document eval commands used for rankhist

docs/archesweather/eval.md

@@ -0,0 +1,32 @@
+# Evaluate
+
+Set model run name (used in hydra argument `++name=NAME`): 
+```sh
+NAME=archesweathergen
+```
+
+## Commands to compute metrics
+
+### Rank histogram
+```sh
+python -m geoarches.evaluation.eval_multistep  \
+--pred_path evalstore/${NAME}/ \
+--output_dir evalstore/${NAME}_metrics/ \
+--groundtruth_path data/era5_240/full/ \
+--multistep 10 --num_workers 4 \
+--metrics era5_rank_histogram_50_members
+```
+
+## Commands to plot
+
+### Rank histogram
+```sh
+python -m geoarches.evaluation.plot --output_dir plots/ 
+--metric_paths evalstore/${NAME}_metrics/test-multistep=10-era5_rank_histogram_50_members.nc 
+--model_names ArchesWeatherGen \
+--model_colors red \
+--metrics rankhist \
+--vars Z500:geopotential:level:500 T850:temperature:level:850 Q700:specific_humidity:level:700 U850:u_component_of_wind:level:850 V850:v_component_of_wind:level:850 \
+--rankhist_prediction_timedeltas 1 7 \
+--figsize 10 4
+```

mkdocs.yaml

@@ -48,4 +48,5 @@ nav:
       - Setup: archesweather/setup.md
       - Run: archesweather/run.ipynb
       - Train: archesweather/train.md
+      - Evaluate: archesweather/eval.md