It differs from its predecessors published by the same group in that it brings to bear a specialized hurricane model with much better spatial resolution. (dotearth.blogs.nytimes.com)
The GFDL hurricane model used for the study is an enhanced resolution version of the model used to predict hurricanes operationally at NOAA's National Centers for Environmental Prediction. (gfdl.noaa.gov)
His prior work in hurricane modeling focused on probabilistic track and intensity forecasts. (aer.com)