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ID:40706175
大小:2.58 MB
页数:105页
时间:2019-08-06
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1、ATasteofSentimentAnalysisRobZinkovMay26th,2011RobZinkov()ATasteofSentimentAnalysisMay26th,20111/105Outline1Introduction2BasicsofNLP3BasicTechniquesforSentimentAnalysis4AdvancedTechniquesforSentimentAnalysis5FurtherQuestionsRobZinkov()ATasteofSentimentAnalysisMay26th,20112/105IntroductionWhatisSe
2、ntimentAnalysis?SentimentAnalysisisasubeldofComputationalLinguisticsconcernedwithextractingemotionsfromtextRobZinkov()ATasteofSentimentAnalysisMay26th,20113/105IntroductionApplicationsRobZinkov()ATasteofSentimentAnalysisMay26th,20114/105IntroductionApplications-PoliticalBlogsRobZinkov()ATasteof
3、SentimentAnalysisMay26th,20115/105IntroductionApplications-PoliticalBlogsTrackingopinionsonissuesTrackingwhichissuesareheldemotionallyTrackingsubjectivityofbloggersRobZinkov()ATasteofSentimentAnalysisMay26th,20116/105IntroductionPoliticalBlogs-ChallengesIdentifyingopinionholderAssociatingop
4、inionswithissueIdentifyingpublicguresandlegislationRobZinkov()ATasteofSentimentAnalysisMay26th,20117/105IntroductionApplications-ProductReviewsRobZinkov()ATasteofSentimentAnalysisMay26th,20118/105IntroductionProductReviews-ChallengesIdentifyingaspectsofproductAssociatingopinionswithaspectsof
5、productIdentifyingFakeReviewsNocanonicalformRobZinkov()ATasteofSentimentAnalysisMay26th,20119/105IntroductionApplications-FinancialNewsRobZinkov()ATasteofSentimentAnalysisMay26th,201110/105IntroductionFinancialNews-ChallengesIdentifyingtheequityinthearticle(thinkcommodities)Associatingentiti
6、eswithmarketsymbolsSpecializednancialtermswithdistinctsentimentArticlesrarelyonlyaboutoneequityRobZinkov()ATasteofSentimentAnalysisMay26th,201111/105IntroductionApplications-BrandTrackingRobZinkov()ATasteofSentimentAnalysisMay26th,201112/105IntroductionBrandTracking-ChallengesTextlikelytobeu
7、nstructuredIdentifyingBrandIdentifyingOpinionHolder/DemographicRobZinkov()ATasteofSentimentAnalysisMay26th,201113/105IntroductionGoalsGiveabroadoverviewoftheeldShowcasethebestcurrenttoolsandapproachesRobZinkov()ATasteof
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