?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.relation=http%3A%2F%2Feprints.imtlucca.it%2F2120%2F&rft.title=Understanding+opinions.+A+cognitive+and+formal+account&rft.creator=Giardini%2C+Francesca&rft.creator=Quattrociocchi%2C+Walter&rft.creator=Conte%2C+Rosaria&rft.subject=QA75+Electronic+computers.+Computer+science&rft.description=The+study+of+opinions%2C+their+formation+and+change%2C+is+one+of+the+defining+topics+addressed+by+social+psychology%2C+but+in+recent+years+other+disciplines%2C+as+computer+science+and+complexity%2C+have+addressed+this+challenge.+Despite+the+flourishing+of+different+models+and+theories+in+both+fields%2C+several+key+questions+still+remain+unanswered.+The+aim+of+this+paper+is+to+challenge+the+current+theories+on+opinion+by+putting+forward+a+cognitively+grounded+model+where+opinions+are+described+as+specific+mental+representations+whose+main+properties+are+put+forward.+A+comparison+with+reputation+will+be+also+presented.+&rft.publisher=ArXiv&rft.date=2011&rft.type=Working+Paper&rft.type=NonPeerReviewed&rft.identifier=++Giardini%2C+Francesca+and+Quattrociocchi%2C+Walter+and+Conte%2C+Rosaria++Understanding+opinions.+A+cognitive+and+formal+account.++Working+Paper++%23+%2F2011++++ArXiv+++++++(Submitted)+++&rft.relation=http%3A%2F%2Farxiv.org%2Fabs%2F1106.4221