Páginas:180Géneros:12:UNF:DataminingSinopsis:Sentimentanalysisandopinionminingisthefieldofstudythatanalyzespeoplesopinions,sentiments,evaluations,attitudes,andemotionsfromwrittenlanguage.Itisoneofthemostactiveresearchareasinnaturallanguageprocessingandisalsowidelystudiedindatamining,Webmining,andtextmining.Infact,thisresearchhasspreadoutsideofcomputersciencetothemanagementsciencesandsocialsciencesduetoitsimportancetobusinessandsocietyasawhole.Thegrowingimportanceofsentimentanalysiscoincideswiththegrowthofsocialmediasuchasreviews,forumdiscussions,blogs,micro-blogs,Twitter,andsocialnetworks.Forthefirsttimeinhumanhistory,wenowhaveahugevolumeofopinionateddatarecordedindigitalformforanalysis.Sentimentanalysissystemsarebeingappliedinalmosteverybusinessandsocialdomainbecauseopinionsarecentraltoalmostallhumanactivitiesandarekeyinfluencersofourbehaviors.Ourbeliefsandperceptionsofreality,andthechoiceswemake,arelargelyconditionedonhowothersseeandevaluatetheworld.Forthisreason,whenweneedtomakeadecisionweoftenseekouttheopinionsofothers.Thisistruenotonlyforindividualsbutalsofororganizations.Thisbookisacomprehensiveintroductoryandsurveytext.Itcoversallimportanttopicsandthelatestdevelopmentsinthefieldwithover400references.Itissuitableforstudents,researchersandpractitionerswhoareinterestedinsocialmediaanalysisingeneralandsentimentanalysisinparticular.Lecturerscanreadilyuseitinclassforcoursesonnaturallanguageprocessing,socialmediaanalysis,textmining,anddatamining.Lectureslidesarealsoavailableonline._,
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