Download - Big Data, Big Disappointment (@TheDataPub)
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BigData,BigDisappointmentL10leccionesydefinicionesparanoregarla.
JesúsRamos(@xuxoramos)(c)2015 1
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Aboutme…- IngenierodeSoftwaredenacimiento(ITESM).- EconometristaFinancieroporazar(Unottingham+UWashington).
- EstadísticoComputacionalporconvicción(JHU).- Consultadocon6firmasparalevantarsuscapacidadesanalíticas.
- AntesProductyAnalyticsManagerenBMV.- AhoraVPdeAnalyticsenGBM.- [email protected] Gamerlossábados(PSN:xuxoramos).- Foodielosdomingos.
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“BigDatahasarrived,butbiginsightshavenot”-“Bigdata:arewemakingabigmistake?TimHarford.FinancialTimes.
Yconlos$41bnqueesperanquegastemoslos
cuatesdeylosde
para2018,nosquedaunapregunta…
JesúsRamos(@xuxoramos)(c)2015 3
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Porqué?
JesúsRamos(@xuxoramos)(c)2015 4
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Enorgsmaduras,porque…
1. Lesvalenlosfalsospositivos.
2. Correlaciónsiimplicacausalidad.
3. Lesvaleelmuestreo.
4. MachineLearning=Máspotencia!
JesúsRamos(@xuxoramos)(c)2015 5
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Yenelrestodenosotros…
NosabemosquéesBigData!
Asíque“definiciones”...
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BDesunatrilogíade2partes:
BigDataElgranstorededatos.Losgrandespipelines.
Losprocesosparaadquirir,procesarylimpiar.
/Analytics
Los‘eureka’queganamosalanalizardatosacualquierescala.
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“BigDatanecesitaaAnalytics.AnalyticsnonecesitaBigData!”(ounrefridemillonesdepesoshaciendonada)
-CarlaGentry@data_nerd
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Lección1
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Miruegopeticiónauds…
NohablendeBigDatasinelsufijo‘Analytics’!
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Enserio…lesimploro...
JesúsRamos(@xuxoramos)(c)2015 10
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NohablendeBigDatasinelsufijo‘Analytics’!
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QuéesAnalytics?
DogmaTradicionalMath|Stats|CS
NuevoConceptoMath*Stats*CS
++
=
Reporte
=
DataProduct!JesúsRamos(@xuxoramos)(c)2015 12
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Estonoes…?
DataScience
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ComputerScience
Predecirlarealidad
Math&Stats
Modelarlarealidad
DomainExperience
Hacerlaspreguntascorrectas
DrewConwaydice…
DataScience
DangerZone!
OpsAnalytics
MachineLearning
CuandolossoftwaredevsleentranalMachineLearningsinvalidaciónestadística.
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Definiciónlimitada
ComputerScience Math&Stats
DomainExperience
Hacerlaspreguntascorrectas
Modelarlarealidad
Predecirlarealidad
DataScience
OpsAnalytics
MachineLearning
DangerZone!
Exceptoesto.Estoescierto:/
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Lección2:unanuevadefinición
Analytics“Estudiarunconjuntodedatosatravésdesuscantidades,estructura,espacioocambiosparasaberalgonuevoquemejoreaspectosdemivida“.
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Mi2º.ruegopeticiónauds…
NohablendeDataScience,sinode‘Analytics’!
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Enserio…noesbroma...
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NohablendeDataScience,sinode‘Analytics’!
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Yporquétantaconfusión?
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Lección3:ITVendors
BigData
=
BigBucks!BigIgnorance
+
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Lección4:Barrerasentredisciplinas
Math Stats CompSci
SWEng DataViz Business
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Lección5:NuestroperfildeIT
Innovadores
Independientes
Estructurados
Sobre-ejercicio
InconsistentesLSoberbiosLInflexibles L
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Lección6:LosrolesenelAnálisisdeDatos
DataScienceLead
DataScientist Mathematician/Actuary
DataEngineer
DataViz/Storyteller
BizExpert
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Quéestudiacadarol(enMéxico)?
