
Whendesignmatters
Basiccharts
Multiplechartcompositions
Maps
Datawrapper
Infogr.am
CartoDBGoogleFusionTables
Where_MappingdataFourexamplesofgeographicdataviz
Fromdatamediahub.it
Fromdataninja.it(L'Espresso)- ,
andthe ondatajournalism.it(IlSecoloXIX)
LaDiffusionedeiQuotidiani:MappaInterattivaSocietàdell’Informazione:ilRitmodiCrescitadelleRegioniin10anni|Mappainterattiva
Migranti,laguerradelMediterraneo Datablog earlymapGenova,lamappadell'azzardo
Followthebitcrumbs...AlessioCimarelli
[email protected]@jenkin27
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