Naveen Kumar Pranav Agarwal Aditya Ramamoorthy Murti V. Salapaka Maximum-Likelihood Sequence Detector for Dynamic Mode High Density Probe Storage http://arxiv.org/abs/0908.1789 2009 CoRR abs/0908.1789 db/journals/corr/corr0908.html#abs-0908-1789 informal publication