?url_ver=Z39.88-2004&rft_id=arXiv%3A1701.04221&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.relation=http%3A%2F%2Feprints.imtlucca.it%2F3688%2F&rft.title=It%E2%80%99s+Always+April+Fools%E2%80%99+Day!+On+the+Difficulty+of+Social+Network+Misinformation+Classification+via+Propagation+Features&rft.creator=Conti%2C+Mauro&rft.creator=Lain%2C+Daniele&rft.creator=Lazzeretti%2C+Riccardo&rft.creator=Lovisotto%2C+Giulio&rft.creator=Quattrociocchi%2C+Walter&rft.subject=H+Social+Sciences+(General)&rft.subject=HA+Statistics&rft.description=Given+the+huge+impact+that+Online+Social+Networks+(OSN)%0D%0Ahad+in+the+way+people+get+informed+and+form+their+opinion%2C%0D%0Athey+became+an+attractive+playground+for+malicious+entities%0D%0Athat+want+to+spread+misinformation%2C+and+leverage+their+effect.%0D%0AIn+fact%2C+misinformation+easily+spreads+on+OSN+and+is+a+huge%0D%0Athreat+for+modern+society%2C+possibly+influencing+also+the+outcome%0D%0Aof+elections%2C+or+even+putting+people%E2%80%99s+life+at+risk+(e.g.%2C%0D%0Aspreading+%E2%80%9Canti-vaccines%E2%80%9D+misinformation).+Therefore%2C+it+is%0D%0Aof+paramount+importance+for+our+society+to+have+some+sort%0D%0Aof+%E2%80%9Cvalidation%E2%80%9D+on+information+spreading+through+OSN.+The%0D%0Aneed+for+a+wide-scale+validation+would+greatly+benefit+from%0D%0Aautomatic+tools.%0D%0AIn+this+paper%2C+we+show+that+it+is+difficult+to+carry+out+an+automatic%0D%0Aclassification+of+misinformation+considering+only+structural%0D%0Aproperties+of+content+propagation+cascades.+We+focus+on%0D%0Astructural+properties%2C+because+they+would+be+inherently+dif-%0D%0Aficult+to+be+manipulated%2C+with+the+the+aim+of+circumventing%0D%0Aclassification+systems.+To+support+our+claim%2C+we+carry+out+an%0D%0Aextensive+evaluation+on+Facebook+posts+belonging+to+conspiracy%0D%0Atheories+(as+representative+of+misinformation)%2C+and+scientific%0D%0Anews+(representative+of+fact-checked+content).+Our%0D%0Afindings+show+that+conspiracy+content+actually+reverberates%0D%0Ain+a+way+which+is+hard+to+distinguish+from+the+one+scientific%0D%0Acontent+does%3A+for+the+classification+mechanisms+we+investigated%2C%0D%0Aclassification+F1-score+never+exceeds+0.65+during+content%0D%0Apropagation+stages%2C+and+is+still+less+than+0.7+even+after%0D%0Apropagation+is+complete.&rft.publisher=arXiv&rft.date=2017&rft.type=Working+Paper&rft.type=NonPeerReviewed&rft.format=application%2Fpdf&rft.language=en&rft.rights=cc_by_nc&rft.identifier=http%3A%2F%2Feprints.imtlucca.it%2F3688%2F1%2F1701.04221.pdf&rft.identifier=++Conti%2C+Mauro+and+Lain%2C+Daniele+and+Lazzeretti%2C+Riccardo+and+Lovisotto%2C+Giulio+and+Quattrociocchi%2C+Walter++It%E2%80%99s+Always+April+Fools%E2%80%99+Day!+On+the+Difficulty+of+Social+Network+Misinformation+Classification+via+Propagation+Features.++Working+Paper+++arXiv+++++++(Submitted)+++&rft.relation=https%3A%2F%2Farxiv.org%2Fabs%2F1701.04221&rft.relation=arXiv%3A1701.04221