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GFS v17: Retrospective carrying on. Thanks to the core team for release branches; will tag when stable.
Configuration: Adopting JCB paradigm for YAMLs (HAFS and RFS systems) to separate configuration YAMLs from workflows.
ROPP Operator Comparison:
Running a series of $HH(x)$'s comparing RMS and Bias.
ROPP 1-D is not as good as others.
ROPP 2-D looks the same; need to check increments.
Discussion (Ron & Dan): Ron noted that at GMAO (ROPP vs. NDAM in OSSE), they usually didn't find differences in similar tests (no cycling). Dan noted that 2D wouldn't work in a GSI context but might show differences in cycling (which hasn't been done yet).
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Optimization: Plug for a PR from Steve Sandbach to remove an extra geometry constructor and temporary increment needed for benchmarks on the next-gen supercomputer.
Ice Data: Updates on Ice Freeboard and ice thickness data (linearization error removal, etc.).
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MMM (BJ)
RTTOV C++ Interface: Progress made on work with the Met Office.
CI Tests: A small PR broke a CI test; investigating the best way to fix it among several options.
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