- Wu, B. , Lin, Y., & Yu, S. C (2005).Fuzzy Partition Analysis of Rules Usage on OJT with Multiple Raw Rule Score. Paper presented in 2005 International Conference on Intelligent Technologies and Applied Statistics , Fu Jen University, Taipei, Taiwan
- Yu, S. C., & Yu, M. (2007).Fuzzy Partial Credit Scaling: Applying Fuzzy Set Theory to Scoring Rating Scales. Paper Presented on the International Meeting of the Psychometric Society (IMPS2007), July 9 – 13, 2007 at Tokyo, Japan.
- Yu, S. C., & Lin, Y. H. (2007). Comparisons of Possibility-and Probability-based Classification: An Example of Depression Severity Clustering. Proceedings of the 8th WSEAS International Conference on Fuzzy Systems, pp111-115. (NSC-95-2413-H-211-001). (EI)
- Lin, Y., & Yu, S. C. (2007). The Ordering Analysis of Concepts for Sophomores of Learning Deficiencies in Calculus. Paper Presented on the 5th Annual Hawaii International Conference on Education. January 6-9, 2007 at Hawaii, USA.
- Yu, S. C., & Yu, M. (2008). Fuzzy Partial Credit Scaling: Combining Rasch model with Fuzzy Theory as a Scoring Schema. Paper Presented on the Third International Rasch Measurement Conference, Jan 22 – 24, 2008 at Perth, Australia.
- Yu, S. C., Chou, C., Lin, Y. H., & Wang, S. T. (2009). Positive psychology in Virtual Space: Validating Cyberspace Pleasant-life Scale. Paper Presented on Education and Development Conference 2009. Mar 5-7, 2009 at Bangkok, Thailand.
- Lin, Y. H., & Yu, S. C. (2009). An Integrated Concept Diagnosis based on Polytomous IRS and Learning Styles with Application in Fraction Subtraction Assessment. Fourth International Conference on Innovative Computing, Information and Control (ICICIC 2009) (2009.12.07-09). Kaohsiung, Taiwan. (EI)
- Yu, S. C., Hsu, W. H., Huang, S. F., & Lan, W. P. (2011). Taiwan College Students’ Strengths and Virtues on Virtual Space: A Pilot Study. Paper Presented on The 2011 Las Vegas International Academic Conference. Oct 10-12, Las Vegas, USA.
- Yu, S. C., Hsu, W. H., Huang, S. F., & Lan, W. P. (2012). Psychometric properties of the Cyberspace Positive Psychology Scale: A Preliminary Report. Paper Presented on International Conference on Humanities, Economics and Geography (ICHEG'2012) , Mar17-18, 2012, Bangkok, Thailand.
- Wang, Y.-F., Wu, J.-T., Li, H.-C., & Yu, S.-C. (2012, August). Attachment, coping, and Taiwanese adolescent distress: Testing two competing models. Poster session presented at the annual meeting of the American Psychological Association, Orlando, FL.
- Yu, S. C., Hsu, W. H., Yu, M. M., & Hsu, H. Y. (2012). Is the use of social networking sites correlated with internet addiction? Facebook Use among Taiwanese College Students. Poster session presented at International Conference on Information and Computer Applications (ICICA 2012) , Aug 22-23, 2012, Paris, France.
- Hsu, W. H , Yu, S. C.*,Yu, M. M., Lan, W. P. & Shie, L. C. (2014). The relationship between Facebook use and psychological well-being: An example of Taiwan college students. Paper Presented on the 2014 International Conference on Computer, Intelligent Computing and Education Technology (CICET 2014). March 27-28, 2014 .Hong Kong.
- Yu, S. C., Hsieh, L. C. & Lan, W. P.(2015). Facebook Involvement and Social Capital: Online and Offline. Paper Presented on the International Symposium on Business and Social Sciences . July 20-22, 2015. Sapporo, Japan.
- Yu, S. C., Lan, W. P. & Hsieh, L. C. (2016). The Relationship among Smartphone Addiction, Depression, and Internet Addiction: An Example of Taiwanese College Students. Paper Presented on the The Institute for Public Policy and Economic Analysis (IPPEAN) conference. Aug 4-6, 2016. New York City, USA.