Research
Interests: Theoretical computer science, randomized algorithms,
the Markov
Chain Monte Carlo
method,
statistical physics, combinatorial problems in evolutionary
biology.
A Computational Method for Bounding the Probability of Reconstruction
on Trees
N. Bhatnagar and E. Maneva Submitted, 2009, preprint at ps/pdf
Scaling Limits for Width 2 Partially Ordered Sets: the
Incomparability Window
N. Bhatnagar, N. Crawford, E. Mossel, and A. Sen Submitted 2008, preprint at ps/pdf
Reconstruction for Colorings on Trees
N. Bhatnagar, J. Vera, E. Vigoda, and D. Weitz Submitted 2008, preprint at ps/pdf
Sampling Stable
Marriages: Why Spouse-Swapping Won't Work N. Bhatnagar,
S. Greenberg, and D. Randall SODA 2008pspdf
Analysis
of
Top-Swap Shuffling for Genome Rearrangements N.
Bhatnagar, P. Caputo, P. Tetali, and E. Vigoda Annals of Applied Probability, 2007pspdf
The Effect of
Boundary Conditions on Mixing Rates of Markov Chains N. Bhatnagar,
S. Greenberg, and D. Randall RANDOM
2006pspdf
Random
Bichromatic Matchings N. Bhatnagar,
D. Randall, V. Vazirani and E. Vigoda LATIN
2006pspdf
Sampling
Binary
Contingency Tables with a Greedy Start I. Bezakova,
N.
Bhatnagar and E. Vigoda Random Structures and Algorithmspspdf
SODA 2006pspdf
Torpid Mixing
of
Simulated Tempering on the Potts Model N. Bhatnagar
and D. Randall SODA
2004
pspdf