DataScienceLead
(Primaria)
DataScientist
MScCienciaDatos(ITAM/UAnáhuac)
Mathematician/Actuary
BSMatesAplicadas(ITAM/
UNAM)
DataEngineer
IT(UAM/Poli)
DataViz/Storyteller
MAVis&DiseñoInfo(UAM-A)
BizExpert
(LaVida)
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CEO
Ops IT Finance Mkting
QuélugarocupaAnalyticsenlasorg?
Enorgsjóvenesyágiles…
AnalyticsestaenelDNAdelaorganización!JesúsRamos(@xuxoramos)(c)2015 26
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CEO
Ops IT Finance Mkting
Analytics
QuélugarocupaAnalyticsenlasorg?
EnorgstradicionalesDEBEvivirpegadoalCEO
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CEO
Ops IT Finance Mkting
Analytics
QuélugarocupaAnalyticsenlasorg?
Dóndeloencontramosusualmente?Tristemente…L
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PorquénodebevivirenIT?
Nohacemoslaspreguntascorrectas
Notenemoselskill
correcto
Notenemoselsponsorcorrecto
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Lección7:Sinpreguntascorrectas
Software Proceso
+ =Automation
Nuncapreguntamos:- Elprocesoestaconectadoaunobjetivodenegocio?- Estasiendomedido?- Esunproceso?Osonusosycostumbres?- Resultadoprobable:procesoincorrecto,peroautomatizadoy
escalado–hacermásrápidoymáseficiencelascosasmal:/JesúsRamos(@xuxoramos)(c)2015 30
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Lección8:Sinskillcorrecto
IT&SWDev Ingeniería
CÓMO?
Analytics Estadística
PORQUÉ?
Lapreguntafundamentaldelaingenieríaes‘cómo?’.Lapreguntafundamentaldelaestadísticaes‘porqué?’.Cuandorespondemos‘porqué?’,ganamosconocimiento.
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Lección9:Sinsponsorcorrecto
CEO
Ops IT Finance Mkting
Analytics
ElcambioculturalnolollevaIT.Lollevadequiendependeelrevenuestream.
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Lección10:EvidenciadeladistanciaentreITynegocio
Encuestade+200profesionalesdedatos.AquellosquevienendeSoftwareDevelopmentmostraroncorrelaciónnegativaconaquellosdenegocio.EsteeselproblemafundamentaldelaIT.CuandoEsanuberojaseaunóvaloestrechodependientepositivaycolorazulrey,AnalyticspodránacerycrecerenIT.
Fuente:encuestadeentradaparameetup@TheDataPubJesúsRamos(@xuxoramos)(c)2015 33
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Bigflops:cuandoAnalyticsnaceenIT
Microsoft
Famosacompañíacelular
Google(denuevo)
Walmart
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SoyunSWDev.CómomeconviertoenunDA?
• Prepárateenestadística,mates,optimización(comienza
porálgebralineal.)
• Lee“ThinkStats”deAllenDowney.
• Dejadeserproblemautomatoryconvierteteenproblem
solver.
• Acércateatunegocioyaprendesuidioma.
• AprendeR.
• NoleentresalMachineLearningsinbaseestadística
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Cómomeempapomás?
@TheDataPub*http://www.meetup.com/thedatapub/
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DiscusionesPendientes
• Analytics+Ética
• Analytics+GenderBalance
• Analytics+SoftwareEngineering
• Analytics–DataCharlatanry
• Analytics+SistemaEducativoMexicano
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“Larealidadnoserevelaaquiensololacontempla,sinoalquesesumergeenellaparatransformarla.”
-OctavioPaz,ElLaberintodelaSoledad
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Gracias!Tw:@xuxoramos
LinkedIn:xuxoramosGithub:jsramos
JesúsRamos(@xuxoramos)(c)2015 39