Library and Information Science Commons^™

Application Of The Markov Chain Method In A Health Portal Recommendation System, Xin Cai

Theses and Dissertations

This study produced a recommendation system that can effectively recommend items on a health portal. Toward this aim, a transaction log that records users’ traversal activities on the Medical College of Wisconsin’s HealthLink, a health portal with a subject directory, was utilized and investigated. This study proposed a mixed-method that included the transaction log analysis method, the Markov chain analysis method, and the inferential analysis method. The transaction log analysis method was applied to extract users’ traversal activities from the log. The Markov chain analysis method was adopted to model users’ traversal activities and then generate recommendation lists for topics, …

An Investigation Of Autism Support Groups On Facebook, Yuehua Zhao

Theses and Dissertations

Autism-affected users, such as autism patients, caregivers, parents, family members, and researchers, currently seek informational support and social support from communities on social media. To reveal the information needs of autism- affected users, this study centers on the research of users’ interactions and information sharing within autism communities on social media. It aims to understand how autism-affected users utilize support groups on Facebook.

A systematic method was proposed to aid in the data analysis including social network analysis, topic modeling, sentiment analysis, and inferential analysis. Social network analysis method was adopted to reveal the interaction patterns appearing in the groups, …

Searching For Health Information On The Internet : The Experiences Of Western Australian Adolescents, Lee-Anne Martins

Theses : Honours

Adolescents readily engage in online entertainment pursuits, however, it is their online social activities and health information searches that encourage psychosocial development and influence identity formation and autonomy. Considerable research has been completed on various aspects of adolescents’ encounters with online health information (for example, see Percheski & Hargittai, 2011), yet minimal research has been conducted using Australian adolescents. This study extends existing research utilising Western Australian adolescents who have used the Internet to obtain health information. The areas explored include how Western Australian adolescents search for online health information, by means of which devices, and their experiences of using …