I am a Ph.D. student in the Computer Science Department at CMU. My advisors are Anupam Gupta and Ryan O'Donnell. I am supported by an NSF Graduate Research Fellowship.my email address
Sparsest Cut on Bounded Treewidth Graphs: Algorithms and Hardness Results (arXiv)
A. Gupta, K. Talwar, D. Witmer.
Markov chain methods for small-set expansion
R. O'Donnell, D. Witmer.
Sloppy models, parameter uncertainty, and the role of experimental design
J. Apgar, D. Witmer, B. Tidor.
Molecular BioSystems 6 (10), pp. 1890-1900 (2010).
Effects of atherogenic diet on hepatic gene expression across mouse strains
K. Shockley, D. Witmer, S. Burgess-Herbert, B. Paigen, G. Churchill.
Physiological Genomics 39 (3), pp. 172-182 (2009).