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- research-articleDecember 2020
Forum Size and Content Contribution per Person: A Field Experiment
Promoting contribution of content is a key challenge for platforms that support the collective creation or transfer of knowledge. We use a field experiment on a massive open online course to study the role of forum size (number of people in a forum) in ...
- posterSeptember 2019
Measuring the Elusive Engagement in an Academic Facebook Group
HT '19: Proceedings of the 30th ACM Conference on Hypertext and Social MediaPages 295–296https://doi.org/10.1145/3342220.3344935This poster presents the measurement of student engagement in a Facebook group for higher secondary school used as an educational scaffold. This mixed method research uses the student engagement instrument (SEI), adapted for the online environment. The ...
- research-articleAugust 2018
College Students and Online Political Expression During the 2016 Election
Social Science Computer Review (SSCR), Volume 36, Issue 4Pages 422–439https://doi.org/10.1177/0894439317721186While college students traditionally exhibit low levels of political participation and interest in politics, they are more likely to engage in some forms of political expression than their elders. Their greater familiarity with online forms of political ...
- abstractFebruary 2018
Engagement and Incentives in Online Community: Observational Data, Prediction Models, and Field Experiments
WSDM '18: Proceedings of the Eleventh ACM International Conference on Web Search and Data MiningPages 755–756https://doi.org/10.1145/3159652.3170457This proposal aims to study user engagement pattern and how different incentive mechanisms influence user behavior in online communities. Work in this proposal investigates the diverse behavior patterns that different individuals follow in various ...
- research-articleJanuary 2018
If we post it they will come: a small business perspective of social media marketing
ACSW '18: Proceedings of the Australasian Computer Science Week MulticonferenceArticle No.: 21, Pages 1–10https://doi.org/10.1145/3167918.3167928The use of Web-based technologies can provide powerful opportunities to transform small business engagement with their communities and markets. However, there are few studies on the adoption of social media by small businesses to determine their levels ...
- research-articleSeptember 2017
Using predictive analytics for user segmentation in e-government
eGose '17: Proceedings of the Internationsl Conference on Electronic Governance and Open Society: Challenges in EurasiaPages 125–129https://doi.org/10.1145/3129757.3129779Studying relations between customer characteristics and usability requirements for online services remains a challenging task in e-government services development. In this paper we present the findings from a survey conducted among the users of an e-...
- research-articleJanuary 2017
An analysis of online interaction in idea generation for public policies
Many governments now seek ways to generate ideas for public policies through online platforms. Although this concept is promising, further knowledge is needed to understand the factors associated with generating ideas within online communities in ...
- research-articleJuly 2016
Social Network Marketing: A Segmentation Approach to Understanding Purchase Intention
SMSociety '16: Proceedings of the 7th 2016 International Conference on Social Media & SocietyArticle No.: 20, Pages 1–10https://doi.org/10.1145/2930971.2930992This study investigates the effect of online and offline pre-purchase influences and the role of fashion brand involvement and online brand engagement in predicting purchase intention of products marketed in social media. A four-construct structural ...
- short-paperApril 2016
Real-time indicators and targeted supports: using online platform data to accelerate student learning
LAK '16: Proceedings of the Sixth International Conference on Learning Analytics & KnowledgePages 183–187https://doi.org/10.1145/2883851.2883942Statway® is one of the Community College Pathways initiatives designed to promote students' success in their developmental math sequence and reduce the time required to earn college credit. A recent causal analysis confirmed that Statway dramatically ...
- research-articleFebruary 2016
Modeling and Predicting Learning Behavior in MOOCs
WSDM '16: Proceedings of the Ninth ACM International Conference on Web Search and Data MiningPages 93–102https://doi.org/10.1145/2835776.2835842Massive Open Online Courses (MOOCs), which collect complete records of all student interactions in an online learning environment, offer us an unprecedented opportunity to analyze students' learning behavior at a very fine granularity than ever before.
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- research-articleApril 2014
Engaging with massive online courses
WWW '14: Proceedings of the 23rd international conference on World wide webPages 687–698https://doi.org/10.1145/2566486.2568042The Web has enabled one of the most visible recent developments in education---the deployment of massive open online courses. With their global reach and often staggering enrollments, MOOCs have the potential to become a major new mechanism for ...