Dr. Wen-wen Tung

Assistant Professor

E-mail: wwtung@purdue.edu

Associated Website(s): Climate & Extreme Weather (CLEW), Purdue Climate Change Research Center (PCCRC), Personal Website

Education

Ph.D., Atmospheric Sciences, University of California, Los Angeles, 2002

Research Interests

  • Dynamical predictability

  • Multiscale convective systems

  • Tropical dynamics (Monsoons, Waves, Intraseasonal oscillation, etc.)

  • Observational data reduction in geophysics and bioinformatics

  • Multiscale signal processing utilizing spectral analysis, wavelet analysis, principal component analysis, chaos and fractal theories, and other statistical methods.

Teaching Interests

EAS309: Computer-Aided Analysis For Geosciences

EAS534: Tropical Meteorology

EAS536: Introduction to Atmospheric General Circulation

EAS591Y: From Hot Towers to Hurricanes - An intro. to multiscale tropical convective systems

EAS637: Geophysical Fluid Dynamics in A Rotating System

Professional Experience

  • Assistant Professor, Earth and Atmospheric Sciences, Prudue University January 2005–present

  • Visiting Scientist, Mesoscale and Microscale Meteorology Division, NCAR August–December 2004

  • Postdoctoral Fellow, Advanced Study Program, NCAR August 2002–July 2004

Selected Publications <More>

  • Gao, J. B., J. Hu, W.-w. Tung, and Y.-C. Wang, 2008: Global cooling span amidst a century-long global warming trend, submitted to Geophys. Res. Let..

  • Ashfaq, M.*., S. Ying, W.-w. Tung, R. J. Trapp, X. Gao, J. S. Pal, N. S. Diffenbaugh, 2008: Suppression of South Asian summer monsoon precipitation in 21st century, submitted to Geophys. Res. Let..

  • Hu J., W.-w. Tung, and J.B. Gao, 2008: A new way to model non-stationary sea clutter, IEEE Signal Processing Letters (accepted).

  • Tung, W.-w. , J. Hu, J.B. Gao, and V.J. Billock, 2008: Diffusion, intermittency, and noise-sustained metastable chaos in the Lorenz equations: effects of noise on multistability. Int. J. Bifurcations & Chaos (theme issue Multistability in Dynamical Systems), 18, No. 6, 1749–1758.

  • Tung, W.-w., J.B. Gao, J. Hu, and Y.H. Cao, 2007: Quantifying dynamical prediction utility by relative entropy: the role of Kolmogorov-Sinai entropy, submitted to J. Atmos. Sci.

  • Tung, W.-w., Y. Qi, J.B. Gao, Y.H. Cao, and L. Billings, 2005: Direct characterization of chaotic and stochastic dynamics in a population model with strong periodicity. Chaos, Solitons, and Fractals, 24, 645-652.