Assistant Research Scientist
Center for Automation Research
University of Maryland
A.V.Williams Building, Room#4415
College Park, MD 20742-3275

Tel: 301-405-1735
Fax: 301-314-9115
Email: pvishalm@umiacs.umd.edu


I am a member of the research faculty at the University of Maryland Institute for Advanced Computer Studies (UMIACS).  I completed my Ph.D. in Electrical Engineering from the University of Maryland, College Park, MD, in 2010.  I received the B.S. degrees in Electrical Engineering and Applied Mathematics (with honors) and the M.S. degree in Applied Mathematics from North Carolina State University, Raleigh, NC, in 2004 and 2005, respectively.  I was a recipient of the ORAU postdoctoral fellowship in 2010.

Research Interests
Signal/image processing: Sparse representation, compressive sampling, synthetic aperture radar imaging, millimeter wave imaging
Computer vision: Domain adaptation, dictionary learning, object recognition, activity recognition, shape representation
Machine learning: Dimensionality reduction, clustering, kernel methods, semi-supervised learning
Biometrics: Face recognition, multimodal biometrics fusion, active authentication