algorithmic accountability. computational journalism week 9

16
Frontiers of Computational Journalism Columbia Journalism School Week 9: Algorithmic Accountability November 13, 2015

Upload: jonathan-stray

Post on 28-Jan-2016

17 views

Category:

Documents


0 download

DESCRIPTION

Jonathan Stray, Columbia University, Fall 2015Syllabus at http://www.compjournalism.com/?p=133

TRANSCRIPT

FrontiersofComputationalJournalism

ColumbiaJournalismSchool

Week9:AlgorithmicAccountabilityNovember13,2015

Whattypesofalgorithmscanhavelargeconsequencesforsomeone'slife?

Algorithmsinourlives• Personalizedsearch• Politicalmicrotargeting• Creditscore/loans/insurance• Predictivepolicing• Pricediscrimination• Algorithmictrading/markets• Terroristthreatprediction• Hiringmodels

Frommyfico.com

PredictedcrimetimesandlocationsinthePredPol system.

AllTheStops,ThomasRhiel,Bklynr.com,2012

TitleVIIofCivilRightsAct,1964Itshallbeanunlawfulemploymentpracticeforanemployer-

(1)tofailorrefusetohireortodischargeanyindividual,orotherwisetodiscriminateagainstanyindividualwithrespecttohiscompensation,terms,conditions,orprivilegesofemployment,becauseofsuchindividual’srace,color,religion,sex,ornationalorigin;or

(2)tolimit,segregate,orclassifyhisemployeesorapplicantsforemploymentinanywaywhichwoulddepriveortendtodepriveanyindividualofemploymentopportunitiesorotherwiseadverselyaffecthisstatusasanemployee,becauseofsuchindividual’srace,color,religion,sex,ornationalorigin.

LearningfromFacebooklikes

FromKosinskiet.al.,Privatetraitsandattributesarepredictablefromdigital recordsofhumanbehavior

PredictinggenderfromTwitter

FromZamalet.al.,HomophilyandLatentAttributeInference:InferringLatentAttributesofTwitterUsersfromNeighbors

PredictingracefromTwitter

FromPennacchiottiandPopescu,AMachineLearningApproach toTwitterUserClassification

Eveniftwogroupsofthepopulation admitsimpleclassifiers,thewholepopulationmaynot(fromHowBigDataisUnfair)

WebsitesVaryPrices,DealsBasedonUsers' InformationValentino-Devries,Singer-VineandSoltani,WSJ,2012

MessageMachineJeffLarson,AlShaw,ProPublica,2012

HowUbersurgepricingreallyworks,NickDiakopolous