Research Interests

• Machine Learning/Data Mining
• Sparse learning
• Kernel learning
• Multi-label learning
• Multi-task learning
• Dimensionality reduction
• Feature selection
• Biomedical Informatics
• Gene expression pattern image analysis
• Alzheimer's Disease Study
• Protein structure analysis

Research Projects

· National Geospatial Agency (PI): “Integrated Spectral Dimensionality Reduction”, 2008-2010.

· Arizona Alzheimer's Consortium (PI): “Heterogeneous Data Fusion and Analysis for Alzheimer's Disease Study”, 2008-2009.

· NSF IIS-0812551 (co-PI, PI: Huan Liu): “Beyond Feature Selection and Extraction - An Integrated Framework for High-Dimensional Data of Small Labeled Samples", 2008-2011.

· NSF CCF-0811790 (co-PI, PI: Pete Wonka): “CPA-G&V: Tensor Factory”, 2008-2011.

· NIH R01 HG002516 (co-PI, PI: Sudhir Kumar): “Computational Analysis of Gene Expression Pattern Images”, 2007-2010.

· NSF IIS-0612069 (PI): “Machine Learning Approaches for Biological Image Informatics”, 8/2006-7/2009.