2023
Influence of User Profile Attributes on e-Cigarette–Related Searches on YouTube: Machine Learning Clustering and Classification
Murthy D, Lee J, Dashtian H, Kong G. Influence of User Profile Attributes on e-Cigarette–Related Searches on YouTube: Machine Learning Clustering and Classification. JMIR Infodemiology 2023, 3: e42218. PMID: 37124246, PMCID: PMC10139687, DOI: 10.2196/42218.Peer-Reviewed Original ResearchUser profilesSearch resultsAlgorithmic systemsUser profile attributesGraph convolutional networkYouTube search resultsProduct review videosK-means clusteringRecommendation algorithmUser attributesConvolutional networkMachine learningProfile attributesProduct reviewsUser characteristicsVideoReview videosUnderage usersYouTubeHigh accuracyHealth informationNetworkSex attributesClusteringAttribute factors
2022
An Exploration of e-Cigarette–Related Search Items on YouTube: Network Analysis
Dashtian H, Murthy D, Kong G. An Exploration of e-Cigarette–Related Search Items on YouTube: Network Analysis. Journal Of Medical Internet Research 2022, 24: e30679. PMID: 35084353, PMCID: PMC8832267, DOI: 10.2196/30679.Peer-Reviewed Original ResearchConceptsRule-based classificationInformation networksRule-based classification approachE-cigarette-related contentBetweenness centralityDistinct videosLeast connectionsSearch resultsClassification approachUser perceptionVideoSearch itemsNetwork modelingNetworkYouTubeSocial mediaSimilar wordsUnderlying structureNodesSimilar meaningNovel methodClassificationNetwork analysisGatewayLevel of importance