Dimension reduction of microarray gene expression
data: the accelerated failure time model

Research Interests

• Dimension Reduction, survival analysis, microarray gene expression data, clinical trials, data mining. 

Publications

• Rojo, J. and Nguyen, T.S.  (2009). Improving the Johnson-Lindenstrauss Lemma. Journal of Computer and System Sciences. Submitted.
• Nguyen, T.S. and Rojo, J. (2009). Dimension reduction of microarray gene expression data: the accelerated failure time model. Journal of Bioinformatics and Computational Biology. Accepted and to be printed in Dec. 2009 issue.
• Nguyen, T.S. and Rojo, J. (2009). Dimension reduction of microarray data in the presence of a censored survival response: a simulation study.  Statistical Applications in Genetics and Molecular Biology, Vol. 8, issue 1, article 4.
• Becker, N.S, Barshes, N.R., Aloia, T.A., Nguyen, T.S., Rojo, J., Rodriguez, J.A., O’Mahony, C.A., Karpen, S.J., and Goss, J.A. (2008). Analysis of recent pediatric orthotopic liver transplantation outcomes indicates that allograft type is no longer a predictor of survivals. Liver Transplantation, Vol. 14, issue 8,
  pp. 1125-1132. Published online: July 30, 2008.

Presentations

• Nguyen, T.S. and Rojo, J. (2008). "Improving the bound from the Johnson-Lindenstrauss lemma in L_2-norm." Poster Graduate Student Presentation, Society for the Advancement of Chicanos and Native Americans in Science (SACNAS) Conference, Salt Lake City, UT, Oct. 2008.

Conferences

• Attended the Nonparametric Workshop, University of Texas-Arlington, Arlington, TX, April 2009.
• Attended and presented at the SACNAS Conference, Salt Lake City, UT, Oct. 2008.
• Attended the 3rd Lehmann Symposium, Rice University, Houston, TX, May 2007.
• Attended the Pan-American Advanced Studies Institute, El Salvador, July 2006.