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Social and Behavioral Sciences Commons

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Full-Text Articles in Social and Behavioral Sciences

Using Online Controlled Experiments To Examine Authority Effects On User Behavior In Email Campaigns, Lim Kwan Hui, Ee-Peng Lim, Binyan Jiang, Achananuparp Palakorn Jan 2016

Using Online Controlled Experiments To Examine Authority Effects On User Behavior In Email Campaigns, Lim Kwan Hui, Ee-Peng Lim, Binyan Jiang, Achananuparp Palakorn

Research Collection School Of Computing and Information Systems

Authority users often play important roles in a social system. They are expected to write good reviews at product review sites; provide high quality answers in question answering systems; and share interesting content in social networks. In the context of marketing and advertising, knowing how users react to (quails and messages from authority senders is important, given the prevalence of email in our everyday life. Using a real-life academic event, we designed and conducted an online controlled experiment to determine how email senders of different types of authority (department head, event organizer and a general email account) affect the range …


Using Support Vector Machine Ensembles For Target Audience Classification On Twitter, Siaw Ling Lo, Raymond Chiong, David Cornforth Apr 2015

Using Support Vector Machine Ensembles For Target Audience Classification On Twitter, Siaw Ling Lo, Raymond Chiong, David Cornforth

Research Collection School Of Computing and Information Systems

The vast amount and diversity of the content shared on social media can pose a challenge for any business wanting to use it to identify potential customers. In this paper, our aim is to investigate the use of both unsupervised and supervised learning methods for target audience classification on Twitter with minimal annotation efforts. Topic domains were automatically discovered from contents shared by followers of an account owner using Twitter Latent Dirichlet Allocation (LDA). A Support Vector Machine (SVM) ensemble was then trained using contents from different account owners of the various topic domains identified by Twitter LDA. Experimental results …