Selected Publications 

REFEREED JOURNALS

Automatic Polyp Detection in Pillcam Colon 2 Capsule Images and Videos: Preliminary feasibility Report, P. Figueiredo, I. N. Figueiredo, V. B. S. Prasath and R. Tsai. Diagnostic and Therapeutic Endoscopy, vol. 2011, Article ID 182435, 7 pages, 2011.

Discovery of point sources in the Helmholtz equation posed in unknown domains with obstacles, Y. Landa, N. Tanushev, and R. Tsai. Comm. in Math. Sci., Vol.9, Is.3, p.903-928, 2011.

Gaussian Beam Decomposition of High Frequency Wave Fields Using Expectation-Maximization, G. Ariel, B. Engquist, N. Tanushev, and R. Tsai. J. Comput. Phys. Vol. 230, Is.6, p.2303-2321, 2011 

Numerical methods for smooth and crystalline mean curvature flow, A. Oberman, S. Osher, R. Takei, and R. Tsai. Commun. Math. Sci. Vol. 9, No 3, pp. 637-662, 2011

A level set method for the Schrodinger equation with discontinuous potentials, D. Wei, S. Jin, R. Tsai, and X. Yang J. Comput. Phys., 229, 7440–7455, 2010

Diffusion generated motion using signed distance functions, S. Ruuth, S. Esedoglu, and R. Tsai. J. Comput. Phys. 229 (4), 2010.

BOOKS
Numerical Analysis of Multiscale Computations, B. Engquist, O. Runborg, and Y.-H. R. Tsai,
Lecture Notes in Computational Science and Engineering 82, Springer-Verlag, 2011

• Frank Gerth III Research Fellowship, 2007-present.
• Alfred P. Sloan Fellowship, 2006-2008.
• Visiting Fellowship of the Isaac Newton Institute for Mathematical Sciences, 2007.
• Veblen Research Instructorship, Institute for Advanced Study and Princeton University, 2002-2004.
• The FEMLAB Prize, April 2002.