Meteorology

Parallel optimisation of Spectral Transform Method A new parallel optimisation, which uses functional as well as spatial parallelisation is given in the paper A hybrid parallel algorithm for the Spectral Transform Method which uses functional parallelism, and has been accepted for publication in Parallel Computing

Spectral Transform Method: Integrated Forecasting System (IFS) ECMWF

Global Models: Weather and Climate Forecasting

Figure 1. The spatial parallelisation

Figure 2. The transforms

Figure 3. The functional parallelisation

Figure 4. Speed up for T85